7EDD

Crystal structure of a serine protease from Streptococcus pyogenes

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	C5a peptidase	polymer	1519	168207.4	1	UniProt (Q3HV58) Pfam (PF00082) Pfam (PF02225) Pfam (PF06280) In PDB	Streptococcus pyogenes	SCP,SCP
2	A	SULFATE ION	non-polymer		96.1	3	Chemie (SO4)
3	A	CALCIUM ION	non-polymer		40.1	10	Chemie (CA)
4	A	GLYCEROL	non-polymer		92.1	5	Chemie (GOL)
5	A	MAGNESIUM ION	non-polymer		24.3	1	Chemie (MG)
6	A	DI(HYDROXYETHYL)ETHER	non-polymer		106.1	1	Chemie (PEG)
7	A	CHLORIDE ION	non-polymer		35.5	2	Chemie (CL)
8		water	water		18.0	72	Chemie (HOH)

Sequence modifications

A: 34 - 213 (UniProt: Q3HV58)
A: 275 - 499 (UniProt: Q3HV58)
A: 500 - 1613 (UniProt: Q3HV58)

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	168207.4
Non-Polymers*	Number of molecules	22
	Total formula weight	1350.8
All*	Total formula weight	169558.2

*Water molecules are not included.