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Basic Information
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CGSNL Gene Symbol
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FLO11
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Gene Symbol Synonym
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OsHsp70CP2, HSP70CP2, OsFLO11, OsFLO11-2, FLO11-2, cpHSP70-2, OsHsp70cp-2, Hsp70cp-2, OsHsp70-2, Hsp70-2, Hsp70-31, OsHsp70-31
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CGSNL Gene Name
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FLOURY ENDOSPERM 11
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Gene Name Synonym
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heat shock protein 70 chloroplast protein 2, HEAT SHOCK PROTEIN 70KD CHLOROPLAST PROTEIN 2, FLOURY ENDOSPERM11-2, plastid HSP70-2, plastid-localized 70-kDa heat shock protein 2, Heat shock protein 70-31
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Protein Name
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HEAT SHOCK PROTEIN 70KD CHLOROPLAST PROTEIN 2
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Allele
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flo11-2, flo11, oshsp70-2, oshsp70-2cr
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Chromosome No.
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12
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Explanation
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Hsp70-31 in Zhou et al. 2025.
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Trait Class
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Seed - Morphological traits - Endosperm
Seed - Physiological traits - Storage substances
Tolerance and resistance - Stress tolerance
Character as QTL - Grain quality
Character as QTL - Yield and productivity
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Expression
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Sequence/Locus
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cDNA Accession No.
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AK121949
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MSU ID
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LOC_Os12g14070.1
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RAP ID
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Os12g0244100
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Links
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Oryzabase Chromosome View
(
IRGSP 1.0
/
Build5
)
RAP-DB
(
IRGSP 1.0
/
Build5
)
Related IDs List (
IRGSP 1.0
/
Build5
)
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INSD Accession List
(Test version)
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-
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Map
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Locate(cM)
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Link map
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Classical linkage map
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References
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Lu F., Jiao G., Qiu J., Zhao S., Zhao F., Wang P., Chen L., Chen P., Li X., Dong N., Cao R., Li X., Ruan Z., Shao G., Hu S., Sheng Z., Xie L., Tang S., Hu P., Wei X.
Natl Sci Rev 2025 12(2) nwae416
A molecular module improves rice grain quality and yield at high temperatures.
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Zhou Y., Lv W., Zhu M., Wang C., Yu L., Bao Y., Tang C., Zhang M., Huang Q., Ye D., Lin Y., Shi Y.
BMC Plant Biol. 2025 26(1) 303
Genome-wide analysis of the Hsp70 gene family in rice reveals that OsHsp70-9 plays a significant role in heat stress response.
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Liu N., Li J., Wang C.C., Yang T., Li A., Zeng P., Peng H., Zhang Y., Huang D., Zheng X., Zhang X.Q.
Plants (Basel) 2025 14(17)
Extensin-like Protein OsPEX1 Modulates Grain Filling in Rice.
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Pasion E.A., Badoni S., Misra G., Anacleto R., Parween S., Kohli A., Sreenivasulu N.
Plant Biotechnol. J. 2021
OsTPR boosts the superior grains through increase in upper secondary rachis branches without incurring a grain quality penalty.
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Tabassum R., Dosaka T., Ichida H., Morita R., Ding Y., Abe T., Katsube-Tanaka T.
Plant J. 2020 103(2) 604-616
FLOURY ENDOSPERM11-2 encodes plastid HSP70-2 involved with the temperature-dependent chalkiness of rice (Oryza sativa L.) grains.
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Zhu X., Teng X., Wang Y., Hao Y., Jing R., Wang Y., Liu Y., Zhu J., Wu M., Zhong M., Chen X., Zhang Y., Zhang W., Wang C., Wang Y., Wan J.
Plant Sci. 2018 277 89-99
FLOURY ENDOSPERM11 encoding a plastid heat shock protein 70 is essential for amyloplast development in rice.
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Kim S.R., An G.
J. Plant Physiol. 2013 170(9) 854-63
Rice chloroplast-localized heat shock protein 70, OsHsp70CP1, is essential for chloroplast development under high-temperature conditions.
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DB Reference
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Gramene ID
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-
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Ontologies
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Gene Ontology
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chloroplast envelope( GO:0009941 )
response to heat( GO:0009408 )
response to cold( GO:0009409 )
response to cadmium ion( GO:0046686 )
protein targeting to chloroplast( GO:0045036 )
protein folding( GO:0006457 )
ATP binding( GO:0005524 )
endosperm development( GO:0009960 )
amyloplast organization( GO:0009660 )
thylakoid( GO:0009579 )
nucleus( GO:0005634 )
mitochondrion( GO:0005739 )
chloroplast stroma( GO:0009570 )
chloroplast( GO:0009507 )
amyloplast( GO:0009501 )
regulation of starch biosynthetic process( GO:0010581 )
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Trait Ontology
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chalky endosperm( TO:0000266 )
heat tolerance( TO:0000259 )
seed quality( TO:0000162 )
grain yield( TO:0000396 )
total soluble sugar content( TO:0000340 )
endosperm storage protein content( TO:0002653 )
growth and development trait( TO:0000357 )
grain size( TO:0000397 )
grain weight( TO:0000590 )
grain number per plant( TO:0000440 )
starch content( TO:0000696 )
endosperm color( TO:0000487 )
floury endosperm( TO:0000104 )
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Plant Ontology
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endosperm development stage( PO:0007633 )
seed( PO:0009010 )
seed development stage( PO:0001170 )
leaf( PO:0025034 )
stem( PO:0009047 )
flower( PO:0009046 )
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Related Strains
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Phenotype images
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Last updated
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Aug 3, 2026
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Update info.