2P5L

Crystal structure of a dimer of N-terminal domains of AhrC in complex with an 18bp DNA operator site

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, C (A, E)	DNA (5'-D(*DCP*DAP*DTP*DGP*DAP*DAP*DTP*DAP*DAP*DAP*DAP*DAP*DTP*DTP*DCP*DAP*DAP*DG)-3')	polymer	18	5540.7	2
2	B, D (B, F)	DNA (5'-D(*DCP*DTP*DTP*DGP*DAP*DAP*DTP*DTP*DTP*DTP*DTP*DAP*DTP*DTP*DCP*DAP*DTP*DG)-3')	polymer	18	5486.6	2
3	E, F, G, H (C, D, G, H)	Arginine repressor	polymer	64	7430.5	4	UniProt (P17893) Pfam (PF01316)	Bacillus subtilis	Arginine hydroxamate resistance protein
4	I, J, K, L, M (D, G, H)	SULFATE ION	non-polymer		96.1	5	Chemie (SO4)
5	N, O, P, Q, R... (A, B, E, F, D...)	water	water		18.0	13	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	8
	Total formula weight	51776.4
Non-Polymers*	Number of molecules	5
	Total formula weight	480.3
All*	Total formula weight	52256.7

*Water molecules are not included.