3ZR6

STRUCTURE OF GALACTOCEREBROSIDASE FROM MOUSE IN COMPLEX WITH GALACTOSE

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	GALACTOCEREBROSIDASE	polymer	656	74747.9	1	UniProt (P54818) Pfam (PF02057) Pfam (PF17387) Pfam (PF21708) In PDB	MUS MUSCULUS (MOUSE)	GALCERASE, GALACTOCEREBROSIDE BETA-GALACTOSIDASE, GALACTOSYLCERAMIDASE, GALACTOSYLCERAMIDE BETA-GALACTOSIDASE
2	B	2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	branched		424.4	1	In PDB GlyTouCan (G42666HT)
3	C	beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	branched		586.5	1	In PDB GlyTouCan (G15407YE)
4	A	2-acetamido-2-deoxy-beta-D-glucopyranose	non-polymer		221.2	2	Chemie (NAG)
5	A	beta-D-galactopyranose	non-polymer		180.2	1	Chemie (GAL)
6	A	CALCIUM ION	non-polymer		40.1	1	Chemie (CA)
7		water	water		18.0	139	Chemie (HOH)

Sequence modifications

A: 24 - 668 (UniProt: P54818)

PDB	External Database	Details
His 13	-	expression tag
His 14	-	expression tag
His 15	-	expression tag
His 16	-	expression tag
His 17	-	expression tag
His 18	-	expression tag
Ile 19	-	expression tag
Glu 20	-	expression tag
Gly 21	-	expression tag
His 22	-	expression tag
Ile 23	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	74747.9
Branched	Number of molecules	2
	Total formula weight	1010.9
Non-Polymers*	Number of molecules	4
	Total formula weight	662.6
All*	Total formula weight	76421.5

*Water molecules are not included.