5UMI

Clostridium difficile TcdA-CROPs bound to PA50 Fab

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (C)	Toxin A	polymer	271	30318.7	1	UniProt (P16154) Pfam (PF01473) Pfam (PF19127)	Clostridioides difficile
2	B, D (L, B)	PA50 Fab Light chain	polymer	211	22999.5	2		Homo sapiens
3	C, E (H, A)	PA50 Fab Heavy chain	polymer	221	23826.8	2		Homo sapiens

Sequence modifications

C: 2461 - 2710 (UniProt: P16154)

PDB	External Database	Details
Met 2440	-	initiating methionine
Gly 2441	-	expression tag
Ser 2442	-	expression tag
Ser 2443	-	expression tag
His 2444	-	expression tag
His 2445	-	expression tag
His 2446	-	expression tag
His 2447	-	expression tag
His 2448	-	expression tag
His 2449	-	expression tag
Ser 2450	-	expression tag
Ser 2451	-	expression tag
Gly 2452	-	expression tag
Leu 2453	-	expression tag
Val 2454	-	expression tag
Pro 2455	-	expression tag
Arg 2456	-	expression tag
Gly 2457	-	expression tag
Ser 2458	-	expression tag
His 2459	-	expression tag
Met 2460	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	5
	Total formula weight	123971.2
All*	Total formula weight	123971.2

*Water molecules are not included.