4WQT

Thermus thermophilus RNA polymerase complexed with an RNA cleavage stimulating factor (a GreA/Gfh1 chimeric protein)

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, F, G, K...	DNA-directed RNA polymerase subunit alpha	polymer	315	35056.2	6	UniProt (Q5SHR6) Pfam (PF01193) Pfam (PF01000) Pfam (PF03118) In PDB	Thermus thermophilus HB8	RNAP subunit alpha,RNA polymerase subunit alpha,Transcriptase subunit alpha
2	C, H, M	DNA-directed RNA polymerase subunit beta	polymer	1119	125436.5	3	UniProt (Q8RQE9) Pfam (PF04563) Pfam (PF04561) Pfam (PF04565) Pfam (PF10385) Pfam (PF00562) Pfam (PF04560) In PDB	Thermus thermophilus HB8	RNAP subunit beta,RNA polymerase subunit beta,Transcriptase subunit beta
3	D, I, N	DNA-directed RNA polymerase subunit beta'	polymer	1524	170997.4	3	UniProt (Q8RQE8) Pfam (PF04997) Pfam (PF21668) Pfam (PF00623) Pfam (PF04983) Pfam (PF05000) Pfam (PF04998) In PDB	Thermus thermophilus HB8	RNAP subunit beta',RNA polymerase subunit beta',Transcriptase subunit beta'
4	E, J, O	DNA-directed RNA polymerase subunit omega	polymer	99	11533.3	3	UniProt (Q8RQE7) Pfam (PF01192) In PDB	Thermus thermophilus HB8	RNAP omega subunit,RNA polymerase omega subunit,Transcriptase subunit omega
5	X, Y, Z	RNA cleavage stimulating factor (GreA/Gfh1 chimeric protein Gre-C1)	polymer	156	17335.5	3	Pfam (PF03449) Pfam (PF01272) UniProt (by SIFTS) (Q5SJG6) UniProt (by SIFTS) (Q5SKM1) In PDB	Thermus thermophilus HB8
6	D, I, N	ZINC ION	non-polymer		65.4	3	Chemie (ZN)
7	D, I, N	MAGNESIUM ION	non-polymer		24.3	3	Chemie (MG)

Contents of the asymmetric unit

Polymers	Number of chains	18
	Total formula weight	1186245.2
Non-Polymers*	Number of molecules	6
	Total formula weight	269.1
All*	Total formula weight	1186514.4

*Water molecules are not included.