1EO5
Bacillus circulans strain 251 cyclodextrin glycosyltransferase in complex with maltoheptaose
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A | PROTEIN (CYCLODEXTRIN GLYCOSYLTRANSFERASE) | polymer | 686 | 74457.4 | 1 | UniProt (P43379) Pfam (PF00128) Pfam (PF02806) Pfam (PF01833) Pfam (PF00686) In PDB | Bacillus circulans | |
| 2 | B | alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-beta-D-glucopyranose | branched | 1153.0 | 1 | In PDB GlyTouCan (G99976JK) | |||
| 3 | C, D | alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose | branched | 666.6 | 2 | In PDB BIRD (PRD_900010) GlyTouCan (G87171PZ) | alpha-maltotetraose | ||
| 4 | E | alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose | branched | 504.4 | 1 | In PDB BIRD (PRD_900009) GlyTouCan (G96370VA) | alpha-maltotriose | ||
| 5 | A | CALCIUM ION | non-polymer | 40.1 | 3 | Chemie (CA) | |||
| 6 | A | (4S)-2-METHYL-2,4-PENTANEDIOL | non-polymer | 118.2 | 1 | Chemie (MPD) | |||
| 7 | water | water | 18.0 | 674 | Chemie (HOH) |
Sequence modifications
A: 1 - 686 (UniProt: P43379)
| PDB | External Database | Details |
|---|---|---|
| Ala 229 | Asp 256 | engineered mutation |
| Ala 257 | Glu 284 | engineered mutation |
| Ser 400 | Cys 427 | SEE REMARK 999 |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 74457.4 | |
| Branched | Number of molecules | 4 |
| Total formula weight | 2990.6 | |
| Non-Polymers* | Number of molecules | 4 |
| Total formula weight | 238.4 | |
| All* | Total formula weight | 77686.4 |
