1PZJ

Cholera Toxin B-Pentamer Complexed With Nitrophenyl Galactoside 5

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 (D, E, F, G, H)	Cholera Toxin B Subunit	polymer	103	11623.3	5	UniProt (Q57193) Pfam (PF01376)	Vibrio cholerae	CTB; cholera toxin B protein; cholera toxin subunit B
2	F, I, J (D, G, H)	N-{3-[4-(3-AMINO-PROPYL)-PIPERAZIN-1-YL]-PROPYL}-3-NITRO-5-(GALACTOPYRANOSYL)-BETA-BENZAMIDE	non-polymer		527.6	3	Chemie (15B)
3	G, H (E, F)	N-{3-[4-(3-AMINO-PROPYL)-PIPERAZIN-1-YL]-PROPYL}-3-NITRO-5-(GALACTOPYRANOSYL)-ALPHA-BENZAMIDE	non-polymer		527.6	2	Chemie (J15)
4	K, L, M, N, O (D, E, F, G, H)	water	water		18.0	650	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	5
	Total formula weight	58116.3
Non-Polymers*	Number of molecules	5
	Total formula weight	2637.8
All*	Total formula weight	60754.2

*Water molecules are not included.