2INR

Crystal structure of a 59 kDa fragment of topoisomerase IV subunit A (GrlA) from Staphylococcus aureus

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	DNA topoisomerase 4 subunit A	polymer	514	58648.9	1	UniProt (Q6G9K4) Pfam (PF00521) In PDB	Staphylococcus aureus	Topoisomerase IV subunit A
2	A	1,2-ETHANEDIOL	non-polymer		62.1	5	Chemie (EDO)
3		water	water		18.0	43	Chemie (HOH)

Sequence modifications

A: 2 - 491 (UniProt: Q6G9K4)

PDB	External Database	Details
Met -22	-	expression tag
Gly -21	-	expression tag
Ser -20	-	expression tag
Ser -19	-	expression tag
His -18	-	expression tag
His -17	-	expression tag
His -16	-	expression tag
His -15	-	expression tag
His -14	-	expression tag
His -13	-	expression tag
Ser -12	-	expression tag
Ser -11	-	expression tag
Gly -10	-	expression tag
Leu -9	-	expression tag
Val -8	-	expression tag
Pro -7	-	expression tag
Arg -6	-	expression tag
Gly -5	-	expression tag
Ser -4	-	expression tag
His -3	-	expression tag
Met -2	-	expression tag
Leu -1	-	expression tag
Glu 0	-	expression tag
Val 1	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	58648.9
Non-Polymers*	Number of molecules	5
	Total formula weight	310.3
All*	Total formula weight	58959.2

*Water molecules are not included.