3AHN

PZ PEPTIDASE A with Inhibitor 1

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)	Oligopeptidase	polymer	564	66486.6	2	UniProt (Q4W803)	Geobacillus sp. MO-1	PZ PEPTIDASE A
2	C, H (A, B)	N~2~-{(2S)-3-[(R)-hydroxy{(1R)-2-phenyl-1-[(phenylacetyl)amino]ethyl}phosphoryl]-2-methylpropanoyl}-L-lysyl-D-serine	non-polymer		604.6	2	BIRD (PRD_000668) Chemie (3A1)
3	D, G (A, B)	ZINC ION	non-polymer		65.4	2	Chemie (ZN)
4	E, F, I, J, K (A, B)	ACETATE ION	non-polymer		59.0	5	Chemie (ACT)
5	L, M (A, B)	water	water		18.0	1414	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	132973.2
Non-Polymers*	Number of molecules	9
	Total formula weight	1635.3
All*	Total formula weight	134608.5

*Water molecules are not included.