Reviewed, UniProtKB/Swiss-Prot Q5VRY1 (HSP18_ORYSJ)

Names and origin

Protein names

Recommended name:
    18.0 kDa class II heat shock protein
Alternative name(s):
    18.0 kDa heat shock protein
      Short name=OsHsp18.0

Gene names

Name:	HSP18.0
Ordered Locus Names:	Os01g0184100, LOC_Os01g08860
ORF Names:	P0489A01.22

Organism

Oryza sativa subsp. japonica (Rice)

Taxonomic identifier

39947 [NCBI]

Taxonomic lineage

Eukaryota › Viridiplantae › Streptophyta › Embryophyta › Tracheophyta › Spermatophyta › Magnoliophyta › Liliopsida › Poales › Poaceae › BEP clade › Ehrhartoideae › Oryzeae › Oryza

Protein attributes

Sequence length	166 AA.
Sequence status	Complete.
Sequence processing	The displayed sequence is not processed.
Protein existence	Evidence at transcript level.

General annotation (Comments)

Subunit structure	May form oligomeric structures.
Subcellular location	Cytoplasm Potential.
Induction	By heat shock. Ref.6
Sequence similarities	Belongs to the small heat shock protein (HSP20) family.

Ontologies

Keywords
Biological process	Stress response
Cellular component	Cytoplasm
Coding sequence diversity	Alternative splicing
Gene Ontology (GO)
Biological process	response to heat Ref.6 Inferred from expression pattern. Source: UniProtKB
Complete GO annotation...

Alternative products

This entry describes 2 isoforms produced by alternative splicing. [Align] [Select]

Isoform 1 (identifier: Q5VRY1-1)

This isoform has been chosen as the 'canonical' sequence. All positional information in this entry refers to it. This is also the sequence that appears in the downloadable versions of the entry.

Isoform 2 (identifier: Q5VRY1-2)

The sequence of this isoform differs from the canonical sequence as follows:
     68-100: Missing.

Note: Derived from EST data. No experimental confirmation available.

Sequence annotation (Features)

	Feature key	Position(s)	Length	Description	Graphical view	Feature identifier
Molecule processing
	Chain	1 – 166	166	18.0 kDa class II heat shock protein		PRO_0000387467
Natural variations
	Alternative sequence	68 – 100	33	Missing in isoform 2.		VSP_038272

Sequences

	Sequence		Length	Mass (Da)
	Isoform 1 [UniParc]. Last modified December 7, 2004. Version 1. Checksum: 45C3010A5E21A208	FASTA	166	18,031
	10 20 30 40 50 60 MESAMFGLET PLMTALQHLL DIPDGEGGAA GKQGATGGPT RAYVRDARAM AATPADVKDL 70 80 90 100 110 120 PGAYAFVVDM PGLKSSDIKV QVEEERLLVI SGERRRGGGE EEKEESCKYL RMERRMGKFM 130 140 150 160 RKFVLPDNAD VDKISAVCQD GVLTVTVEKL PPPEPKKPKT IEVKVA
	Isoform 2. Checksum: E5061609B23075AF	FASTA	133	14,409
	10 20 30 40 50 60 MESAMFGLET PLMTALQHLL DIPDGEGGAA GKQGATGGPT RAYVRDARAM AATPADVKDL 70 80 90 100 110 120 PGAYAFVEEK EESCKYLRME RRMGKFMRKF VLPDNADVDK ISAVCQDGVL TVTVEKLPPP 130 EPKKPKTIEV KVA

References

	« Hide 'large scale' referencesShow 'large scale' references »
[1]	"Induction of a cDNA clone from rice encoding a class II small heat shock protein by heat stress, mechanical injury, and salicylic acid." Chang P.-F.L., Jinn T.-L., Huang W.-K., Chen Y., Chang H.-M., Wang C.-W. Plant Sci. 172:64-75(2007) [Agricola: IND43855814] Cited for: NUCLEOTIDE SEQUENCE [MRNA] (ISOFORM 1). Strain: cv. Tainung 67.
[2]	"The genome sequence and structure of rice chromosome 1." Sasaki T., Matsumoto T., Yamamoto K., Sakata K., Baba T., Katayose Y., Wu J., Niimura Y., Cheng Z., Nagamura Y., Antonio B.A., Kanamori H., Hosokawa S., Masukawa M., Arikawa K., Chiden Y., Hayashi M., Okamoto M. , Ando T., Aoki H., Arita K., Hamada M., Harada C., Hijishita S., Honda M., Ichikawa Y., Idonuma A., Iijima M., Ikeda M., Ikeno M., Ito S., Ito T., Ito Y., Ito Y., Iwabuchi A., Kamiya K., Karasawa W., Katagiri S., Kikuta A., Kobayashi N., Kono I., Machita K., Maehara T., Mizuno H., Mizubayashi T., Mukai Y., Nagasaki H., Nakashima M., Nakama Y., Nakamichi Y., Nakamura M., Namiki N., Negishi M., Ohta I., Ono N., Saji S., Sakai K., Shibata M., Shimokawa T., Shomura A., Song J., Takazaki Y., Terasawa K., Tsuji K., Waki K., Yamagata H., Yamane H., Yoshiki S., Yoshihara R., Yukawa K., Zhong H., Iwama H., Endo T., Ito H., Hahn J.H., Kim H.-I., Eun M.-Y., Yano M., Jiang J., Gojobori T. Nature 420:312-316(2002) [PubMed: 12447438] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: cv. Nipponbare.
[3]	"The map-based sequence of the rice genome." International rice genome sequencing project (IRGSP) Nature 436:793-800(2005) [PubMed: 16100779] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: cv. Nipponbare.
[4]	"Curated genome annotation of Oryza sativa ssp. japonica and comparative genome analysis with Arabidopsis thaliana." The rice annotation project (RAP) Genome Res. 17:175-183(2007) [PubMed: 17210932] [Abstract] Cited for: GENOME REANNOTATION. Strain: cv. Nipponbare.
[5]	"Collection, mapping, and annotation of over 28,000 cDNA clones from japonica rice." The rice full-length cDNA consortium Science 301:376-379(2003) [PubMed: 12869764] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA] (ISOFORM 1). Strain: cv. Nipponbare.
[6]	"Rice sHsp genes: genomic organization and expression profiling under stress and development." Sarkar N.K., Kim Y.-K., Grover A. BMC Genomics 10:393-393(2009) [PubMed: 19703271] [Abstract] Cited for: INDUCTION, GENE FAMILY.

Cross-references

Sequence databases
EMBLGenBankDDBJ	DQ180746 mRNA. Translation: ABA29610.1. AP002484 Genomic DNA. Translation: BAD67794.1. AP008207 Genomic DNA. Translation: BAF04145.1. AK071240 mRNA. Translation: BAG92388.1.
RefSeq	NP_001042231.1.
UniGene	Os.69236
3D structure databases
ModBase	Search...
Genome annotation databases
GeneID	4325341.
GenomeReviews	Gene locus P0489A01.22 in contig AP008207_GR.
KEGG	osa:4325341.
NMPDR	fig|39947.1.peg.6549.
Organism-specific databases
Gramene	Q5VRY1.
Phylogenomic databases
PhylomeDB	Q5VRY1.
Family and domain databases
InterPro	IPR002068. Hsp20. IPR008978. HSP20-like_chaperone. [Graphical view]
Pfam	PF00011. HSP20. 1 hit. [Graphical view]
PROSITE	PS01031. HSP20. 1 hit. [Graphical view]
ProtoNet	Search...

Entry information

Entry name

HSP18_ORYSJ

Accession

Primary (citable) accession number: Q5VRY1

Entry history

Integrated into UniProtKB/Swiss-Prot:	November 3, 2009
Last sequence update:	December 7, 2004
Last modified:	November 24, 2009
This is version 33 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation project

PPAP (Plant Proteome Annotation Project)