7K4O

Tannin acyl hydrolase from Aspergillus niger

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	Carboxylic ester hydrolase	polymer	554	60809.8	1	UniProt (A2QIR3) Pfam (PF07519)	Aspergillus niger
2	B (B)	alpha-D-mannopyranose-(1-2)-alpha-D-mannopyranose-(1-6)-[alpha-D-mannopyranose-(1-3)]alpha-D-mannopyranose-(1-6)-[alpha-D-mannopyranose-(1-3)]beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	branched		1397.2	1	In PDB GlyTouCan (G61846BY)
3	C (C)	alpha-D-mannopyranose-(1-2)-alpha-D-mannopyranose-(1-3)-[alpha-D-mannopyranose-(1-6)]beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	branched		1073.0	1	In PDB GlyTouCan (G56014GC)
4	D, E, F, G (D, E, F, G)	2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	branched		424.4	4	In PDB GlyTouCan (G42666HT)
5	H, I (A)	2-acetamido-2-deoxy-beta-D-glucopyranose	non-polymer		221.2	2	Chemie (NAG)
6	J (A)	3,4,5-trihydroxybenzoic acid	non-polymer		170.1	1	Chemie (GDE)
7	K (A)	CALCIUM ION	non-polymer		40.1	1	Chemie (CA)
8	L, M, N, O (A)	ZINC ION	non-polymer		65.4	4	Chemie (ZN)
9	P, Q (A)	CHLORIDE ION	non-polymer		35.5	2	Chemie (CL)
10	R (A)	SODIUM ION	non-polymer		23.0	1	Chemie (NA)
11	S (A)	2-[2-(2-ethoxyethoxy)ethoxy]ethanol	non-polymer		178.2	1	Chemie (FWN)
12	T (A)	water	water		18.0	775	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	60809.8
Branched	Number of molecules	6
	Total formula weight	4167.8
Non-Polymers*	Number of molecules	12
	Total formula weight	1186.4
All*	Total formula weight	66164.0

*Water molecules are not included.