Plant Storage Proteins

Biological ReviewsVolume 70, Issue 3 p. 375-426 Plant Storage Proteins P. R. Shewry, P. R. Shewry Department of Agricultural Sciences. University of Bristol. Institute of Arable Crops Research. Long Ashton Research Station. Bristol BS18 9AF. U.K.Search for more papers by this author P. R. Shewry, P. R. Shewry Department of Agricultural Sciences. University of Bristol. Institute of Arable Crops Research. Long Ashton Research Station. Bristol BS18 9AF. U.K.Search for more papers by this author First published: August 1995 https://doi.org/10.1111/j.1469-185X.1995.tb01195.xCitations: 150AboutPDF ToolsRequest permissionExport citationAdd to favoritesTrack citation ShareShare Give accessShare full text accessShare full-text accessPlease review our Terms and Conditions of Use and check box below to share full-text version of article.I have read and accept the Wiley Online Library Terms and Conditions of UseShareable LinkUse the link below to share a full-text version of this article with your friends and colleagues. Learn more.Copy URL References Abe, Y., Shirane, K., Yokosawa, H., Matsushita, H., Mitta, M., Kato, I. & Ishii, S. I. (1993). Asparaginyl endopeptidase of jack bean seeds. Purification, characterization, and high utility in protein sequence analysis. Journal of Biological Chemistry 268, 3525– 3529. Akoroda, M. O. (1993). Yams Dioscorea spp. In Genetic Improvement of Vegetable Crops (ed. G. Kalloo and B. O. Bergh) 49, 717– 733. Pergamon Press Oxford. Allen, R. D., Cohen, E. A., Vonder Haar, R. A., Adams, C. A., Ma, D. P., Nessler, C. L. & Thomas, T. L. (1987). Sequence and expression of a gene encoding an albumin storage protein in sunflower. Molecular and General Genetics 210, 211– 218. Allona, I., Casado, R. & Aragoncillo, C. (1992). Seed storage proteins from Pinus pinaster Ait.: homology of major components with IIS proteins from angiosperms. Plant Science 87, 9– 18. Altenbach, S. B., Pearson, K. W., Leung, F. W. & Sun, S. S. M. (1987). Cloning and sequence analysis of a cDNA encoding a Brazil nut protein exceptionally rich in methionine. Plant Molecular Biology 8, 239– 250. Altenbach, S. B., Kuo, C.-C., Staraci, L. C., Pearson, K. W., Wainwright, C., Georgescu, A. & Townsend, J. (1992). Accumulation of a Brazil nut albumin in seeds of transgenic canola results in enhanced levels of seed protein methionine. Plant Molecular Biology 18, 235– 245. Ampe, C., van Damme, J., de Castro, L. A. B., Sampaio, M. J. A. M., van Montagu, M. & Vanderkerckhove, J. (1986). The amino-acid sequence of the 2S sulfur-rich proteins from seeds of Brazil nut (Bertholletia excelsa H.B.K.). European Journal of Biochemistry 159, 597– 604. Andrews, D. L., Beames, B., Summers, M. D. & Park, W. D. (1988). Characterization of the lipid acyl hydrolase activity of the major potato (Solanum tuberosum) tuber protein, patatin, by cloning and abundant expression in a baculovirus vector. Biochemical Journal 252, 199– 206. Anisimova I., Fido, R., Tatham, A. S. & Shewry, P. R. (1994). Heterogeneity and polymorphism of sunflower seed 2S albumins. Biotechnology and Biotechnological Equipment (Bulgaria) 7, 63– 69. Argos, P., Narayana, S. V. L. & Nielsen, N. C. (1985). Structural similarity between legumin and vicilin storage proteins from legumes. The EMBO Journal 4, 1111– 1117. Argos, P., Pedersen, K., Marks, M. D. & Larkins, B. A. (1982). A structural model for maize zein proteins. Journal of Biological Chemistry 257, 9984– 9990. Badley, R. A., Atkinson, D., Hauser, H., Oldani, D., Green, J. P. & Stubbs, J. M. (1975). The structure, physical and chemical properties of the soy bean protein glycinin. Biochemica et Biophysica Acta 412, 214– 228. Barbier, P. & Ishihama, A. (1990). Variation in the nucleotide sequence of a prolamin gene family in wild rice. Plant Molecular Biology 15, 191– 195. Bartels, D., Altosaar, I., Harberd, N. P., Barker, R. F. & Thompson, R. D. (1986). Molecular analysis of γ-gliadin gene families at the complex Gli-I locus of bread wheat (T. aestivum L.). Theoretical and Applied Genetics 72, 845– 853. Beachy. R. N., Jarvis, N. P. & Barton, K. A. (1981). Biosynthesis of subunits of the soybean 7S storage protein. Journal of Molecular and Applied Genetics 1, 19– 27. Beccari, J. B. (1745). De Frumento. De Bononiensi Scientiarum et Artium atque Academia Commentarii, Tomi Secundi. Bononia. Bechtel, D. B., Wilson, J. D. & Shewry, P. R. (1991). Immunocytochemical localization of the wheat storage protein triticin in developing endosperm tissue. Cereal Chemistry 68, 573– 7. Bednarek, W. Y., Wilkins, T. A., Dombrowski, J. E. & Raikhel, N. Y. (1990). A carboxyterminal propeptide is necessary for proper sorting of barley lectin to vacuoles in tobacco. Plant Cell 2, 1145– 55. Belanger, F. C. & Kriz, A. L. (1989). Molecular characterization of the major maize embryo globulin encoded by the Glb 1 gene. Plant Physiology 91, 636– 643. Bietz, J. A. (1983). Cereal prolamin evolution and homology revealed by sequence analysis. Biochemical Genetics 20, 1039– 1053. Bietz, J. A. (1983). Separation of cereal proteins by reversed-phase high-performance liquid chromatography. Journal of Chromatography 255, 219– 238. Blagrove, R. J., Lilley, G. G. & Higgins, T. J. V. (1984). Macrozin, a novel storage globulin from seeds of Macrozamia communis L. Johnson. Australian Journal of Plant Physiology II, 69– 77. Bollini R. & Chrispeels, M. J. (1978). Characterization and subcellular localization of vicilin and phytohemagglutinin, the two major reserve proteins of Phaseolus vulgaris L. Planta 14, 291– 298. Boronat, A., Martinez, M. C., Reina, M., Puigdomenech, P. & Palau, J. (1986). Isolation and sequencing of a 28 kD glutenin-2 gene from maize: common elements in the 5′ flanking regions among zein and glutenin genes. Plant Science 47, 95– 102. Boston, R. S., Fontes, E. B. P., Shank, B. B. & Wrobel, R. L. (1991). Increased expression of the maize immunoglobulin binding protein homolog b-70 in three zein regulatory mutants. The Plant Cell 3, 497– 505. Bown, D., Ellis, T. H. N. & Gatehouse, J. A. (1988). The sequence of a gene encoding convicilin from pea (Pisum sativum L.) shows that convicilin differs from vicilin by an insertion near the N-terminus. Biochemical Journal 251, 717– 726. Braconnot, H. (1827). Mémoire sur un Principe particulier aux graines de la famille des légumineuses, et analyse des pois et des haricots. Ann. Chim. Phys. 34, 68– 85. Bradshaw, H. D., Hollick, J. B., Parsons, T. J., Clarke, H. R. G. & Gordon, M. P. (1989). Systemically wound-responsive genes in poplar trees encode proteins similar to sweet potato sporamins and legume Kunitz trypsin inhibitors. Plant Molecular Biology 14, 51– 59. Brinegar, A. C. & Peterson, D. M. (1982). Synthesis of oat globulin precursors. Analogy to legume IIS storage protein synthesis. Plant Physiology 70, 1767– 1769. Brogdon, W. G. & Dickinson, C. M. (1983). A microassy systems for measuring esterase activity and protein concentration in small samples and in high-pressure liquid chromatography eluate fractions. Analytical Biochemistry 131, 499– 503. Bunce, N. A. C., Forde, B. G., Kreis, M. & Shewry, P. R. (1986). DNA restriction fragment length polymorphism at hordein loci: application to identifying and fingerprinting barley cultivars. Seed Science Technology 14, 419– 429. Bulleid, N. J. & Freedman, R. B. (1988). Defective co-translational formation of disulphide bonds in protein disulphide isomerase deficient microsomes. Nature 335, 649– 651. Burgess, S. R., Shewry, P. R., Matlashewski, G. J., Altosaar, I. & Miflin, B. J. (1983). Characteristics of oat (Avena sativa L.) seed globulins. Journal of Experimental Botany 34, 132– 1332. Burgess, S. R. & Shewry, P. R. (1986). Identification of homologous globulins from embryos of wheat, barley, rye and oats. Journal of Experimental Botany 37, 1863– 1871. Cameron-Mills, V. & Brandt, A. (1988). A y-hordein gene. Plant Molecular Biology II, 449– 461. Carneiro, M., Rodrigues, C. A., de Castro, L. A. B., Da Silva, M. C. & Coutinho, M. V. (1990). Isolation characterization of the major albumin from Colocasia esculenta corms. Plant Science 67, 39– 46. Casey, R. (1979a). Immunoaffinity chromatography as a means of purifying legumin from Pisum (pea) seeds. Biochemical Journal 177, 509– 520. Casey, R. (1979b). Genetic variability in the structure of the subunits of legumin from Pisum - a two-dimensional gel electrophoresis study. Heredity 43, 265– 272. Casey, R. & Sanger, E. (1980). Purification and some properties of a 7S seed storage protein from Pisum (pea). Biochemical Society Trans. 8, 658. Casey, R., Domoney, C. & Ellis, N. (1986). Legume storage proteins and their genes. In Oxford Surveys of Plant Molecular and Cell Biology, vol. 3 (ed. B. J. Miflin), pp. 1– 95. Oxford University Press, Oxford . Casey, R., Domoney, C. & Smith, A. M. (1993). Biochemistry and molecular biology of seed products. In Peas: Genetics, Molecular Biology and Biotechnology (ed. R. Casey and D. R. Davies), pp. 121– 164. CAB International, Wallingford . Chestnut, R. S., Shotwell, M. A., Boyer, S. K. & Larkins, B. A. (1989). Analysis of avenin proteins and the expression of their mRNAs in developing oat seeds. The Plant Cell I, 913– 924. Chrispeels, M. J. (1984). Biosynthesis, processing and transport of storage proteins and lectins in cotyledons of developing legume seeds. Philosophical Transaction of the Royal Society Series B 304, 309– 322. Chrispeels, M. J. (1991). Sorting of proteins in the secretory system. Annual Reviews of Plant Physiology and Plant Molecular Biology 4, 21– 53. Chrispeels, M. J. & Raikhel, N. V. (1992). Short peptide domains target proteins to plant vacuoles. Cell 68, 613– 616. Chrispeels, M. J., Higgins, T. J. V. & Spencer, D. (1982). Assembly of storage protein oligomers in the endoplasmic reticulum and processing of the polypeptides in the protein bodies of developing pea cotyledons. Journal of Cell Biology 93, 306– 313. Clausen, S. & Apel, K. (1991). Seasonal changes in the concentration of the major storage protein and its mRNA in xylem ray cells of poplar trees. Plant Molecular Biology 17, 669– 678. van Cleve B., Clausen, S. & Sauter, J. J. (1988). Immunochemical localization of a storage protein in poplar wood. Journal of Plant Physiology 133, 371– 374. Cole, E. W., Kasarda, D. D. & Lafiandra, D. (1984). The conformational structure of A-gliadin. Intrinsic viscosities under conditions approaching the native state and under denaturing conditions. Biochimica et Biophysica Acta 787, 244– 251. Coleman, G. D., Chen, T. H. H., Ernst, S. G. & Fuchigami, L. (1991). Photoperiod control for poplar bark storage protein accumulation. Plant Physiology 96, 686– 692. Coleman, G. D., Chen, T. H. H. & Fuchigami, L. H. (1992). Complementary DNA cloning of poplar bark storage protein and control of its expression by photoperiod. Plant Physiology 98, 687– 693. Coleman, G. D., Englert, J. M., Chen, T. H. H. & Fuchigami, L. H. (1993). Physiological and environmental requirements for poplar (Populus deltoides) bark storage protein degradation. Plant Physiology 102, 53– 59. Colot, V., Bartels, D., Thompson, R. & Flavell, R. (1989). Molecular characterization of an active wheat LMW glutenin gene and its relation to other wheat and barley prolamin genes. Molecular and General Genetics 216, 81– 90. Conant, D. S. & de Maggio, A. E. (1989). Immunological comparisons of spore storage proteins: the use of affinity-purified antibodies and western-blotting in probing the relationships of higher taxa of ferns. Biochemical Systernatics and Ecology 17, 103– 107. Conlan, S., Ainsworth, C., Fido, R., Tatham, A. S. & Shewry, P. R. (1994a). Characterization of the major tuber storage protein of yam (Dioscorea spp.) tubers. in press. Conlan, R. S., Griffiths, L.-A., Napier, J. A., Martin, C. A., Shewry, P. R., Mantell, S. & Ainsworth, C. (1994b). Isolation and characterisation of cDNAs encoding the major tuber storage protein (dioscorin) of yam (Dioscorea cayanensis Lam.). in press. Coulter, K. M. & Bewley, J. D. (1990). Characterization of a small sulphur-rich storage albumin in seeds of Alfalfa (Medicago sativa L.). Journal of Experimental Botany 41, 1541– 1547. Crouch, M. L., Tenbarge, K. M., Simon, A. E. & Ferl, R. (1983). cDNA clones for Brassica napus seed storage proteins: evidence from nucleotide sequence analysis that both subunits of napin are cleaved from a precursor polypeptide. Journal of Molecular and Applied Genetics 2, 273– 283. Croy, R. R. D., Gatehouse, J. A., Tyler, M. & Boulter, D. (1980). The purification and characterisation of a third storage protein (convicilin) from the seeds of pea (Pisum sativum L.). Biochemical Journal 191, 509– 516. Cyr, E. R. & Bewley, J. D. (1990). Seasonal variation in nitrogen storage reserves in the roots of leafy spurge (Euphorbia esula) and responses to decapitation and defoliation. Physiology Plant 78, 361– 366. Danielsson, C. E. (1949). Seed globulins of the Gramineae and Leguminoseae. Biochemical Journal 44, 387– 400. D'Amico, L., Valsasina, B., Daminati, M. G., Fabbrini, M. S., Nitti, G., Bollini, R., Ceriotti, A. & Vitale, A. (1992). Bean homologs of the mammalian glucose-regulated proteins: induction by tunicamycin and interaction with newly synthesized seed storage proteins in the endoplasmic reticulum. The Plant Journal 2, 443– 455. Davis, J. M., Coleman, G. D., Chen, T. H. & Gordon, M. P. (1993). Win4, a family of wound-induced genes in poplar trees. Plant Physiology 102S, 25. Dayhoff, M. O. (1978). Atlas of protein sequence and structure. 5, Supplement 3. DeBarros, E. G., Takasaki, K., Kirleis, A. W. & Larkins, B. A. (1991). Nucleotide sequence of a cDNA clone encoding γ-kafirin protein from Sorghum bicolor. Plant Physiology 97, 1606– 1607. de Castro, L. A. B., Lacerda, Z., Aramayo, R. A., Sampaio, M. J. A. M. & Gander, E. S. (1987). Evidence for a precursor molecular of Brazil nut 2S seed proteins from biosynthesis and cDNA analysis. Molecular and General Genetics 206, 338– 343. de Castro, L. A. B., Carneiro, M., Neshich, D. De C. M. & de Paiva, G. R. (1992). Spatial and temporal gene expression patterns occur during corm development. The Plant Cell 4, 1549– 1559. de Clercq, A., Vandewiele, M., van Damme, J., Guerche, P., van Montagu, M., Vandekerckhove & Krebbers, E. (1990). Stable accumulation of modified 2S albumin seed storage proteins with higher methionine contents in transgenic plants. Plant Physiology 94, 97– 979. DeMaggio, A. E. & Stetler, D. A. (1980). Storage products in spores of Onoclea sensibilis L. American Journal of Botany 67, 452– 455. Derbyshire, E., Wright, D. J. & Boulter, D. (1976). Legumin and vicilin storage proteins of legume seeds. Phytochemistry 15, 411– 414. DeRose, R. T., Ma, D.-P., Kwon, I.-S., Hasnain, S. E., Klassy, R. C. & Hall, T. C. (1989). Characterization of the kafirin gene family from sorghum reveals extensive homology with zein from maize. Plant Molecular Biology 12, 245– 256. Desbrough, S. L. (1983). Potato (Solanum tuberosum). In Isosymes in Plant Genetics and Breeding (ed. S. D. Tanksley and T. J. Orton), Part B, pp. 167– 188. Elsevier, Amsterdam . DeWald, D. B., Mason, H. S. & Mullet, J. E. (1992). The soybean vegetative storage proteins VSP α and VSP β are acid phosphatases active on polyphosphates. Journal of Biological Chemistry 267, 15958– 15964. D'Hondt, K., Bosch, D., van Damme, J., Goethals, Vanderkerckhove, J. & Krebbers, E. (1993). An aspartic proteinase present in seeds cleaves Arabidopsis 2S albumin precursors in vitro. Journal of Biological Chemistry 268, 20884– 20891. Domoney, C. & Casey, R. (1990). Another class of vicilin gene in Pisum. Planta 182, 39– 42. Drenth, J. & Wiebenga, E. H. (1955). Excelsin, edestin and tobacco seed globulin crystals. Rec. Trav. Chim. 74, 813– 831. Duranti, M., Guerrieri, N., Takahashi, T. & Cerletti, P. (1988). The legumin-like storage protein of Lupinus albus seeds. Phytochemistry 27, 15– 23. Egorov, T. A. (1988). The amino acid sequence of the 'fast' avenin component (Avena sativa L.). Journal of Cereal Science 8, 289– 292. Entwistle, J., Knudsen, S., Muller, M. & Cameron-Mills, V. (1991). Amber codon suppression: the in vivo analysis of two C-hordein genes from barley. Plant Molecular Biology 17, 1217– 1231. Ericson, M. L., Rodin, J., Lenman, M., Glimelius, K., Josefsson, L.-G. & Rask, L. (1986). Structure of the rapeseed 1–7S storage protein, napin, and its precursor. Journal of Biological Chemistry 261, 14576– 14581. Ersland, D. R., Brown, J. W. S., Casey, R. & Hall, T. C. (1983). The storage proteins of Phaseolus vulgaris L., Vicia faba L. and Pisum sativum L. In Seed Proteins (ed. W. Gottschalk and H. P. Müller), pp. 355– 375. Martinus Nijhoff/Dr W. Junk Publishers, The Hague . Evans, D.J., Schüssler, L. & Taylor, J. R. N. (1987). Isolation of reduced-soluble protein from sorghum starchy endosperm. Journal of Cereal Science 5, 61– 65. Faulks, A. J., Shewry, P. R. & Miflin, B. J. (1981). The polymorphism and structural homology of storage polypeptides (hordein) coded by the Hor a locus in barley (Hordeum vulgare L.). Biochemical Genetics 19, 841– 858. Field, J. M., Tatham, A. S., Baker, A. & Shewry, P. R. (1986). The structure of C hordein. FEBS Letters 200, 76– 80. Field, J. M., Tatham, A. S. & Shewry, P. R. (1987). The structure of a high molecular weight subunit of wheat gluten. Biochemical Journal 247, 215– 221. Fischer, G. & Schmid, F. X. (1990). The mechanism of protein folding. Implications of in vitro refolding models for de novo protein folding and translocation in the cell. Biochemistry 29, 2205– 2212. Flinn, B. S., Roberts, D. R., Webb, D. T. & Sutton, B. C. S. (1991). Storage protein changes during zygotic embryogenesis in interior spruce. Tree Physiology 8, 71– 81. Fontes, E. B. P., Shank, B. B., Wrobel, R. L., Moose, S. P., Obrian, G. R., Wurtzel, E. T. & Boston, R. S. (1991). Characterization of an immunoglobulin binding protein homolog in the maize floury-2 endosperm mutant. The Plant Cell 3, 483– 496. Forde, B. G., Heyworth, A., Pywell, J. & Kreis, M. (1985). Nucleotide sequence of a B1 hordein gene and the identification of possible upstream regulatory elements in endosperm storage protein genes from barley, wheat and maize. Nucleic Acids Research 13, 7327– 7339. Franceschi, V. R., Wittenbach, V. A. & Giaquinta, R. T. (1983). Paraveinal mesphyll of soybean leaves in relation to assimilate transfer and compartmentation. Plant Physiology 78, 586– 589. Galliard, T. (1971). The enzymic deacylation of phospholipids and galactolipids in plants. Biochemical Journal 121, 379– 390. Galau, G. A., Wang, H. Y.-C. & Hughes, D. W. (1992). Cotton Mat5-A (C164) gene and Mat5-D cDNAs encoding methionine-rich 2S albumin storage proteins. Plant Physiology 99, 779– 782. Gander, E. S., Holmstroem, K.-O., de Paiva, G. R., de Castro, L. A. B., Carneiro, M. & Grossi De Sá, M.-F. (1991). Isolation, characterization and expression of a gene coding for a 2S albumin from Bertholletia excelsa (Brazil nut). Plant Molecular Biology 16, 437– 448. Garcia-Olmedo, F., Salcedo, G., Sanchez-Monge, R., Gomez, L., Rouo, J. & Carbonero, P. (1987). Plant proteinaceous inhibitors of proteinases and a-amylases. In Oxford Surveys of Plant Molecular and Cell Biology (ed. B. J. Miflin), pp. 275– 334. Oxford University Press, Oxford . Gatehouse, J. A., Croy, R. R. D. & Boulter, D. (1984). The synthesis and structure of pea storage proteins. Critical Reviews in Plant Sciences 1, 287– 314. Gayler, K. R., Kolivas, S., MacFarlane, A. J., Lilley, G. G., Baldi, M., Blagrove, R. J. & Johnson, E. D. (1990). Biosynthesis, cDNA and amino acid sequences of a precursor of conglutin δ, a sulphur-rich protein from Lupinus angustifolius. Plant Molecular Biology 15, 879– 893. Gething, M.-J. & Sambrook, J. (1992). Protein folding in the cell. Nature 355, 33– 45. Gianazza, E., Righetti, P. G., Pioli, F., Galante, E. & Soave, C. (1976). Size and charge heterogeneity of zein in normal and opaque-2 maize endosperms. Maydica 21, 1– 17. Gibbs, P. E. M., Strongin, K. B. and McPherson, A. (1989). Evolution of legume seed storage proteins - a domain common to legumins and vicilins is duplicated in vicilins. Molecular Biology and Evolution 6, 614– 623. Giorini, S. & Galili, G. (1991). Characterization of HSP-70 cognate proteins from wheat. Theoretical & Applied Genetics 82, 615– 620. Green, M. J., McLeod, J. K. & Misra, S. (1991). Characterization of Douglas fir protein body composition by SDS-PAGE and electron microscopy. Plant Physiology and Biochemistry 29, 49– 55. Greenwood, J. S., Stinissen, H. M., Peumans, W. J. & Chrispeels, M. J. (1986). Sambucus nigra agglutinin is located in protein bodies in the phloem paranchyma of the bark. Planta 167, 275– 278. Häger, K.-P., Jensen, U., Gilroy, J., Richardson, M. (1992). The N-terminal amino acid sequence of the β-subunit of the legumin-like protein from seeds of Ginkgo biloba. Phytochemistry 31, 523– 525. Hakman, I. (1993). Embryology in Norway spruce (Picea abies). An analysis of the composition of seed storage proteins and deposition of storage reserves during seed development and somatic embryogenesis. Physiologia Plantarum 87, 148– 149. Halford, N. G., Forde, J., Anderson, O. D., Greene, F. C. & Shewry, P. R. (1987). The nucleotide and deduced amino acid sequences of an HMW glutenin subunit gene from chromosome IB of bread wheat (Triticum aestivum L.), and comparison with those of genes from chromosomes IA ad ID. Theoretical and Applied Genetics 75, 117– 126. Halford, N. G., Field, J. M., Blair, H., Urwin, P., Moore, K., Robert, L., Thompson, R., Flavell, R. B., Tatham, A. S. & Shewry, P. R. (1992). Analysis of HMW glutenin subunits encoded by chromosome IA of bread wheat (Triticum aestivum L.) indicates quantitative effects on grain quality. Theoretical and Applied Genetics 83, 373– 378. Hall, T. C., McLeester, R. C. & Bliss, F. A. (1977). Equal expression of the maternal and paternal alleles for polypeptide subunits of the major storage protein of the bean Phaseolus vulgaris L. Plant Physiology 59, 1122– 1124. Hara-Nishimura, I., Takeuchi, Y., Inoue, K. & Nishimura, M. (1993). Vesicle transport and processing of the precursor to 2S albumin in pumpkin. The Plant Journal 4, 793– 800. Hara-Nishimura, I., Nishimura, M. & Akazawa, T. (1985). Biosynthesis and intracellular transport of IIS globulin in developing pumpkin cotyledons. Plant Physiology 77, 747– 752. Hara-Nishimura, I. & Nishimura, M. (1987). Proglobulin processing enzyme in vacuoles isolated from developing pumpkin cotyledons. Plant Physiology 85, 440– 445. Harms, U. & Sauter, J. J. (1991). Storage proteins in the wood of Taxodiaceae and of Taxus. Journal of Plant Physiology 138, 497– 499. Harvey, P. J. & Boulter, D. (1983). Isolation and characterization of the storage protein of yam tubers (Dioscorea rotundata). Phytochemistry 22, 1687– 1693. Hattori, T., Matsuoka, K. & Nakamura, K. (1988). Subcellular localization of the sweet potato tuberous root storage protein. Agricultural Biological Chemistry 52, 1057– 1059. Hattori, T., Yoshida, N. & Nakamura, K. (1989). Structural relationship among the members of a multigene family coding for the sweet potato tuberous root storage protein. Plant Molecular Biology 13, 563– 572. Hattori, T., Nakagawa, S. & Nakamura, K. (1990). High level expression of tuberous root storage protein genes of sweet potato in stems of plantlets grown in vitro on sucrose medium. Plant Molecular Biology 14, 595– 604. Hattori, T., Fukumoto, H., Nakagawa, S. & Nakamura, K. (1991). Sucrose-induced expression of genes coding for the tuberous root storage protein, sporamin, of sweet potato in leaves and petioles. Plant Cell Physiology 32, 79– 86. Heim, U., Bäumlein, H. & Wobus, U. (1994). The legumin gene family: a reconstructed Vicia faba legumin gene encoding a high-molecular-weight subunit is related to type B genes. Plant Molecular Biology 25, 131– 135. Herman, E. M., Haukins, C. N. & Shannon, L. M. (1988). Bark and leaf lectins of Sophora japonica are sequestered in protein-storage vacuoles. Plant Physiology 86, 1027– 1031. Higgins, T. J. V., Chandler, P. M., Randall, P. J., Spencer, D., Beach, L. R., Blagrove, R. J., Kortt, A. A. & Inglis, A. S. (1986). Gene structure, protein structure, and regulation of the synthesis of a sulfur-rich protein in pea seeds. Journal of Biological Chemistry 261, 11124– 11130. Hirai, M., Nakamura, K., Imai, T. & Sato, T. (1993). cDNAs encoding for storage proteins in the tubers of taro (Colocasia esculenta Schott). Japanese Journal of Genetics 68, 229– 236. Horikoshi, M., Kobayashi, H., Yamazoe, Y., Mikami, B. & Morita, Y. (1991). Purification and complete amino acid sequence of a major prolamin of rice endosperm. Journal of Cereal Science 14, 1– 14. Hull, G. A., Halford, N. G., Kreis, M. & Shewry, P. R. (1991). Isolation and characterisation of genes encoding rye prolamins containing a highly repeated sequence motif. Plant Molecular Biology 17, 111– 1115. I'Anson, K. J., Morris, V. J., Shewry, P. R. & Tatham, A. S. (1992). Small angle X-ray scattering studies of the C hordeins of barley. Biochemical Journal 287, 183– 185. Iibuchi, C. & Imahori, K. (1978). Heterogeneity and its relation to the subunit structure of the soybean 7S globulin. Agricultural and Biological Chemistry 42, 31– 36. Irwin, S. D., Keen, J. N., Findlay, J. B. C. & Lord, J. M. (1990). The Ricinus communis 2S albumin precursor: a single preprotein may be processed into two different heterodimeric storage proteins. Molecular and General Genetics 222, 400– 408. Jensen, U. & Berthold, H. (1989). Legumin-like proteins in gymnosperms. Phytochemistry 28, 1389– 94. Jensen, U. & Lixue, C. (1991). Abies seed protein profile divergent from other Pinaceae. Taxon 40, 435– 440. Jones, D. B. & Gersdorff, C. E. F. (1931). Ipomoein, a globulin from sweet potatoes, Ipo moea batotas. Isolation of a secondary protein derived from ipomoein by enzymic action. Journal of Biological Chemistry 93, 119– 126. Kasarda, D. D., Autran, J.-C., Lew, E. J.-L., Nimmo, C. C. & Shewry, P. R. (1983). N-terminal amino acid sequences of ω-gliadins and ω-secalins: implications for the evolution of prolamin genes. Biochemical et Biophysica Acta 747, 138– 150. Kasarda, D. D., Okita, T. W., Bernardin, J. E., Baecker, P. A., Nimmo, C. C., Lew, E. J.-L., Dietler, M. D. & Greene, F. (1984). Nucleic acid (cDNA) and amino acid sequences of α-type gliadins from wheat (Triticum aestivum). Proceedings of the National Academy of Science USA 81, 4712– 47I6. Kim, W. T. & Okita, T. W. (1988a). Nucleotide and primary sequence of a major rice prolamine. FEBS Letters 231, 308– 310. Kim, W. T. & Okita, T. W. (1988b). Structure, expression, and heterogeneity of the rice seed prolamines. Plant Physiology 88, 649– 655. Kirihara, J. A., Petri, J. B. & Messing, J. (1988).