3N4M

E. coli RNA polymerase alpha subunit C-terminal domain in complex with CAP and DNA

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	Catabolite gene activator	polymer	209	23541.2	1	UniProt (P0ACJ8) Pfam (PF00027) Pfam (PF13545)	Escherichia coli	cAMP receptor protein, cAMP regulatory protein
2	B, C (B, C)	DNA-directed RNA polymerase subunit alpha	polymer	84	9364.8	2	UniProt (P0A7Z4) Pfam (PF03118)	Escherichia coli	RNAP subunit alpha, Transcriptase subunit alpha, RNA polymerase subunit alpha
3	D (D)	DNA (5'-D(*CP*TP*TP*TP*TP*TP*TP*CP*CP*TP*AP*AP*AP*AP*TP*GP*TP*GP*AP*T)-3')	polymer	20	6089.0	1
4	E (E)	DNA (5'-D(*CP*TP*AP*GP*AP*TP*CP*AP*CP*AP*TP*TP*TP*TP*AP*GP*GP*AP*AP*AP*AP*AP*AP*G)-3')	polymer	24	7409.8	1
5	F, I (A, D)	ADENOSINE-3',5'-CYCLIC-MONOPHOSPHATE	non-polymer		329.2	2	Chemie (CMP) PubChem (176488666) PubChem (6076) PubChem (23902375) PubChem (25322948) PubChem (40467852) PubChem (44629928) PubChem (25322946) PubChem (56973690) PubChem (216878) PubChem (59909322) PubChem (59968988) PubChem (70878457) PubChem (59350541) PubChem (3080770) PubChem (3246347) PubChem (274) PubChem (6604194) PubChem (6603718) PubChem (6713792) PubChem (6714006) PubChem (124132380) PubChem (12071879) PubChem (12866365) PubChem (163043517) PubChem (129317551) PubChem (131841987) PubChem (134693155) PubChem (138107790) PubChem (163043518)
6	G, H (A)	DI(HYDROXYETHYL)ETHER	non-polymer		106.1	2	Chemie (PEG) PubChem (8117)
7	J, K, L (A, D, E)	water	water		18.0	35	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	5
	Total formula weight	55769.6
Non-Polymers*	Number of molecules	4
	Total formula weight	870.7
All*	Total formula weight	56640.3

*Water molecules are not included.