9BZ6

Class 7 model for combined refinement of Bacillus subtilis ribonucleotide reductase 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 (A, B)	Ribonucleoside-diphosphate reductase subunit alpha	polymer	700	80791.5	2	UniProt (P50620) Pfam (PF08343) Pfam (PF00317) Pfam (PF02867)	Bacillus subtilis	Ribonucleotide reductase large subunit
2	C, D (C, D)	Ribonucleoside-diphosphate reductase subunit beta	polymer	350	40721.0	2	UniProt (P50621) Pfam (PF00268)	Bacillus subtilis	Ribonucleotide reductase small subunit
3	E, K (A, B)	ADENOSINE-5'-TRIPHOSPHATE	non-polymer		507.2	2	Chemie (ATP)
4	F, L (A, B)	GUANOSINE-5'-DIPHOSPHATE	non-polymer		443.2	2	Chemie (GDP)
5	G, I (A, B)	THYMIDINE-5'-TRIPHOSPHATE	non-polymer		482.2	2	Chemie (TTP)
6	H, J (A, B)	MAGNESIUM ION	non-polymer		24.3	2	Chemie (MG)
7	M, N, O, P (C, D)	MANGANESE (II) ION	non-polymer		54.9	4	Chemie (MN)

Sequence modifications

C, D: 1 - 329 (UniProt: P50621)

PDB	External Database	Details
Met -20	-	initiating methionine
Gly -19	-	expression tag
Ser -18	-	expression tag
Ser -17	-	expression tag
His -16	-	expression tag
His -15	-	expression tag
His -14	-	expression tag
His -13	-	expression tag
His -12	-	expression tag
His -11	-	expression tag
Ser -10	-	expression tag
Ser -9	-	expression tag
Gly -8	-	expression tag
Leu -7	-	expression tag
Val -6	-	expression tag
Pro -5	-	expression tag
Arg -4	-	expression tag
Gly -3	-	expression tag
Ser -2	-	expression tag
His -1	-	expression tag
Met 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	243024.9
Non-Polymers*	Number of molecules	12
	Total formula weight	3133.5
All*	Total formula weight	246158.4

*Water molecules are not included.