6SF4

Apo form of the ribonucleotide reductase NrdB protein from Leeuwenhoekiella blandensis

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, beta subunit 1	polymer	348	40577.9	2	UniProt (A3XHF9) Pfam (PF00268)	Leeuwenhoekiella blandensis (strain CECT 7118 / CCUG 51940 / MED217)
2	C, D (A, B)	water	water		18.0	486	Chemie (HOH)

Sequence modifications

A, B: 100 - 427 (UniProt: A3XHF9)

PDB	External Database	Details
Met 80	-	initiating methionine
Gly 81	-	expression tag
Ser 82	-	expression tag
Ser 83	-	expression tag
His 84	-	expression tag
His 85	-	expression tag
His 86	-	expression tag
His 87	-	expression tag
His 88	-	expression tag
His 89	-	expression tag
Ser 90	-	expression tag
Ser 91	-	expression tag
Gly 92	-	expression tag
Leu 93	-	expression tag
Val 94	-	expression tag
Pro 95	-	expression tag
Arg 96	-	expression tag
Gly 97	-	expression tag
Ser 98	-	expression tag
His 99	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	81155.8
All*	Total formula weight	81155.8

*Water molecules are not included.