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Q08305

- PPOC_SOLLC

UniProt

Q08305 - PPOC_SOLLC

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Protein

Polyphenol oxidase C, chloroplastic

Gene
N/A
Organism
Solanum lycopersicum (Tomato) (Lycopersicon esculentum)
Status
Reviewed - Annotation score: 3 out of 5 - Protein inferred from homologyi

Functioni

Catalyzes the oxidation of mono- and o-diphenols to o-diquinones.

Catalytic activityi

2 catechol + O2 = 2 1,2-benzoquinone + 2 H2O.

Cofactori

Binds 2 copper ions per subunit By similarity.

Sites

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Metal bindingi176 – 1761Copper A By similarity
Metal bindingi194 – 1941Copper A By similarity
Metal bindingi203 – 2031Copper A By similarity
Metal bindingi324 – 3241Copper B By similarity
Metal bindingi328 – 3281Copper B By similarity
Metal bindingi366 – 3661Copper B By similarity

GO - Molecular functioni

  1. catechol oxidase activity Source: UniProtKB-EC
  2. metal ion binding Source: UniProtKB-KW

GO - Biological processi

  1. pigment biosynthetic process Source: InterPro
Complete GO annotation...

Keywords - Molecular functioni

Oxidoreductase

Keywords - Ligandi

Copper, Metal-binding

Names & Taxonomyi

Protein namesi
Recommended name:
Polyphenol oxidase C, chloroplastic (EC:1.10.3.1)
Short name:
PPO
Alternative name(s):
Catechol oxidase
OrganismiSolanum lycopersicum (Tomato) (Lycopersicon esculentum)
Taxonomic identifieri4081 [NCBI]
Taxonomic lineageiEukaryotaViridiplantaeStreptophytaEmbryophytaTracheophytaSpermatophytaMagnoliophytaeudicotyledonsGunneridaePentapetalaeasteridslamiidsSolanalesSolanaceaeSolanoideaeSolaneaeSolanumLycopersicon
ProteomesiUP000004994: Unplaced

Subcellular locationi

GO - Cellular componenti

  1. chloroplast thylakoid lumen Source: UniProtKB-SubCell
Complete GO annotation...

Keywords - Cellular componenti

Chloroplast, Plastid, Thylakoid

PTM / Processingi

Molecule processing

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Transit peptidei1 – 8383Chloroplast By similarityAdd
BLAST
Chaini84 – 626543Polyphenol oxidase C, chloroplasticPRO_0000035912Add
BLAST

Amino acid modifications

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Disulfide bondi94 ↔ 110 By similarity
Disulfide bondi109 ↔ 177 By similarity
Cross-linki180 ↔ 1942'-(S-cysteinyl)-histidine (Cys-His) By similarity

Keywords - PTMi

Disulfide bond, Thioether bond

Structurei

3D structure databases

ProteinModelPortaliQ08305.

Family & Domainsi

Sequence similaritiesi

Belongs to the tyrosinase family.

Keywords - Domaini

Transit peptide

Family and domain databases

Gene3Di1.10.1280.10. 1 hit.
InterProiIPR016213. Polyphenol_oxidase.
IPR022740. Polyphenol_oxidase_C.
IPR022739. Polyphenol_oxidase_cen.
IPR002227. Tyrosinase_Cu-bd.
IPR008922. Unchr_di-copper_centre.
[Graphical view]
PfamiPF12142. PPO1_DWL. 1 hit.
PF12143. PPO1_KFDV. 1 hit.
PF00264. Tyrosinase. 1 hit.
[Graphical view]
PIRSFiPIRSF000290. PPO_plant. 1 hit.
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.

Q08305-1 [UniParc]FASTAAdd to Basket

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MASLCSNSST TSLKTPFTSL GSTPKPCQLF LHGKRNKAFK VSCKVTNTNG    50
NQDETNSVDR RNVLLGLGGL YGVANAIPLA ASAAPTPPPD LSSCSIARID 100
ENQVVSYSCC APKPDDMEKV PYYKFPSMTK LRVRQPAHEA DEEYIAKYNC 150
AVTKMKDLDK TQPDNPIGFK QQANIHCAYC NGGYSIDGKV LQVHNSWLFF 200
PFHRWYLYFY ERILGSLIDD PTFGLPFWNW DHPKGMRFPP MFDVPGTALY 250
DERRGDQIHN GNGIDLGYFG DQVETTQLQL MTNNLTLMYR QLVTNSPCPL 300
MSLVDLTLFG STVEDAGTVE NIPHSPVHIW VGTRRGSVLP VGKISNGEDM 350
GNFYSAGLDP LFYCHHSNVD RMWNEWKATG GKRTDIQNKD WLNSEFFFYD 400
ENGNPFKVRV RDCLDTKKMG YDYHATATPW RNFKPKTKAS AGKVNTGSIP 450
PESQVFPLAK LDKAISFSIN RPASSRTQQE KNAQEEVLTF NAIKYDNRDY 500
IRFDVFLNVD NNVNANELDK AEFAGSYTSL PHVHRVGDPK HTATATLRLA 550
ITELLEDIGL EDEDTIAVTL VPKKGDISIG GVEIKLAIVK LVCVVNLLTL 600
QLNKDRFCYD SVFVCWFVCL FFNFHV 626
Length:626
Mass (Da):70,333
Last modified:November 1, 1995 - v1
Checksum:i712D8F9E82E7A3DB
GO

Sequence databases

Select the link destinations:
EMBL
GenBank
DDBJ
Links Updated
Z12835 Genomic DNA. Translation: CAA78297.1.
PIRiS33541.

Cross-referencesi

Sequence databases

Select the link destinations:
EMBL
GenBank
DDBJ
Links Updated
Z12835 Genomic DNA. Translation: CAA78297.1 .
PIRi S33541.

3D structure databases

ProteinModelPortali Q08305.
ModBasei Search...
MobiDBi Search...

Protocols and materials databases

Structural Biology Knowledgebase Search...

Family and domain databases

Gene3Di 1.10.1280.10. 1 hit.
InterProi IPR016213. Polyphenol_oxidase.
IPR022740. Polyphenol_oxidase_C.
IPR022739. Polyphenol_oxidase_cen.
IPR002227. Tyrosinase_Cu-bd.
IPR008922. Unchr_di-copper_centre.
[Graphical view ]
Pfami PF12142. PPO1_DWL. 1 hit.
PF12143. PPO1_KFDV. 1 hit.
PF00264. Tyrosinase. 1 hit.
[Graphical view ]
PIRSFi PIRSF000290. PPO_plant. 1 hit.
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. Cited for: NUCLEOTIDE SEQUENCE [GENOMIC DNA].
    Strain: cv. VFNT Cherry.

Entry informationi

Entry nameiPPOC_SOLLC
AccessioniPrimary (citable) accession number: Q08305
Entry historyi
Integrated into UniProtKB/Swiss-Prot: November 1, 1995
Last sequence update: November 1, 1995
Last modified: June 11, 2014
This is version 75 of the entry and version 1 of the sequence. [Complete history]
Entry statusiReviewed (UniProtKB/Swiss-Prot)
Annotation programPlant Protein Annotation Program

Miscellaneousi

Keywords - Technical termi

Complete proteome, Reference proteome

Documents

  1. SIMILARITY comments
    Index of protein domains and families

External Data

Dasty 3

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