6HT9

Mouse fetuin-B in complex with crayfish astacin

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, C (A, C)	Astacin	polymer	251	28115.5	2	UniProt (P07584) Pfam (PF01400)	Astacus astacus (Noble crayfish)	Crayfish small molecule proteinase
2	B, D (B, D)	Fetuin-B	polymer	378	41870.2	2	UniProt (Q9QXC1) Pfam (PF00031)	Mus musculus (Mouse)	Fetuin-like protein IRL685
3	E (E)	2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	branched		424.4	1	In PDB GlyTouCan (G42666HT)
4	F, K (A, C)	ZINC ION	non-polymer		65.4	2	Chemie (ZN)
5	G, I, J (A, B)	GLYCEROL	non-polymer		92.1	3	Chemie (GOL)
6	H, L, M (B, D)	2-acetamido-2-deoxy-beta-D-glucopyranose	non-polymer		221.2	3	Chemie (NAG)
7	N, O, P, Q (A, B, C, D)	water	water		18.0	46	Chemie (HOH)

Sequence modifications

B, D: 19 - 388 (UniProt: Q9QXC1)

PDB	External Database	Details
Ser 501	-	expression tag
Ala 502	-	expression tag
His 503	-	expression tag
His 504	-	expression tag
His 505	-	expression tag
His 506	-	expression tag
His 507	-	expression tag
His 508	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	139971.4
Branched	Number of molecules	1
	Total formula weight	424.4
Non-Polymers*	Number of molecules	8
	Total formula weight	1070.7
All*	Total formula weight	141466.6

*Water molecules are not included.