6APA

Crystal structure of TEM1 beta-lactamase mutant I263A

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 (A, B, C, D)	Beta-lactamase TEM	polymer	263	28869.8	4	UniProt (P62593) Pfam (PF00144) Pfam (PF13354)	Escherichia coli	IRT-4, Penicillinase, TEM-1, TEM-16/CAZ-7, TEM-2, TEM-24/CAZ-6, TEM-3, TEM-4, TEM-5, TEM-6, TEM-8/CAZ-2
2	E, F, G, H (A, B, C, D)	water	water		18.0	1019	Chemie (HOH)

Sequence modifications

A, B, C, D: 26 - 290 (UniProt: P62593)

PDB	External Database	Details
Thr 182	Met 180	engineered mutation
Ala 263	Ile 259	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	115479.3
All*	Total formula weight	115479.3

*Water molecules are not included.