1PEZ
Bacillus circulans strain 251 mutant A230V
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | Cyclomaltodextrin glucanotransferase | polymer | 686 | 74533.3 | 1 | UniProt (P43379) Pfam (PF00128) Pfam (PF02806) Pfam (PF01833) Pfam (PF00686) | Bacillus circulans | Cyclodextrin-glycosyltransferase, CGTase |
| 2 | B (B) | alpha-D-glucopyranose-(1-4)-beta-D-glucopyranose | branched | 342.3 | 1 | In PDB BIRD (PRD_900018) GlyTouCan (G66120GK) | beta-maltose | ||
| 3 | C (C) | 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 | ||
| 4 | D, E (D, E) | alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose | branched | 342.3 | 2 | In PDB BIRD (PRD_900001) GlyTouCan (G07411ON) | alpha-maltose | ||
| 5 | F, G, H (A) | CALCIUM ION | non-polymer | 40.1 | 3 | Chemie (CA) | |||
| 6 | I (A) | (4S)-2-METHYL-2,4-PENTANEDIOL | non-polymer | 118.2 | 1 | Chemie (MPD) | |||
| 7 | J, K, L, M, N... (A) | ACETIC ACID | non-polymer | 60.1 | 8 | Chemie (ACY) | |||
| 8 | R (A) | 4-(2-HYDROXYETHYL)-1-PIPERAZINE ETHANESULFONIC ACID | non-polymer | 238.3 | 1 | Chemie (EPE) | |||
| 9 | S (A) | water | water | 18.0 | 760 | Chemie (HOH) |
Sequence modifications
A: 1 - 686 (UniProt: P43379)
| PDB | External Database | Details |
|---|---|---|
| Ser 6 | Val 33 | engineered mutation |
| Val 230 | Ala 257 | engineered mutation |
| Ser 400 | Cys 427 | engineered mutation |
| Ala 660 | Val 687 | engineered mutation |
| Gly 678 | Ala 705 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 74533.3 | |
| Branched | Number of molecules | 4 |
| Total formula weight | 1531.3 | |
| Non-Polymers* | Number of molecules | 13 |
| Total formula weight | 957.1 | |
| All* | Total formula weight | 77021.8 |
