2PYK

Crystal structure of Staphylococcal nuclease variant V66Q/P117G/H124L/S128A at room temperature

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	Thermonuclease	polymer	149	16791.3	1	UniProt (Q8NXI6)	Staphylococcus aureus	TNase, Micrococcal nuclease, Staphylococcal nuclease
2	B (A)	water	water		18.0	38	Chemie (HOH)

Sequence modifications

A: 1 - 149 (UniProt: Q8NXI6)

PDB	External Database	Details
Gln 66	Val 145	engineered mutation
Gly 117	Pro 196	engineered mutation
Ala 128	Ser 207	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	16791.3
All*	Total formula weight	16791.3

*Water molecules are not included.