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O19998

- HO_RHOVL

UniProt

O19998 - HO_RHOVL

Protein

Heme oxygenase

Gene

pbsA

Organism
Rhodella violacea (Red alga)
Status
Reviewed - Annotation score: 3 out of 5- Protein inferred from homologyi
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    • History
      Entry version 62 (01 Oct 2014)
      Sequence version 1 (01 Jan 1998)
      Previous versions | rss
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    Functioni

    Catalyzes the opening of the heme ring with the release of iron. Key enzyme in the synthesis of the chromophoric part of the photosynthetic antennae.

    Catalytic activityi

    Protoheme + 3 AH2 + 3 O2 = biliverdin + Fe2+ + CO + 3 A + 3 H2O.

    Sites

    Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
    Metal bindingi19 – 191Iron (heme axial ligand)By similarity

    GO - Molecular functioni

    1. heme oxygenase (decyclizing) activity Source: UniProtKB-EC
    2. metal ion binding Source: UniProtKB-KW

    GO - Biological processi

    1. heme oxidation Source: InterPro
    2. photosynthesis Source: UniProtKB-KW

    Keywords - Molecular functioni

    Oxidoreductase

    Keywords - Biological processi

    Photosynthesis

    Keywords - Ligandi

    Heme, Iron, Metal-binding

    Names & Taxonomyi

    Protein namesi
    Recommended name:
    Heme oxygenase (EC:1.14.99.3)
    Gene namesi
    Name:pbsA
    Encoded oniPlastid; Chloroplast
    OrganismiRhodella violacea (Red alga)
    Taxonomic identifieri2801 [NCBI]
    Taxonomic lineageiEukaryotaRhodophytaRhodellophyceaeRhodellalesRhodellaceaeRhodella

    Subcellular locationi

    GO - Cellular componenti

    1. chloroplast Source: UniProtKB-SubCell

    Keywords - Cellular componenti

    Chloroplast, Plastid

    PTM / Processingi

    Molecule processing

    Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
    Chaini1 – 235235Heme oxygenasePRO_0000209700Add
    BLAST

    Structurei

    3D structure databases

    ProteinModelPortaliO19998.
    SMRiO19998. Positions 5-225.
    ModBaseiSearch...
    MobiDBiSearch...

    Family & Domainsi

    Sequence similaritiesi

    Belongs to the heme oxygenase family.Curated

    Family and domain databases

    Gene3Di1.20.910.10. 1 hit.
    InterProiIPR002051. Haem_Oase.
    IPR016053. Haem_Oase-like.
    IPR016084. Haem_Oase-like_multi-hlx.
    IPR018207. Haem_oxygenase_CS.
    [Graphical view]
    PANTHERiPTHR10720. PTHR10720. 1 hit.
    PfamiPF01126. Heme_oxygenase. 1 hit.
    [Graphical view]
    PIRSFiPIRSF000343. Haem_Oase. 1 hit.
    PRINTSiPR00088. HAEMOXYGNASE.
    SUPFAMiSSF48613. SSF48613. 1 hit.
    PROSITEiPS00593. HEME_OXYGENASE. 1 hit.
    [Graphical view]

    Sequencei

    Sequence statusi: Complete.

    O19998-1 [UniParc]FASTAAdd to Basket

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    MIYDTNLALQ LRQGTTKAHS MAENVSFVKS FLGGVVDKQA YRQLIANFYF    50
    VYSAIEDEMK RHQESQIIKP IYFEELNRKS SLEEDLQFYY GLEWQDKIFP 100
    SPATKVYINR IHEISNTSPE LLIAHCYTRY LGDLSGGQIL KKITQSAMNL 150
    SGGEGTAFYE FKDIKDEKNF KQNYRLALDS IHLSDSAIKS IVSEANIAFK 200
    LNMKIFQELN SNFIKIIAIF LFNFIKRIKL PGFKS 235
    Length:235
    Mass (Da):27,144
    Last modified:January 1, 1998 - v1
    Checksum:iF0E797F8D5B72845
    GO

    Sequence databases

    Select the link destinations:
    EMBL
    GenBank
    DDBJ
    Links Updated
    AF000719, AF000717, AF000718 Genomic DNA. Translation: AAB66516.1.

    Cross-referencesi

    Sequence databases

    Select the link destinations:
    EMBL
    GenBank
    DDBJ
    Links Updated
    AF000719 , AF000717 , AF000718 Genomic DNA. Translation: AAB66516.1 .

    3D structure databases

    ProteinModelPortali O19998.
    SMRi O19998. Positions 5-225.
    ModBasei Search...
    MobiDBi Search...

    Protocols and materials databases

    Structural Biology Knowledgebase Search...

    Family and domain databases

    Gene3Di 1.20.910.10. 1 hit.
    InterProi IPR002051. Haem_Oase.
    IPR016053. Haem_Oase-like.
    IPR016084. Haem_Oase-like_multi-hlx.
    IPR018207. Haem_oxygenase_CS.
    [Graphical view ]
    PANTHERi PTHR10720. PTHR10720. 1 hit.
    Pfami PF01126. Heme_oxygenase. 1 hit.
    [Graphical view ]
    PIRSFi PIRSF000343. Haem_Oase. 1 hit.
    PRINTSi PR00088. HAEMOXYGNASE.
    SUPFAMi SSF48613. SSF48613. 1 hit.
    PROSITEi PS00593. HEME_OXYGENASE. 1 hit.
    [Graphical view ]
    ProtoNeti Search...

    Publicationsi

    1. "The heme oxygenase gene (pbsA) in the red alga Rhodella violacea is discontinuous and transcriptionally activated during iron limitation."
      Richaud C., Zabulon G.
      Proc. Natl. Acad. Sci. U.S.A. 94:11736-11741(1997) [PubMed] [Europe PMC] [Abstract]
      Cited for: NUCLEOTIDE SEQUENCE [GENOMIC DNA].

    Entry informationi

    Entry nameiHO_RHOVL
    AccessioniPrimary (citable) accession number: O19998
    Entry historyi
    Integrated into UniProtKB/Swiss-Prot: December 15, 1998
    Last sequence update: January 1, 1998
    Last modified: October 1, 2014
    This is version 62 of the entry and version 1 of the sequence. [Complete history]
    Entry statusiReviewed (UniProtKB/Swiss-Prot)

    Miscellaneousi

    Documents

    1. SIMILARITY comments
      Index of protein domains and families

    External Data

    Dasty 3