3W5F
Crystal structure of tomato beta-galactosidase 4
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B (A, B) | Beta-galactosidase | polymer | 718 | 79784.9 | 2 | UniProt (O81100) Pfam (PF01301) Pfam (PF17834) Pfam (PF21467) | Solanum lycopersicum (tomato) | |
| 2 | C, D, E (C, D, E) | 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose | branched | 424.4 | 3 | In PDB GlyTouCan (G42666HT) | |||
| 3 | F (A) | 2-acetamido-2-deoxy-beta-D-glucopyranose | non-polymer | 221.2 | 1 | Chemie (NAG) | |||
| 4 | G, H, N, O (A, B) | 4-(2-HYDROXYETHYL)-1-PIPERAZINE ETHANESULFONIC ACID | non-polymer | 238.3 | 4 | Chemie (EPE) | |||
| 5 | I (A) | ARGININE | non-polymer | 175.2 | 1 | Chemie (ARG) | |||
| 6 | J, K, L, M, P... (A, B) | CHLORIDE ION | non-polymer | 35.5 | 9 | Chemie (CL) | |||
| 7 | U, V (A, B) | water | water | 18.0 | 1906 | Chemie (HOH) |
Sequence modifications
A, B: 24 - 724 (UniProt: O81100)
| PDB | External Database | Details |
|---|---|---|
| Glu 18 | - | expression tag |
| Ala 19 | - | expression tag |
| Glu 20 | - | expression tag |
| Ala 21 | - | expression tag |
| Glu 22 | - | expression tag |
| Phe 23 | - | expression tag |
| Ser 725 | - | expression tag |
| Ala 726 | - | expression tag |
| Ala 727 | - | expression tag |
| Ala 728 | - | expression tag |
| Ala 729 | - | expression tag |
| Ser 730 | - | expression tag |
| Phe 731 | - | expression tag |
| Leu 732 | - | expression tag |
| Glu 733 | - | expression tag |
| Gln 734 | - | expression tag |
| Lys 735 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 159569.9 | |
| Branched | Number of molecules | 3 |
| Total formula weight | 1273.2 | |
| Non-Polymers* | Number of molecules | 15 |
| Total formula weight | 1668.7 | |
| All* | Total formula weight | 162511.8 |
