7K2X

Crystal structure of CTX-M-14 E166A/K234R Beta-lactamase

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...)	Beta-lactamase	polymer	260	27628.1	8	UniProt (A0A2H4FY00) UniProt (by SIFTS) (Q9L5C7)	Escherichia coli
2	I, J, K, L (A, B, E, F)	GLYCEROL	non-polymer		92.1	4	Chemie (GOL)
3	M, N, O, P, Q... (A, B, C, D, E...)	water	water		18.0	1547	Chemie (HOH)

Sequence modifications

A, B, C, D, E, F, G, H: 27 - 289 (UniProt: A0A2H4FY00)

PDB	External Database	Details
Ala 166	Glu 169	engineered mutation
Asp 240	Gly 242	conflict

Contents of the asymmetric unit

Polymers	Number of chains	8
	Total formula weight	221025.1
Non-Polymers*	Number of molecules	4
	Total formula weight	368.4
All*	Total formula weight	221393.4

*Water molecules are not included.