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- Table of Contents
Facts about UDP-glucuronosyltransferase 1-4.
Isoform 2 lacks transferase activity but acts as a negative regulator of isoform 1 (By similarity). .
Human | |
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Gene Name: | UGT1A4 |
Uniprot: | P22310 |
Entrez: | 54657 |
Belongs to: |
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UDP-glycosyltransferase family |
bilirubin UDP-glucuronosyltransferase isozyme 2; Bilirubin-specific UDPGT isozyme 2; GNT1; HUG-BR2; polypeptide A4; UDP glucuronosyltransferase 1 family, polypeptide A4; UDP-glucuronosyltransferase 1-4; UDP-glucuronosyltransferase 1A4; UDP-glucuronosyltransferase 1-D; UDPGT 1-4; UDPGT; UGT1; UGT1*4; UGT1.4; UGT1-04; UGT-1D; UGT1DEC 2.4.1.17
Mass (kDA):
60.025 kDA
Human | |
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Location: | 2q37.1 |
Sequence: | 2; NC_000002.12 (233718736..233773300) |
Isoform 1 and isoform 2 are expressed in liver, kidney, colon and small intestine. Isoform 2 but not isoform 1 is expressed in esophagus. Not expressed in skin.
Microsome. Endoplasmic reticulum membrane; Single-pass membrane protein.
PMID: 1898728 by Ritter J.K., et al. Cloning of two human liver bilirubin UDP-glucuronosyltransferase cDNAs with expression in COS-1 cells.
PMID: 1339448 by Ritter J.K., et al. A novel complex locus UGT1 encodes human bilirubin, phenol, and other UDP-glucuronosyltransferase isozymes with identical carboxyl termini.