3UAN

Crystal structure of 3-O-sulfotransferase (3-OST-1) with bound PAP and heptasaccharide substrate

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (A, B)	Heparan sulfate glucosamine 3-O-sulfotransferase 1	polymer	269	31403.9	2	UniProt (O35310) Pfam (PF00685)	Mus musculus (mouse)	Heparan sulfate D-glucosaminyl 3-O-sulfotransferase 1, Heparan sulfate 3-O-sulfotransferase 1
2	C (C)	2-acetamido-2-deoxy-6-O-sulfo-alpha-D-glucopyranose-(1-4)-beta-D-glucopyranuronic acid-(1-4)-2-deoxy-6-O-sulfo-2-(sulfoamino)-alpha-D-glucopyranose-(1-4)-2-O-sulfo-alpha-L-idopyranuronic acid-(1-4)-2-deoxy-6-O-sulfo-2-(sulfoamino)-alpha-D-glucopyranose-(1-4)-beta-D-glucopyranuronic acid	branched		1552.3	1	In PDB GlyTouCan (G04206TC)
3	D (D)	2-acetamido-2-deoxy-6-O-sulfo-alpha-D-glucopyranose-(1-4)-beta-D-glucopyranuronic acid-(1-4)-2-deoxy-6-O-sulfo-2-(sulfoamino)-alpha-D-glucopyranose-(1-4)-2-O-sulfo-alpha-L-idopyranuronic acid-(1-4)-2-deoxy-6-O-sulfo-2-(sulfoamino)-alpha-D-glucopyranose	branched		1376.1	1	In PDB GlyTouCan (G46176LD)
4	E, F (A, B)	ADENOSINE-3'-5'-DIPHOSPHATE	non-polymer		427.2	2	Chemie (A3P)
5	G (B)	beta-D-glucopyranuronic acid	non-polymer		194.1	1	Chemie (BDP)
6	H, I (A, B)	water	water		18.0	266	Chemie (HOH)

Sequence modifications

A, B: 48 - 311 (UniProt: O35310)

PDB	External Database	Details
Gly 43	-	expression tag
Ser 44	-	expression tag
Pro 45	-	expression tag
Asn 46	-	expression tag
Ser 47	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	62807.8
Branched	Number of molecules	2
	Total formula weight	2928.4
Non-Polymers*	Number of molecules	3
	Total formula weight	1048.5
All*	Total formula weight	66784.7

*Water molecules are not included.