2WWT

Intracellular subtilisin precursor from B. clausii

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, C, D, E... (A, B, C, D, E...)	INTRACELLULAR SUBTILISIN PROTEASE	polymer	329	34944.0	6	UniProt (D0AB41) Pfam (PF00082)	BACILLUS CLAUSII
2	G, H, I, J, K (B, C, D, E, F)	SODIUM ION	non-polymer		23.0	5	Chemie (NA)
3	L, M, N, O, P... (A, B, C, D, E...)	water	water		18.0	20	Chemie (HOH)

Sequence modifications

A, B, C, D, E, F: 1 - 321 (UniProt: D0AB41)

PDB	External Database	Details
Leu 322	-	expression tag
Glu 323	-	expression tag
His 324	-	expression tag
His 325	-	expression tag
His 326	-	expression tag
His 327	-	expression tag
His 328	-	expression tag
His 329	-	expression tag
Ala 250	Ser 250	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	6
	Total formula weight	209664.1
Non-Polymers*	Number of molecules	5
	Total formula weight	114.9
All*	Total formula weight	209779.1

*Water molecules are not included.