7U1Z

Crystal structure of the DRBD and CROPs of TcdA

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	B, A	Toxin A	polymer	1640	185937.3	2	UniProt (P16154) Pfam (PF12920) Pfam (PF19127) Pfam (PF01473) In PDB	Clostridioides difficile
2	A, B	SULFATE ION	non-polymer		96.1	36	Chemie (SO4)

Sequence modifications

B, A: 843 - 2481 (UniProt: P16154)

PDB	External Database	Details
Ser 842	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	371874.6
Non-Polymers*	Number of molecules	36
	Total formula weight	3458.3
All*	Total formula weight	375332.9

*Water molecules are not included.