9SJB

Solution structure of Clostridioides difficile CspB oligomer determined by CryoEM

This is a non-PDB format compatible entry.

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, CA, DA, E... (A, B, E, F, I...)	Subtilisin-like serine germination related protease	polymer	68	7796.9	18	UniProt (A0AB74Q767)	Clostridioides difficile
2	AA, BA, C, D, EA... (C, D, G, H, K...)	Subtilisin-like serine germination related protease	polymer	492	54356.8	16	UniProt (A0AB74Q767)	Clostridioides difficile

Sequence modifications

A, B, E, F, I, J, LL, M, P, Q, T, V, Y, Z, AA, BB, EE, FF: 1 - 65 (UniProt: A0AB74Q767)

PDB	External Database	Details
Cys 66	-	expression tag
Ser 67	-	expression tag
Pro 68	-	expression tag

C, D, G, H, K, L, N, O, R, S, W, X, YY, ZZ, CC, GG: 66 - 548 (UniProt: A0AB74Q767)

PDB	External Database	Details
Met 65	-	initiating methionine
Leu 549	-	expression tag
Glu 550	-	expression tag
His 551	-	expression tag
His 552	-	expression tag
His 553	-	expression tag
His 554	-	expression tag
His 555	-	expression tag
His 556	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	34
	Total formula weight	1010052.3
All*	Total formula weight	1010052.3

*Water molecules are not included.