4JF4

OXA-23 meropenem complex

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Beta-lactamase	polymer	243	27646.9	2	UniProt (Q9L4P2) Pfam (PF00905) In PDB	Acinetobacter baumannii	Beta-lactamase OXA-23, BlaOXA-23, Carbapenem-hydrolyzing beta-lactamase OXA-23, Carbapenemase OXA-23, Class D beta-lactamase OXA-23, Class D beta-lactamase Oxa-23, OXA-23, OXA-23 beta-lactamase, OXA-23 carbapenemase
2	A	1,2-ETHANEDIOL	non-polymer		62.1	1	Chemie (EDO)
3	A, B	(4R,5S)-3-{[(3S,5S)-5-(dimethylcarbamoyl)pyrrolidin-3-yl]sulfanyl}-5-[(2S,3R)-3-hydroxy-1-oxobutan-2-yl]-4-methyl-4,5-dihydro-1H-pyrrole-2-carboxylic acid	non-polymer		385.5	2	Chemie (MER)
4		water	water		18.0	214	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	55293.9
Non-Polymers*	Number of molecules	3
	Total formula weight	833.0
All*	Total formula weight	56126.9

*Water molecules are not included.