1EHN
CRYSTAL STRUCTURE OF CHITINASE A MUTANT E315Q COMPLEXED WITH OCTA-N-ACETYLCHITOOCTAOSE (NAG)8.
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A | CHITINASE A | polymer | 540 | 58638.6 | 1 | GenBank (3308994) Pfam (PF08329) Pfam (PF00704) UniProt (by SIFTS) (P07254) In PDB | Serratia marcescens | |
| 2 | B | 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose | branched | 1643.6 | 1 | In PDB GlyTouCan (G83257UC) | |||
| 3 | water | water | 18.0 | 806 | Chemie (HOH) |
Sequence modifications
A: 24 - 563 (GenBank: 3308994)
| PDB | External Database | Details |
|---|---|---|
| Gln 315 | Glu 315 | engineered mutation |
| Gly 475 | Arg 475 | SEE REMARK 999 |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 58638.6 | |
| Branched | Number of molecules | 1 |
| Total formula weight | 1643.6 | |
| All* | Total formula weight | 60282.2 |
