2OEO

Cryogenic crystal structure of Staphylococcal Nuclease variant truncated Delta+PHS I92D

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	Staphylococcal thermonuclease	polymer	138	15412.5	1	UniProt (P00644) Pfam (PF00565) In PDB	Staphylococcus aureus	TNase; Micrococcal nuclease; Staphylococcal nuclease
2	A	CALCIUM ION	non-polymer		40.1	1	Chemie (CA)
3	A	THYMIDINE-3',5'-DIPHOSPHATE	non-polymer		402.2	1	Chemie (THP)
4		water	water		18.0	59	Chemie (HOH)

Sequence modifications

A: 1 - 144 (UniProt: P00644)

PDB	External Database	Details
-	Thr 123	deletion
-	Lys 124	deletion
-	His 125	deletion
-	Pro 126	deletion
-	Lys 127	deletion
-	Lys 128	deletion
Phe 50	Gly 129	SEE REMARK 999
Asn 51	Val 130	SEE REMARK 999
Ala 64	Lys 143	SEE REMARK 999
Asp 83	Ile 171	SEE REMARK 999
Ala 90	Lys 176	SEE REMARK 999
Glu 101	Lys 180	SEE REMARK 999
Ala 110	Lys 189	SEE REMARK 999
Ser 116	Lys 195	SEE REMARK 999
Gly 117	Pro 196	SEE REMARK 999
Ala 127	Lys 206	SEE REMARK 999
Ala 128	Ser 207	SEE REMARK 999

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	15412.5
Non-Polymers*	Number of molecules	2
	Total formula weight	442.3
All*	Total formula weight	15854.7

*Water molecules are not included.