1ZBU
crystal structure of full-length 3'-exonuclease
Entity
Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
1 | A, B, C, D | 3'-5' exonuclease ERI1 | polymer | 349 | 40560.7 | 4 | UniProt (Q8IV48) Pfam (PF02037) Pfam (PF00929) In PDB | Homo sapiens (human) | Eri-1 homolog; Histone mRNA 3' end-specific exoribonuclease; Protein 3'hExo; HEXO |
2 | A, B, C, D | MAGNESIUM ION | non-polymer | 24.3 | 8 | Chemie (MG) | |||
3 | A, B, C, D | ADENOSINE MONOPHOSPHATE | non-polymer | 347.2 | 4 | Chemie (AMP) | |||
4 | water | water | 18.0 | 37 | Chemie (HOH) |
Sequence modifications
A, B, C, D: 2 - 349 (UniProt: Q8IV48)
PDB | External Database | Details |
---|---|---|
Mse 1 | - | MODIFIED RESIDUE |
Mse 79 | Met 78 | MODIFIED RESIDUE |
Mse 116 | Met 115 | MODIFIED RESIDUE |
Leu 213 | Trp 212 | CONFLICT |
Mse 214 | Met 213 | MODIFIED RESIDUE |
Mse 235 | Met 234 | MODIFIED RESIDUE |
Mse 280 | Met 279 | MODIFIED RESIDUE |
Mse 286 | Met 285 | MODIFIED RESIDUE |
Mse 309 | Met 308 | MODIFIED RESIDUE |
Mse 322 | Met 321 | MODIFIED RESIDUE |
Mse 328 | Met 327 | MODIFIED RESIDUE |
Mse 344 | Met 343 | MODIFIED RESIDUE |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 4 |
Total formula weight | 162242.9 | |
Non-Polymers* | Number of molecules | 12 |
Total formula weight | 1583.3 | |
All* | Total formula weight | 163826.2 |