Gene - Detail

Detail of Gene

Basic Information
CGSNL Gene Symbol DPE2
Gene Symbol Synonym OsDPE2, OsDpe2, Dpe2
CGSNL Gene Name DISPROPORTIONATING ENZYME 2
Gene Name Synonym disproportionating enzyme 2
Protein Name DISPROPORTIONATING ENZYME 2
Allele osdpe2-d, osdpe2#01, dpe2, dpe2-2
Chromosome No. 7
Explanation Q69Q02. GO:2001070: starch binding. GO:0080186: developmental vegetative growth. TO:0000936: infructescence yield trait. TO:0020109: vascular bundle development trait. GO:1901342: regulation of vasculature development. GO:2000883: positive regulation of starch catabolic process.
Trait Class Reproductive organ - Pollination, fertilization, fertility - Male sterility
Seed - Morphological traits - Endosperm
Character as QTL - Yield and productivity
Character as QTL - Grain quality
Seed - Physiological traits - Storage substances
Reproductive organ - panicle
Character as QTL - Plant growth activity
Biochemical character
Vegetative organ - Culm
Expression
Sequence/Locus
cDNA Accession No. AK067082
MSU ID LOC_Os07g46790.1
RAP ID Os07g0662900
Links Oryzabase Chromosome View ( IRGSP 1.0 / Build5 )
RAP-DB ( IRGSP 1.0 / Build5 )
Related IDs List ( IRGSP 1.0 / Build5 )
INSD Accession List
(Test version) 		-
Map
Locate(cM)
Link map Classical linkage map
References
Dong X., Yang H., Chai Y., Han B., Liu J., Tian L., Cui S., Xiong S., Zhong M., Fu B., Qu L.Q.
Plant Physiol. 2024  196(2)  1391-1406
Simultaneous knockout of cytosolic and plastidial disproportionating enzymes disrupts grain setting and filling in rice.
Zheng Y., Fu D., Yang Z.
Rice (N Y) 2023  16(1)  5
OsDPE2 Regulates Rice Panicle Morphogenesis by Modulating the Content of Starch.
Hwang S.K., Koper K., Satoh H., Okita T.W.
J. Biol. Chem. 2016   
Rice endosperm starch phosphorylase (Pho1) assembles with disproportionating enzyme (Dpe1) to form a protein complex that enhances synthesis of malto-oligosaccharides.
DB Reference
Gramene ID -
Ontologies
Gene Ontology circadian rhythm( GO:0007623 )
photoperiodism( GO:0009648 )
starch catabolic process( GO:0005983 )
cytoplasm( GO:0005737 )
reproductive structure development( GO:0048608 )
inflorescence morphogenesis( GO:0048281 )
response to light stimulus( GO:0009416 )
response to absence of light( GO:0009646 )
polysaccharide transport( GO:0015774 )
regulation of seed development( GO:0080050 )
regulation of starch biosynthetic process( GO:0010581 )
seed maturation( GO:0010431 )
regulation of pollen tube growth( GO:0080092 )
vasculature development( GO:0001944 )
4-alpha-glucanotransferase activity( GO:0004134 )
cytosol( GO:0005829 )
Trait Ontology sucrose content( TO:0000328 )
seed maturation( TO:0002661 )
floury endosperm( TO:0000104 )
shrunken endosperm( TO:0000100 )
seed set percent( TO:0000455 )
grain weight( TO:0000590 )
grain weight( TO:0000919 )
endosperm storage protein content( TO:0002653 )
endosperm storage protein-1 content( TO:0000107 )
seed development trait( TO:0000653 )
glucose content( TO:0000300 )
male sterility( TO:0000437 )
panicle length( TO:0000040 )
panicle shape( TO:0000262 )
sterility or fertility trait( TO:0000392 )
plant height( TO:0000207 )
secondary branch number( TO:0000557 )
spikelet number( TO:0000456 )
primary branch number( TO:0000547 )
tiller number( TO:0000346 )
growth and development trait( TO:0000357 )
starch content( TO:0000696 )
inflorescence development trait( TO:0000621 )
light sensitivity( TO:0000075 )
Plant Ontology inflorescence development stage( PO:0001083 )
mesophyll cell( PO:0004006 )
inflorescence meristem( PO:0000230 )
inflorescence branch meristem( PO:0009105 )
seed development stage( PO:0001170 )
spikelet meristem( PO:0006327 )
anther( PO:0009066 )
glume( PO:0009039 )
Related Strains
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Phenotype images
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Last updated
Mar 8, 2026

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