3RZA

Crystal structure of a tripeptidase (SAV1512) from staphylococcus aureus subsp. aureus mu50 at 2.10 A resolution

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)	tripeptidase	polymer	396	42973.3	2	UniProt (Q99TY1) Pfam (PF01546) Pfam (PF07687) UniProt (by SIFTS) (A0A0H3JRK2)	Staphylococcus aureus subsp. aureus
2	C, M (A, B)	ZINC ION	non-polymer		65.4	2	Chemie (ZN)
3	D, E, N, O, P (A, B)	CALCIUM ION	non-polymer		40.1	5	Chemie (CA)
4	F, G (A)	CITRIC ACID	non-polymer		192.1	2	Chemie (CIT)
5	H (A)	ISOPROPYL ALCOHOL	non-polymer		60.1	1	Chemie (IPA)
6	I, J, K, Q (A, B)	DI(HYDROXYETHYL)ETHER	non-polymer		106.1	4	Chemie (PEG)
7	L, S, T (A, B)	TETRAETHYLENE GLYCOL	non-polymer		194.2	3	Chemie (PG4)
8	R (B)	TRIETHYLENE GLYCOL	non-polymer		150.2	1	Chemie (PGE)
9	U, V (A, B)	water	water		18.0	397	Chemie (HOH)

Sequence modifications

A, B: 1 - 377 (UniProt: Q99TY1)

PDB	External Database	Details
Mse -18	-	expression tag
Gly -17	-	expression tag
Ser -16	-	expression tag
Asp -15	-	expression tag
Lys -14	-	expression tag
Ile -13	-	expression tag
His -12	-	expression tag
His -11	-	expression tag
His -10	-	expression tag
His -9	-	expression tag
His -8	-	expression tag
His -7	-	expression tag
Glu -6	-	expression tag
Asn -5	-	expression tag
Leu -4	-	expression tag
Tyr -3	-	expression tag
Phe -2	-	expression tag
Gln -1	-	expression tag
Gly 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	85946.5
Non-Polymers*	Number of molecules	18
	Total formula weight	1932.9
All*	Total formula weight	87879.4

*Water molecules are not included.