1XX6

X-ray structure of Clostridium acetobutylicum thymidine kinase with ADP. Northeast Structural Genomics Target CAR26.

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)	Thymidine kinase	polymer	191	22084.8	2	UniProt (Q97F65) Pfam (PF00265)	Clostridium acetobutylicum
2	C, E (A, B)	ZINC ION	non-polymer		65.4	2	Chemie (ZN)
3	D, F (A, B)	ADENOSINE-5'-DIPHOSPHATE	non-polymer		427.2	2	Chemie (ADP)
4	G, H (A, B)	water	water		18.0	171	Chemie (HOH)

Sequence modifications

A, B: 1 - 191 (UniProt: Q97F65)

PDB	External Database	Details
Mse 17	Met 17	modified residue
Mse 59	Met 59	modified residue
Mse 118	Met 118	modified residue
Mse 132	Met 132	modified residue
Mse 176	Met 176	modified residue

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	44169.6
Non-Polymers*	Number of molecules	4
	Total formula weight	985.2
All*	Total formula weight	45154.8

*Water molecules are not included.