3D4W
Crystal structure of Staphylococcal nuclease variant Delta+PHS A109R at cryogenic temperature
Entity
Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
1 | A | Thermonuclease | polymer | 143 | 16229.6 | 1 | UniProt (Q8NXI6) Pfam (PF00565) In PDB | Staphylococcus aureus (strain MW2) | TNase, Micrococcal nuclease, Staphylococcal nuclease |
2 | A | PHOSPHATE ION | non-polymer | 95.0 | 1 | Chemie (PO4) | |||
3 | A | (4S)-2-METHYL-2,4-PENTANEDIOL | non-polymer | 118.2 | 1 | Chemie (MPD) | |||
4 | water | water | 18.0 | 97 | Chemie (HOH) |
Sequence modifications
A: 1 - 149 (UniProt: Q8NXI6)
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 | engineered mutation |
Asn 51 | Val 130 | engineered mutation |
Arg 109 | Ala 188 | engineered mutation |
Gly 117 | Pro 196 | engineered mutation |
Ala 128 | Ser 207 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 1 |
Total formula weight | 16229.6 | |
Non-Polymers* | Number of molecules | 2 |
Total formula weight | 213.1 | |
All* | Total formula weight | 16442.7 |