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Q0DAS9

- PSK1_ORYSJ

UniProt

Q0DAS9 - PSK1_ORYSJ

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Protein

Phytosulfokines 1

Gene

PSK1

Organism
Oryza sativa subsp. japonica (Rice)
Status
Reviewed - Annotation score: 4 out of 5- Experimental evidence at protein leveli

Functioni

Promotes plant cell differentiation, organogenesis and somatic embryogenesis as well as cell proliferation.

GO - Biological processi

  1. cell differentiation Source: UniProtKB-KW
  2. multicellular organismal development Source: UniProtKB-KW
Complete GO annotation...

Keywords - Molecular functioni

Developmental protein, Growth factor

Keywords - Biological processi

Differentiation

Names & Taxonomyi

Protein namesi
Recommended name:
Phytosulfokines 1
Cleaved into the following 2 chains:
Phytosulfokine-alpha
Short name:
PSK-alpha
Short name:
Phytosulfokine-a
Phytosulfokine-beta
Short name:
PSK-beta
Short name:
Phytosulfokine-b
Gene namesi
Name:PSK1
Synonyms:PSK
Ordered Locus Names:Os06g0633300, LOC_Os06g42680
ORF Names:OsJ_021203, P0505A04.32-1
OrganismiOryza sativa subsp. japonica (Rice)
Taxonomic identifieri39947 [NCBI]
Taxonomic lineageiEukaryotaViridiplantaeStreptophytaEmbryophytaTracheophytaSpermatophytaMagnoliophytaLiliopsidaPoalesPoaceaeBEP cladeEhrhartoideaeOryzeaeOryza
ProteomesiUP000000763: Chromosome 6

Organism-specific databases

GrameneiQ0DAS9.

Subcellular locationi

GO - Cellular componenti

  1. extracellular region Source: UniProtKB-KW
Complete GO annotation...

Keywords - Cellular componenti

Secreted

PTM / Processingi

Molecule processing

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Signal peptidei1 – 2222Sequence AnalysisAdd
BLAST
Propeptidei23 – 7957Sequence AnalysisPRO_0000024061Add
BLAST
Peptidei80 – 845Phytosulfokine-alpha1 PublicationPRO_0000024062
Peptidei80 – 834Phytosulfokine-beta1 PublicationPRO_0000024063
Propeptidei85 – 895Sequence AnalysisPRO_0000024064

Amino acid modifications

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Glycosylationi42 – 421N-linked (GlcNAc...)Sequence Analysis
Modified residuei80 – 801Sulfotyrosine1 Publication
Modified residuei82 – 821Sulfotyrosine1 Publication

Post-translational modificationi

Sulfation is important for activity and for the binding to a putative membrane receptor.1 Publication
PSK-alpha is produced by endopeptidase digestion. PSK-beta is produced from PSK-alpha by exopeptidase digestion.

Keywords - PTMi

Glycoprotein, Sulfation

Expressioni

Tissue specificityi

Expressed throughout the seedling. More abundant in fragments containing shoot or root apexes where cells proliferate vigorously.

Family & Domainsi

Sequence similaritiesi

Belongs to the phytosulfokine family.Curated

Keywords - Domaini

Signal

Phylogenomic databases

eggNOGiNOG251419.
InParanoidiQ0DAS9.

Sequencei

Sequence statusi: Complete.

Sequence processingi: The displayed sequence is further processed into a mature form.

Q0DAS9-1 [UniParc]FASTAAdd to Basket

« Hide

        10         20         30         40         50
MVNPGRTARA LCLLCLALLL LGQDTHSRKL LLQEKHSHGV GNGTTTTQEP
60 70 80
SRENGGSTGS NNNGQLQFDS AKWEEFHTDY IYTQDVKKP
Length:89
Mass (Da):9,826
Last modified:October 17, 2006 - v1
Checksum:iFE3CB89B7AAE237E
GO

Experimental Info

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Sequence conflicti88 – 881K → N in BAA86654. (PubMed:10557360)Curated

Sequence databases

Select the link destinations:
EMBLi
GenBanki
DDBJi
Links Updated
AB020505 mRNA. Translation: BAA86654.1.
AP004792 Genomic DNA. Translation: BAD37806.1.
AP008212 Genomic DNA. Translation: BAF20044.1.
CM000143 Genomic DNA. Translation: EAZ37720.1.
RefSeqiNP_001058130.1. NM_001064665.1.
UniGeneiOs.3434.

Genome annotation databases

GeneIDi4341588.
KEGGiosa:4341588.

Cross-referencesi

Sequence databases

Select the link destinations:
EMBLi
GenBanki
DDBJi
Links Updated
AB020505 mRNA. Translation: BAA86654.1 .
AP004792 Genomic DNA. Translation: BAD37806.1 .
AP008212 Genomic DNA. Translation: BAF20044.1 .
CM000143 Genomic DNA. Translation: EAZ37720.1 .
RefSeqi NP_001058130.1. NM_001064665.1.
UniGenei Os.3434.

3D structure databases

ModBasei Search...
MobiDBi Search...

Protocols and materials databases

Structural Biology Knowledgebase Search...

Genome annotation databases

GeneIDi 4341588.
KEGGi osa:4341588.

Organism-specific databases

Gramenei Q0DAS9.

Phylogenomic databases

eggNOGi NOG251419.
InParanoidi Q0DAS9.

Family and domain databases

ProtoNeti Search...

Publicationsi

« Hide 'large scale' publications
  1. "Oryza sativa PSK gene encodes a precursor of phytosulfokine-alpha, a sulfated peptide growth factor found in plants."
    Yang H., Matsubayashi Y., Nakamura K., Sakagami Y.
    Proc. Natl. Acad. Sci. U.S.A. 96:13560-13565(1999) [PubMed] [Europe PMC] [Abstract]
    Cited for: NUCLEOTIDE SEQUENCE [MRNA].
    Strain: cv. Nipponbare.
  2. Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
    Strain: cv. Nipponbare.
  3. "The rice annotation project database (RAP-DB): 2008 update."
    The rice annotation project (RAP)
    Nucleic Acids Res. 36:D1028-D1033(2008) [PubMed] [Europe PMC] [Abstract]
    Cited for: GENOME REANNOTATION.
    Strain: cv. Nipponbare.
  4. "The genomes of Oryza sativa: a history of duplications."
    Yu J., Wang J., Lin W., Li S., Li H., Zhou J., Ni P., Dong W., Hu S., Zeng C., Zhang J., Zhang Y., Li R., Xu Z., Li S., Li X., Zheng H., Cong L.
    , Lin L., Yin J., Geng J., Li G., Shi J., Liu J., Lv H., Li J., Wang J., Deng Y., Ran L., Shi X., Wang X., Wu Q., Li C., Ren X., Wang J., Wang X., Li D., Liu D., Zhang X., Ji Z., Zhao W., Sun Y., Zhang Z., Bao J., Han Y., Dong L., Ji J., Chen P., Wu S., Liu J., Xiao Y., Bu D., Tan J., Yang L., Ye C., Zhang J., Xu J., Zhou Y., Yu Y., Zhang B., Zhuang S., Wei H., Liu B., Lei M., Yu H., Li Y., Xu H., Wei S., He X., Fang L., Zhang Z., Zhang Y., Huang X., Su Z., Tong W., Li J., Tong Z., Li S., Ye J., Wang L., Fang L., Lei T., Chen C.-S., Chen H.-C., Xu Z., Li H., Huang H., Zhang F., Xu H., Li N., Zhao C., Li S., Dong L., Huang Y., Li L., Xi Y., Qi Q., Li W., Zhang B., Hu W., Zhang Y., Tian X., Jiao Y., Liang X., Jin J., Gao L., Zheng W., Hao B., Liu S.-M., Wang W., Yuan L., Cao M., McDermott J., Samudrala R., Wang J., Wong G.K.-S., Yang H.
    PLoS Biol. 3:266-281(2005) [PubMed] [Europe PMC] [Abstract]
    Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
    Strain: cv. Nipponbare.
  5. "Phytosulfokine-alpha, a sulfated pentapeptide, stimulates the proliferation of rice cells by means of specific high- and low-affinity binding sites."
    Matsubayashi Y., Takagi L., Sakagami Y.
    Proc. Natl. Acad. Sci. U.S.A. 94:13357-13362(1997) [PubMed] [Europe PMC] [Abstract]
    Cited for: PROTEIN SEQUENCE OF PSK-ALPHA AND PSK-BETA, CHARACTERIZATION, SULFATION AT TYR-80 AND TYR-82.

Entry informationi

Entry nameiPSK1_ORYSJ
AccessioniPrimary (citable) accession number: Q0DAS9
Secondary accession number(s): Q67VL3, Q9ST21
Entry historyi
Integrated into UniProtKB/Swiss-Prot: September 11, 2007
Last sequence update: October 17, 2006
Last modified: October 29, 2014
This is version 40 of the entry and version 1 of the sequence. [Complete history]
Entry statusiReviewed (UniProtKB/Swiss-Prot)
Annotation programPlant Protein Annotation Program

Miscellaneousi

Miscellaneous

The N-terminal tripeptide (YIY) is the active core.

Keywords - Technical termi

Complete proteome, Direct protein sequencing, Reference proteome

Documents

  1. Oryza sativa (rice)
    Index of Oryza sativa entries and their corresponding gene designations
  2. SIMILARITY comments
    Index of protein domains and families

External Data

Dasty 3