6QK2

R2-like ligand-binding oxidase Y715F mutant with anaerobically reconstituted Mn/Fe cofactor

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)	Ribonucleotide reductase small subunit	polymer	316	36946.8	2	UniProt (Q5KW80) Pfam (PF00268)	Geobacillus kaustophilus (strain HTA426)
2	C, D, G, H (A, B)	FE (II) ION	non-polymer		55.8	4	Chemie (FE2)
3	E, I (A, B)	MANGANESE (II) ION	non-polymer		54.9	2	Chemie (MN)
4	F, J (A, B)	PALMITIC ACID	non-polymer		256.4	2	Chemie (PLM)
5	K, L (A, B)	water	water		18.0	304	Chemie (HOH)

Sequence modifications

A, B: 1 - 302 (UniProt: Q5KW80)

PDB	External Database	Details
Met -13	-	initiating methionine
Ala -12	-	expression tag
His -11	-	expression tag
His -10	-	expression tag
His -9	-	expression tag
His -8	-	expression tag
His -7	-	expression tag
His -6	-	expression tag
Val -5	-	expression tag
Asp -4	-	expression tag
Asp -3	-	expression tag
Asp -2	-	expression tag
Asp -1	-	expression tag
Lys 0	-	expression tag
Phe 175	Tyr 175	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	73893.6
Non-Polymers*	Number of molecules	8
	Total formula weight	846.1
All*	Total formula weight	74739.7

*Water molecules are not included.