3E28

H. influenzae beta-carbonic anhydrase, variant Y181F

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, C, D, E... (A, B, C, D, E...)	Carbonic anhydrase 2	polymer	229	26271.0	6	UniProt (P45148) Pfam (PF00484)	Haemophilus influenzae	Carbonate dehydratase 2
2	G, L, O, S, V... (A, B, C, D, E...)	ZINC ION	non-polymer		65.4	6	Chemie (ZN)
3	AA, BA, H, I, J... (F, A, B, C, D...)	SULFATE ION	non-polymer		96.1	16	Chemie (SO4)
4	CA, DA, EA, FA, GA... (A, B, C, D, E...)	water	water		18.0	172	Chemie (HOH)

Sequence modifications

A, B, C, D, E, F: 1 - 229 (UniProt: P45148)

PDB	External Database	Details
Phe 181	Tyr 181	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	6
	Total formula weight	157625.9
Non-Polymers*	Number of molecules	22
	Total formula weight	1929.5
All*	Total formula weight	159555.4

*Water molecules are not included.