2GZW

Crystal structure of the E.coli CRP-cAMP complex

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 (A, B, C, D)	Catabolite gene activator	polymer	209	23541.2	4	UniProt (P0ACJ8) Pfam (PF00027) Pfam (PF13545)	Escherichia coli	cAMP receptor protein, cAMP-regulatory protein, CAMP binding protein
2	E, F, G, H, I... (A, B, C, D)	ADENOSINE-3',5'-CYCLIC-MONOPHOSPHATE	non-polymer		329.2	8	Chemie (CMP)
3	M, N, O, P (A, B, C, D)	water	water		18.0	379	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	94165.0
Non-Polymers*	Number of molecules	8
	Total formula weight	2633.6
All*	Total formula weight	96798.6

*Water molecules are not included.