5C9D

Crystal structure of a retropepsin-like aspartic protease from Rickettsia conorii

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	ApRick protease	polymer	134	15055.4	2	UniProt (Q92FY8) Pfam (PF13975) In PDB	Rickettsia conorii
2	A	SODIUM ION	non-polymer		23.0	1	Chemie (NA)
3		water	water		18.0	5	Chemie (HOH)

Sequence modifications

A, B: 110 - 231 (UniProt: Q92FY8)

PDB	External Database	Details
Met 109	-	initiating methionine
Ala 232	-	expression tag
Ala 233	-	expression tag
Ala 234	-	expression tag
Leu 235	-	expression tag
Glu 236	-	expression tag
His 237	-	expression tag
His 238	-	expression tag
His 239	-	expression tag
His 240	-	expression tag
His 241	-	expression tag
His 242	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	30110.7
Non-Polymers*	Number of molecules	1
	Total formula weight	23.0
All*	Total formula weight	30133.7

*Water molecules are not included.