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gamma-glutamyltransferase 7; GGT 7;gamma-glutamyltransferase-like 3; gamma-glutamyltransferase-like 5; gamma-glutamyltranspeptidase 7; contains: gamma-glutamyltransferase 7 heavy chain; gamma-glutamyltransferase 7 light chain (GGT7, GGTL3, GGTL5)
Function:
1) glutathione metabolism
2) cleaves glutathione conjugates
3) Isoform 5 interacts with CT120
Structure:
- heterodimer composed of the light & heavy chains, both derived from same precursor
- active site located in the light chain
Compartment: membrane
Alternative splicing: named isoforms=6
Expression:
- expressed in brain, heart, kidney, liver, lung, spleen, testis, trachea
General
gamma-glutamyltransferase (GGT) or gamma-glutamyltranspeptidase
glycoprotein
membrane protein
phosphoprotein
Properties
SIZE: entity length = 662 aa
MW = 70 kD
COMPARTMENT: cellular membrane
MOTIF: Ser phosphorylation site {S72}
Ser phosphorylation site {S83}
transmembrane domain {107-127}
N-glycosylation site {N198}
N-glycosylation site {N267}
N-glycosylation site {N283}
N-glycosylation site {N330}
N-glycosylation site {N353}
N-glycosylation site {N394}
N-glycosylation site {N452}
N-glycosylation site {N519}
N-glycosylation site {N523}
N-glycosylation site {N586}
Database Correlations
OMIM 612342
UniProt Q9UJ14
Pfam PF01019
Entrez Gene 2686
Kegg hsa:2686
ENZYME 2.3.2.2
References
UniProt :accession Q9UJ14