5D9O
Crystal structure of PbGH5A, a glycoside hydrolase family 5 enzyme from Prevotella bryantii B14, E280A mutant in complex with cellotetraose
Entity
Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
1 | A, B | B-1,4-endoglucanase | polymer | 353 | 39329.5 | 2 | UniProt (O06842) Pfam (PF00150) In PDB | Prevotella bryantii | |
2 | C, D | beta-D-glucopyranose-(1-4)-beta-D-glucopyranose-(1-4)-beta-D-glucopyranose-(1-4)-beta-D-glucopyranose | branched | 666.6 | 2 | In PDB BIRD (PRD_900011) GlyTouCan (G00025MO) | beta-cellotetraose | ||
3 | A, B | CALCIUM ION | non-polymer | 40.1 | 3 | Chemie (CA) | |||
4 | water | water | 18.0 | 987 | Chemie (HOH) |
Sequence modifications
A, B: 2 - 353 (UniProt: O06842)
PDB | External Database | Details |
---|---|---|
Met 1 | - | initiating methionine |
Ala 280 | Glu 851 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 2 |
Total formula weight | 78658.9 | |
Branched | Number of molecules | 2 |
Total formula weight | 1333.2 | |
Non-Polymers* | Number of molecules | 3 |
Total formula weight | 120.2 | |
All* | Total formula weight | 80112.3 |