Biochemical characterization of rice glutelin

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August undefined, 2024

WebOct 1, 2024 · The charge density of individual rice glutelin and gum arabic solutions was determined as a function of pH (2.0–7.0) by measuring the zeta potential values in order to confirm the optimum pH for complex coacervation between rice glutelin and gum arabic (Fig. 1 B).The net charge of rice glutelin solutions at pH 3.0 is the most positive (7.2 ± …

Characterization of rice glutelin fibrils and their effect on

WebSep 1, 2012 · The Osborne method comprising of a 2-step in vitro digestion of rice flour was used to extract albumin, globulin, prolamin, and glutelin by using pepsin and trypsin. Subsequently, the antioxidant … Expand WebThe nucleotide sequence revealed that the iso-electric point variation of the pI6.50/alpha-1 polypeptide was caused by a point mutation with nucleotide replacement at the variable … shark sweeper charger v2945z

Rice Mutant esp2 Greatly Accumulates the Glutelin Precursor and …

WebThe rice ( Oryza sativa L.) mutant of glu4a, lacking the glutelin α-2 subunit while the α-1 subunit increased (α-1H/α-2L), was used in this study. Two-dimensional electrophoresis … WebSep 1, 2024 · Rice glutelin has high asparagine and glutamine contents (Liu et al., 2011). Thus, it likely has high ability to form fibril aggregates, since Tang et al. (2010) … WebDec 1, 2024 · A spectrofluorometric method was utilized to provide additional information about the interaction of rice glutelin and gallic acid. Fluorescence excitation was carried out at 280 nm, since this wavelength is sensitive to changes in the local environments of tryptophan and tyrosine groups, which provides indirect information about alterations in … population east asia

Expression of unprocessed glutelin precursor alters polymerization ...

Rice Glutelins SpringerLink

WebJun 1, 2003 · L. Q. Qu 81-298-38-8373 81-298-38-8397 [email protected] X. L. Wei H. Satoh T. Kumamaru M. Ogawa F. Takaiwa Institute of Genetics and Developmental Biology, the Chinese Academy of Sciences, Beijing 100101, China Institute of Genetic Resources, Faculty of Agriculture, Kyushu University, Hakozaki 6-10-1, Fukuoka 812-8581, Japan … WebMay 1, 1985 · The two major subunits of rice glutelin, the acidic (α) and basic (β) polypeptides were purified by chromatofocusing and cation exchange … sharks weak pointWebINTRODUCTION. The major endospermic rice protein is glutelin,[1, 2] which comprised up to 70 to 80% of total rice protein.Janick also found 70% of glutelin protein in rice flour as compared to other cereals, which were higher in prolamin contents. The biochemical characterization of rice proteins shows the important nutritional properties and these … population east midlands

"WebUnlike other cereals which accumulate prolamins as their primary nitrogen reserve, the major class of storage proteins in rice and oat are the glutelins and 12S globulins, respectively. These proteins are highly homologous at the primary sequence level to the leguminous US globulins. This similarity in protein structure extends to the molecular ... " - Biochemical characterization of rice glutelin

Biochemical characterization of rice glutelin

Biochemical and molecular characterization of a rice glutelin allele ...

WebSep 1, 2024 · Here we investigated and characterized the formation of thermal-induced rice glutelin fibrils at 85 °C and pH 2.0. The potential effects of rice glutelin fibrils on the in vitro starch digestibility were also evaluated. Thioflavin T fluorescence spectral analysis revealed extensive formation of rice glutelin fibrils after 4 h of incubation at pH 2.0 and 85 °C. WebRice glutelin cDNA clones isolated from a rice cDNA library constructed from immature endosperm encoded polypeptides containing the same number of amino acids including a 24 amino acid signal peptide, a 282 amino acid acidic subunit and a 193 amino acid basic subunit. SummaryRice glutelin cDNA clones were isolated from a rice cDNA library …

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WebJul 1, 2003 · An extensive analysis of the complete rice genome sequence indicates that there are at least 11 glutelin genes (Katsube-Tanaka et al., 2004). However, only GluA … WebNov 2, 2008 · A new glutelin gene, designated GluD-1, has been discovered by comparing the seed storage proteins from 48 japonica and indica rice cultivars on SDS-PAGE gels. Evidence that GluD-1 is a member of the glutelin family was provided by Western blots using anti-glutelin antiserum and by mapping the gene to the chromosomal glutelin …

WebEurope PMC is an archive of life sciences journal literature. WebJun 15, 2009 · In this study, transgenic a123 expressing glutelin with a mutation at the processing site proved to be useful for studying the glutelin sorting and assembly system in rice seeds. The results obtained using transgenic rice plants clearly address the functional role of post-translational processing from the glutelin precursor to the mature acidic ...

WebREP-1 was further purified to a single polypeptide of 36 kDa. REP-1 digested in vitro both the acidic and basic subunits of rice glutelin, the major seed storage protein of rice. Determination of the N-terminal amino acid sequence and experiments with protease inhibitors indicated that REP-1 is a cysteine endopeptidase. WebJun 1, 1985 · The two major subunits of rice glutelin, the acidic (alpha) and basic (beta) polypeptides were purified by chromatofocusing and cation …

WebApr 1, 2002 · Very little is known about the gene that regulates the biochemical and cellular processes responsible for the formation of PBs. Rice mutants that show variations in the profile patterns of storage proteins have been identified and assigned into four classes (Kumamaru et al., 1988; Ogawa et al., 1989).

WebJan 1, 1992 · The 51-kDa protein is the rice glutelin precursor, which is processed to give rise to the 34-37-kDa u-subunit and 21-23-kDa subunit [3,7]. Similarly, the 14-kDa protein has been identified as a rice prolamine [7]. The 25- and 16-kDa proteins were the most abundant polypeptides in the globulin fraction (Fig. 1, lane C). ... Biochemical ... shark sweatshirt costumeWebThe nucleotide sequence revealed that the iso-electric point variation of the pI6.50/α-1 polypeptide was caused by a point mutation with nucleotide replacement at the variable … population earth todayWebLikeoatglobulin (1), rice glutelin appears to be preferentially synthesized on membrane-bound polysomes (15, 29) and it is packaged in protein bodies (29). In addition, recent data indicates that ... population echucaWebNov 2, 2008 · Abstract. A new glutelin gene, designated GluD-1, has been discovered by comparing the seed storage proteins from 48 japonica and indica rice cultivars on SDS-PAGE gels. Evidence that GluD-1 is a member of the glutelin family was provided by Western blots using anti-glutelin antiserum and by mapping the gene to the … shark sweater womenWebThe rice (Oryza sativa L.) mutant of glu4a, lacking the glutelin α-2 subunit while the α-1 subunit increased (α-1H/α-2L), was used in this study. Two-dimensional electrophoresis analysis revealed that the mutant lacked the polypeptide pI6.71/α-2 encoded by glu4 while forming a new polypeptide of pI6.50/α-1. Experiments were conducted to identify the … shark sweeper bed bath beyondWebDec 31, 2024 · Enhancing the solubility of rice glutelin in neutral aqueous solution is the prerequisite for the development of rice protein drinks and ingredients. Herein, glutelin … shark sweatshirt toddlerWebEnter the email address you signed up with and we'll email you a reset link. shark sweatshirt hoodie