1GWV

ALPHA-,1,3 GALACTOSYLTRANSFERASE - LACTOSE COMPLEX

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	N-ACETYLLACTOSAMINIDE ALPHA-1,3-GALACTOSYLTRANSFERASE	polymer	289	34090.2	2	UniProt (P14769) Pfam (PF03414) In PDB	BOS TAURUS (BOVINE)	GALACTOSYLTRANSFERASE, UDP-GALACTOSE\: BETA-D-GALACTOSYL-1,4-N-ACETYL-D-GLUCOSAMINIDE ALPHA-1,3-GALACTOSYLTRANSFERASE
2	C, D	beta-D-galactopyranose-(1-4)-beta-D-glucopyranose	branched		342.3	2	In PDB BIRD (PRD_900004) GlyTouCan (G84224TW)		beta-lactose
3	A, B	URIDINE-5'-DIPHOSPHATE	non-polymer		404.2	2	Chemie (UDP)
4	A, B	MANGANESE (II) ION	non-polymer		54.9	2	Chemie (MN)
5		water	water		18.0	180	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	68180.3
Branched	Number of molecules	2
	Total formula weight	684.6
Non-Polymers*	Number of molecules	4
	Total formula weight	918.2
All*	Total formula weight	69783.1

*Water molecules are not included.