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P06845

- TYRO_STRGA

UniProt

P06845 - TYRO_STRGA

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Protein
Tyrosinase
Gene
melC2, mel
Organism
Streptomyces glaucescens
Status
Reviewed - Annotation score: 5 out of 5 - Experimental evidence at protein leveli

Functioni

This is a copper-containing oxidase that functions in the formation of pigments such as melanins and other polyphenolic compounds.

Catalytic activityi

2 L-dopa + O2 = 2 dopaquinone + 2 H2O.
L-tyrosine + O2 = dopaquinone + H2O.

Cofactori

Binds 2 copper ions per subunit.

Sites

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Metal bindingi38 – 381Copper A
Metal bindingi54 – 541Copper A
Metal bindingi63 – 631Copper A
Metal bindingi190 – 1901Copper B
Metal bindingi194 – 1941Copper B
Metal bindingi216 – 2161Copper B

GO - Molecular functioni

  1. metal ion binding Source: UniProtKB-KW
  2. monophenol monooxygenase activity Source: UniProtKB-EC

GO - Biological processi

  1. melanin biosynthetic process Source: UniProtKB-KW
Complete GO annotation...

Keywords - Molecular functioni

Monooxygenase, Oxidoreductase

Keywords - Biological processi

Melanin biosynthesis

Keywords - Ligandi

Copper, Metal-binding

Names & Taxonomyi

Protein namesi
Recommended name:
Tyrosinase (EC:1.14.18.1)
Alternative name(s):
Monophenol monooxygenase
Gene namesi
Name:melC2
Synonyms:mel
OrganismiStreptomyces glaucescens
Taxonomic identifieri1907 [NCBI]
Taxonomic lineageiBacteriaActinobacteriaActinobacteridaeActinomycetalesStreptomycineaeStreptomycetaceaeStreptomyces

Pathology & Biotechi

Mutagenesis

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Mutagenesisi38 – 381H → Q: Loss of activity.
Mutagenesisi54 – 541H → Q: Loss of activity.
Mutagenesisi63 – 631H → N: Loss of activity.
Mutagenesisi190 – 1901H → N: Loss of activity.
Mutagenesisi191 – 1911N → Q: Loss of activity.
Mutagenesisi194 – 1941H → Q: Loss of activity.
Mutagenesisi216 – 2161H → Q: Loss of activity.

PTM / Processingi

Molecule processing

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Initiator methioninei1 – 11Removed
Chaini2 – 274273Tyrosinase
PRO_0000186738Add
BLAST

Structurei

3D structure databases

ProteinModelPortaliP06845.
SMRiP06845. Positions 2-272.

Family & Domainsi

Sequence similaritiesi

Belongs to the tyrosinase family.

Family and domain databases

Gene3Di1.10.1280.10. 1 hit.
InterProiIPR002227. Tyrosinase_Cu-bd.
IPR008922. Unchr_di-copper_centre.
[Graphical view]
PfamiPF00264. Tyrosinase. 1 hit.
[Graphical view]
PRINTSiPR00092. TYROSINASE.
SUPFAMiSSF48056. SSF48056. 1 hit.
PROSITEiPS00497. TYROSINASE_1. 1 hit.
PS00498. TYROSINASE_2. 1 hit.
[Graphical view]

Sequencei

Sequence statusi: Complete.

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

P06845-1 [UniParc]FASTAAdd to Basket

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MTVRKNQATL TADEKRRFVA AVLELKRSGR YDEFVTTHNA FIIGDTDAGE    50
RTGHRSPSFL PWHRRYLLEF ERALQSVDAS VALPYWDWSA DRTARASLWA 100
PDFLGGTGRS LDGRVMDGPF AASAGNWPIN VRVDGRAYLR RSLGTAVREL 150
PTRAEVESVL GMATYDTAPW NSASDGFRNH LEGWRGVNLH NRVHVWVGGQ 200
MATGMSPNDP VFWLHHAYVD KLWAEWQRRH PGSGYLPAAG TPDVVDLNDR 250
MKPWNDTSPA DLLDHTAHYT FDTD 274
Length:274
Mass (Da):30,874
Last modified:January 23, 2007 - v3
Checksum:i0FDC67DC2739AA79
GO

Sequence conflict

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Sequence conflicti216 – 2161H → N in AAA26834. 1 Publication

Sequence databases

Select the link destinations:
EMBL
GenBank
DDBJ
Links Updated
M11302 Genomic DNA. Translation: AAA26834.1.
PIRiA24089.

Cross-referencesi

Sequence databases

Select the link destinations:
EMBL
GenBank
DDBJ
Links Updated
M11302 Genomic DNA. Translation: AAA26834.1 .
PIRi A24089.

3D structure databases

ProteinModelPortali P06845.
SMRi P06845. Positions 2-272.
ModBasei Search...
MobiDBi Search...

Protocols and materials databases

Structural Biology Knowledgebase Search...

Family and domain databases

Gene3Di 1.10.1280.10. 1 hit.
InterProi IPR002227. Tyrosinase_Cu-bd.
IPR008922. Unchr_di-copper_centre.
[Graphical view ]
Pfami PF00264. Tyrosinase. 1 hit.
[Graphical view ]
PRINTSi PR00092. TYROSINASE.
SUPFAMi SSF48056. SSF48056. 1 hit.
PROSITEi PS00497. TYROSINASE_1. 1 hit.
PS00498. TYROSINASE_2. 1 hit.
[Graphical view ]
ProtoNeti Search...

Publicationsi

  1. "Primary structure of tyrosinase from Streptomyces glaucescens."
    Huber M., Hintermann G., Lerch K.
    Biochemistry 24:6038-6044(1985) [PubMed] [Europe PMC] [Abstract]
    Cited for: NUCLEOTIDE SEQUENCE [GENOMIC DNA], PARTIAL PROTEIN SEQUENCE.
    Strain: DSM 40716 / ETH 22794 / GLA.0.
  2. "Identification of two histidines as copper ligands in Streptomyces glaucescens tyrosinase."
    Huber M., Lerch K.
    Biochemistry 27:5610-5615(1988) [PubMed] [Europe PMC] [Abstract]
    Cited for: COPPER-LIGANDS, MUTAGENESIS.
    Strain: DSM 40716 / ETH 22794 / GLA.0.
  3. "Albino mutants of Streptomyces glaucescens tyrosinase."
    Jackman M.P., Hajnal A., Lerch K.
    Biochem. J. 274:707-713(1991) [PubMed] [Europe PMC] [Abstract]
    Cited for: COPPER-LIGANDS, MUTAGENESIS.
    Strain: DSM 40716 / ETH 22794 / GLA.0.

Entry informationi

Entry nameiTYRO_STRGA
AccessioniPrimary (citable) accession number: P06845
Entry historyi
Integrated into UniProtKB/Swiss-Prot: January 1, 1988
Last sequence update: January 23, 2007
Last modified: June 11, 2014
This is version 78 of the entry and version 3 of the sequence. [Complete history]
Entry statusiReviewed (UniProtKB/Swiss-Prot)
Annotation programProkaryotic Protein Annotation Program

Miscellaneousi

Miscellaneous

The extra- and intra-cellular tyrosinases are identical.

Keywords - Technical termi

Direct protein sequencing

Documents

  1. SIMILARITY comments
    Index of protein domains and families

External Data

Dasty 3

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