9PNO

Crystal structure of the Streptococcus pneumoniae HtrA protease PDZ domain

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)	Trypsin-like serine protease	polymer	109	11954.4	2	UniProt (A0A4J2AIC8)	Streptococcus pneumoniae
2	C, D (A, B)	GLYCEROL	non-polymer		92.1	2	Chemie (GOL) PubChem (753)
3	E, F (A, B)	water	water		18.0	147	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	23908.8
Non-Polymers*	Number of molecules	2
	Total formula weight	184.2
All*	Total formula weight	24093.0

*Water molecules are not included.