1FR7

X-RAY CRYSTAL STRUCTURE OF ZINC-BOUND F93S/F95L/W97M CARBONIC ANHYDRASE (CAII) VARIANT

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 II	polymer	260	29139.9	2	UniProt (P00918) Pfam (PF00194)	Homo sapiens (human)
2	C, D (A, B)	ZINC ION	non-polymer		65.4	2	Chemie (ZN)
3	E, F (A, B)	water	water		18.0	494	Chemie (HOH)

Sequence modifications

A, B: 1 - 261 (UniProt: P00918)

PDB	External Database	Details
Ser 93	Phe 92	engineered mutation
Leu 95	Phe 94	engineered mutation
Met 97	Trp 96	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	58279.9
Non-Polymers*	Number of molecules	2
	Total formula weight	130.8
All*	Total formula weight	58410.7

*Water molecules are not included.