2IRY

Crystal Structure of the Polymerase Domain from Mycobacterium tuberculosis Ligase D with dGTP and Manganese.

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)	DNA ligase-like protein Rv0938/MT0965	polymer	303	32825.1	2	UniProt (P71571) Pfam (PF21686) UniProt (by SIFTS) (P9WNV3)	Mycobacterium tuberculosis
2	C, E (A, B)	MANGANESE (II) ION	non-polymer		54.9	2	Chemie (MN)
3	D, F (A, B)	2'-DEOXYGUANOSINE-5'-TRIPHOSPHATE	non-polymer		507.2	2	Chemie (DGT)
4	G, H (A, B)	water	water		18.0	659	Chemie (HOH)

Sequence modifications

A, B: 4 - 303 (UniProt: P71571)

PDB	External Database	Details
Gly 1	-	expression tag
Ser 2	-	expression tag
His 3	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	65650.3
Non-Polymers*	Number of molecules	4
	Total formula weight	1124.2
All*	Total formula weight	66774.5

*Water molecules are not included.