5TJG

Thermus aquaticus delta1.1-sigmaA holoenzyme/downstream-fork promoter complex with an open clamp

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (A, B)	DNA-directed RNA polymerase subunit alpha	polymer	314	34929.1	2	UniProt (Q9KWU8)	Thermus aquaticus	RNAP subunit alpha,RNA polymerase subunit alpha,Transcriptase subunit alpha
2	C (C)	DNA-directed RNA polymerase subunit beta	polymer	1119	124930.0	1	UniProt (Q9KWU7)	Thermus aquaticus	RNAP subunit beta,RNA polymerase subunit beta,Transcriptase subunit beta
3	D (D)	DNA-directed RNA polymerase subunit beta'	polymer	1524	171153.5	1	UniProt (Q9KWU6)	Thermus aquaticus	RNAP subunit beta',RNA polymerase subunit beta',Transcriptase subunit beta'
4	E (E)	DNA-directed RNA polymerase subunit omega	polymer	99	11642.4	1	UniProt (Q9EVV4)	Thermus aquaticus	RNAP omega subunit,RNA polymerase omega subunit,Transcriptase subunit omega
5	F (F)	RNA polymerase sigma factor SigA	polymer	347	39864.7	1	UniProt (Q9EZJ8)	Thermus aquaticus
6	G (G)	DNA (5'-D(*TP*AP*TP*AP*AP*TP*GP*GP*GP*A)-3')	polymer	31	9682.2	1		Escherichia coli
7	H, I (D)	ZINC ION	non-polymer		65.4	2	Chemie (ZN)
8	J (D)	MAGNESIUM ION	non-polymer		24.3	1	Chemie (MG)
9	K, L, M, N, O... (A, B, C, D, E...)	water	water		18.0	177	Chemie (HOH)

Sequence modifications

A, B: 1 - 314 (UniProt: Q9KWU8)

PDB	External Database	Details
Arg 14	Thr 14	conflict
Arg 18	Asp 18	conflict

D: 1 - 1524 (UniProt: Q9KWU6)

PDB	External Database	Details
Ile 666	Phe 666	conflict

Contents of the asymmetric unit

Polymers	Number of chains	7
	Total formula weight	427131.1
Non-Polymers*	Number of molecules	3
	Total formula weight	155.1
All*	Total formula weight	427286.2

*Water molecules are not included.