1JOK

Averaged structure for Staphylococcal nuclease-H124L in ternary complex with Ca2+ and thymidine-3',5'-bisphosphate

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	staphylococcal nuclease	polymer	149	16818.3	1	UniProt (P00644) Pfam (PF00565) In PDB	Staphylococcus aureus	thermonuclease, tnase, micrococcal nuclease
2	A	THYMIDINE-3',5'-DIPHOSPHATE	non-polymer		402.2	1	Chemie (THP)

Sequence modifications

A: 1 - 149 (UniProt: P00644)

PDB	External Database	Details
Leu 124	His 206	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	16818.3
Non-Polymers*	Number of molecules	1
	Total formula weight	402.2
All*	Total formula weight	17220.5

*Water molecules are not included.