5A8O
Crystal structure of beta-glucanase SdGluc5_26A from Saccharophagus degradans 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 (A) | PUTATIVE RETAINING B-GLYCOSIDASE | polymer | 365 | 42095.7 | 1 | UniProt (Q21KE5) Pfam (PF00150) | SACCHAROPHAGUS DEGRADANS 2-40 | SDGLUC5_26A |
| 2 | B (B) | beta-D-glucopyranose-(1-4)-beta-D-glucopyranose-(1-4)-beta-D-glucopyranose-(1-4)-beta-D-glucopyranose | branched | 666.6 | 1 | In PDB BIRD (PRD_900011) GlyTouCan (G00025MO) | beta-cellotetraose | ||
| 3 | C (A) | CHLORIDE ION | non-polymer | 35.5 | 1 | Chemie (CL) | |||
| 4 | D (A) | MAGNESIUM ION | non-polymer | 24.3 | 1 | Chemie (MG) | |||
| 5 | E, F (A) | SULFATE ION | non-polymer | 96.1 | 2 | Chemie (SO4) | |||
| 6 | G, H, I (A) | GLYCEROL | non-polymer | 92.1 | 3 | Chemie (GOL) | |||
| 7 | J, K, L, M, N... (A) | TRIETHYLENE GLYCOL | non-polymer | 150.2 | 6 | Chemie (PGE) | |||
| 8 | P (A) | water | water | 18.0 | 291 | Chemie (HOH) |
Sequence modifications
A: 1 - 365 (UniProt: Q21KE5)
| PDB | External Database | Details |
|---|---|---|
| Arg 82 | Gln 82 | cloning artifact |
| Gln 176 | Lys 176 | cloning artifact |
| Gln 291 | Glu 291 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 42095.7 | |
| Branched | Number of molecules | 1 |
| Total formula weight | 666.6 | |
| Non-Polymers* | Number of molecules | 13 |
| Total formula weight | 1429.2 | |
| All* | Total formula weight | 44191.5 |
