3QY1

1.54A Resolution Crystal Structure of a Beta-Carbonic Anhydrase from Salmonella enterica subsp. enterica serovar Typhimurium str. LT2

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)	Carbonic anhydrase	polymer	223	25122.7	2	UniProt (Q8ZRS0) Pfam (PF00484)	Salmonella enterica subsp. enterica serovar Typhimurium
2	C, D (A, B)	ZINC ION	non-polymer		65.4	2	Chemie (ZN)
3	E, F (A, B)	water	water		18.0	447	Chemie (HOH)

Sequence modifications

A, B: 1 - 220 (UniProt: Q8ZRS0)

PDB	External Database	Details
Ser -2	-	expression tag
Asn -1	-	expression tag
Ala 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	50245.3
Non-Polymers*	Number of molecules	2
	Total formula weight	130.8
All*	Total formula weight	50376.1

*Water molecules are not included.