2IXF
Crystal structure of the ATPase domain of TAP1 with ATP (D645Q, Q678H mutant)
Entity
Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
1 | A, B, C, D | ANTIGEN PEPTIDE TRANSPORTER 1 | polymer | 271 | 29506.5 | 4 | UniProt (P36370) Pfam (PF00005) In PDB | RATTUS NORVEGICUS (RAT) | TAP1, APT1, PEPTIDE TRANSPORTER TAP1, ATP-BINDING CASSETTE SUB-FAMILY B MEMBER 2 |
2 | A, B, C, D | ADENOSINE-5'-TRIPHOSPHATE | non-polymer | 507.2 | 4 | Chemie (ATP) | |||
3 | A, B, C, D | MAGNESIUM ION | non-polymer | 24.3 | 4 | Chemie (MG) | |||
4 | A, B, C, D | GLYCEROL | non-polymer | 92.1 | 5 | Chemie (GOL) | |||
5 | water | water | 18.0 | 968 | Chemie (HOH) |
Sequence modifications
A, B, C, D: 465 - 725 (UniProt: P36370)
PDB | External Database | Details |
---|---|---|
Met 464 | - | expression tag |
Ala 726 | - | expression tag |
Ala 727 | - | expression tag |
Ala 728 | - | expression tag |
His 729 | - | expression tag |
His 730 | - | expression tag |
His 731 | - | expression tag |
His 732 | - | expression tag |
His 733 | - | expression tag |
His 734 | - | expression tag |
Gln 645 | Asp 645 | engineered mutation |
His 678 | Gln 678 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 4 |
Total formula weight | 118025.9 | |
Non-Polymers* | Number of molecules | 13 |
Total formula weight | 2586.4 | |
All* | Total formula weight | 120612.4 |