4UXT
Conserved mechanisms of microtubule-stimulated ADP release, ATP binding, and force generation in transport kinesins
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A | TUBULIN ALPHA-1B CHAIN | polymer | 451 | 50107.2 | 1 | UniProt (P81947) Pfam (PF00091) Pfam (PF03953) In PDB | BOS TAURUS (BOVINE) | ALPHA-TUBULIN UBIQUITOUS, TUBULIN K-ALPHA-1, TUBULIN ALPHA- UBIQUITOUS CHAIN |
| 2 | B | TUBULIN BETA-2B CHAIN | polymer | 445 | 49907.8 | 1 | UniProt (Q6B856) Pfam (PF00091) Pfam (PF03953) In PDB | BOS TAURUS (BOVINE) | |
| 3 | C | KINESIN HEAVY CHAIN ISOFORM 5A | polymer | 340 | 38030.2 | 1 | UniProt (Q12840) Pfam (PF00225) In PDB | HOMO SAPIENS (HUMAN) | KINESIN HEAVY CHAIN NEURON-SPECIFIC 1, NEURONAL KINESIN HEAVY CHAIN, NKHC |
| 4 | A | ZINC ION | non-polymer | 65.4 | 1 | Chemie (ZN) | |||
| 5 | A | MAGNESIUM ION | non-polymer | 24.3 | 1 | Chemie (MG) | |||
| 6 | A | GUANOSINE-5'-TRIPHOSPHATE | non-polymer | 523.2 | 1 | Chemie (GTP) | |||
| 7 | B | GUANOSINE-5'-DIPHOSPHATE | non-polymer | 443.2 | 1 | Chemie (GDP) | |||
| 8 | B | TAXOL | non-polymer | 853.9 | 1 | Chemie (TA1) |
Sequence modifications
A: 0 - 424 (UniProt: P81947)
B: 0 - 444 (UniProt: Q6B856)
| PDB | External Database | Details |
|---|---|---|
| Ser 109 | Leu 136 | conflict |
| Gly 205 | Ser 232 | conflict |
| Gly 238 | Ile 265 | conflict |
| Thr 313 | Ser 340 | conflict |
| Glu 331 | Gln 358 | conflict |
| PDB | External Database | Details |
|---|---|---|
| Ala 54 | Thr 55 | conflict |
| Val 169 | Met 170 | conflict |
| Ala 295 | Ser 296 | conflict |
| Val 315 | Ile 316 | conflict |
| Gly 439 | Glu 440 | conflict |
| Glu 440 | Gly 441 | conflict |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 3 |
| Total formula weight | 138045.2 | |
| Non-Polymers* | Number of molecules | 5 |
| Total formula weight | 1910.0 | |
| All* | Total formula weight | 139955.2 |
