1XTC

CHOLERA TOXIN

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	CHOLERA TOXIN	polymer	194	21842.0	1	UniProt (P01555) Pfam (PF01375)	Vibrio cholerae	CTX, CHOLERAGEN
2	B (C)	CHOLERA TOXIN	polymer	46	5405.0	1	UniProt (P01555)	Vibrio cholerae	CTX, CHOLERAGEN
3	C, D, E, F, G (D, E, F, G, H)	CHOLERA TOXIN	polymer	103	11692.3	5	UniProt (P01556) Pfam (PF01376)	Vibrio cholerae	CTX, CHOLERAGEN
4	H, I, J, K, L... (A, C, D, E, F...)	water	water		18.0	138	Chemie (HOH)

Sequence modifications

A: 1 - 194 (UniProt: P01555)

PDB	External Database	Details
Leu 85	Ile 103	conflict
Leu 88	Ile 106	conflict

D, E, F, G, H: 1 - 103 (UniProt: P01556)

PDB	External Database	Details
Ser 54	Gly 75	conflict
Thr 87	Val 108	conflict

Contents of the asymmetric unit

Polymers	Number of chains	7
	Total formula weight	85708.7
All*	Total formula weight	85708.7

*Water molecules are not included.