5AH1

Structure of EstA from Clostridium botulinum

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	TRIACYLGLYCEROL LIPASE	polymer	461	51769.7	1	UniProt (A7FSB2) Pfam (PF24708) UniProt (by SIFTS) (A5I055)	CLOSTRIDIUM BOTULINUM	ESTERASE A
2	B (A)	ZINC ION	non-polymer		65.4	1	Chemie (ZN)
3	C, D (A)	POTASSIUM ION	non-polymer		39.1	2	Chemie (K)
4	E (A)	water	water		18.0	602	Chemie (HOH)

Sequence modifications

A: 2 - 452 (UniProt: A7FSB2)

PDB	External Database	Details
Met 1	-	cloning artifact
Ala 453	-	expression tag
Leu 454	-	expression tag
Glu 455	-	expression tag
His 456	-	expression tag
His 457	-	expression tag
His 458	-	expression tag
His 459	-	expression tag
His 460	-	expression tag
His 461	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	51769.7
Non-Polymers*	Number of molecules	3
	Total formula weight	143.6
All*	Total formula weight	51913.3

*Water molecules are not included.