HAMAP

Accession	MF_01556
Dates	7-DEC-2005 (Created) 10-AUG-2011 (Last updated, Version 9)

Data class

Protein

Predictors

HAMAP; MF_01556; [distribution of match scores in UniProtKB];[seed alignment for MF_01556]

Names

LacB

Identifier

LACB

Protein name

RecName: Full=Galactose-6-phosphate isomerase subunit lacB; EC=5.3.1.26;

Gene name

lacB

CATALYTIC ACTIVITY: D-galactose 6-phosphate = D-tagatose 6-phosphate.

PATHWAY: Carbohydrate metabolism; D-galactose 6-phosphate degradation; D-tagatose 6-phosphate from D-galactose 6-phosphate: step 1/1.

SUBUNIT: Heteromultimeric protein consisting of lacA and lacB (By similarity).

SIMILARITY: Belongs to the lacAB/rpiB family.

Pfam	PF02502; LacAB_rpiB; 1;
TIGRFAMs	TIGR01119; LacB; 1; TIGR00689; RpiB_lacA_lacB; 1;

Isomerase, Lactose metabolism.

GO:0050044; Molecular function: galactose-6-phosphate isomerase activity.
GO:0019512; Biological process: lactose catabolic process via tagatose-6-phosphate.

Size range:	171-173 amino acids
Related UniRules:	None
Template:	P23495 (LACB_LACLL)
Scope:	Bacteria; Firmicutes
Fusion:	Nter: None; Cter: None
Duplicate:	in STRA3, STRP1, STRP3, STRP6, STRP8, STRPM
Plasmid encoded:	in LACLL