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Q0DAS9

- PSK1_ORYSJ

UniProt

Q0DAS9 - PSK1_ORYSJ

Protein

Phytosulfokines 1

Gene

PSK1

Organism
Oryza sativa subsp. japonica (Rice)
Status
Reviewed - Annotation score: 4 out of 5- Experimental evidence at protein leveli
  1. 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

    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-SubCell

    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.

    Sequencei

    Sequence statusi: Complete.

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

    Q0DAS9-1 [UniParc]FASTAAdd to Basket

    « Hide

    MVNPGRTARA LCLLCLALLL LGQDTHSRKL LLQEKHSHGV GNGTTTTQEP   50
    SRENGGSTGS NNNGQLQFDS AKWEEFHTDY IYTQDVKKP 89
    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:
    EMBL
    GenBank
    DDBJ
    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:
    EMBL
    GenBank
    DDBJ
    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.

    Family and domain databases

    ProtoNeti Search...

    Publicationsi

    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 1, 2014
    This is version 39 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