5X2N
Crystal structure of the medaka fish taste receptor T1r2a-T1r3 ligand binding domains in complex with L-alanine
Entity
Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
1 | A, C | Taste receptor, type 1, member 2a | polymer | 461 | 51471.1 | 2 | UniProt (A0A173M0G2) Pfam (PF01094) In PDB | Oryzias latipes (Japanese rice fish) | T1r2a |
2 | B, D | Taste receptor, type 1, member 3 | polymer | 478 | 53132.0 | 2 | UniProt (A0A173M094) Pfam (PF01094) In PDB | Oryzias latipes (Japanese rice fish) | T1r3 |
3 | H, J | Fab16A Heavy chain | polymer | 225 | 24182.2 | 2 | Mus musculus (Mouse) | ||
4 | L, K | Fab16A Light chain | polymer | 217 | 23899.2 | 2 | Mus musculus (Mouse) | ||
5 | C, D, A, B | 2-acetamido-2-deoxy-beta-D-glucopyranose | non-polymer | 221.2 | 23 | Chemie (NAG) | |||
6 | C, D, A, B | ALANINE | non-polymer | 89.1 | 4 | Chemie (ALA) | |||
7 | C, A | SODIUM ION | non-polymer | 23.0 | 2 | Chemie (NA) | |||
8 | D, B | CHLORIDE ION | non-polymer | 35.5 | 2 | Chemie (CL) | |||
9 | water | water | 18.0 | 745 | Chemie (HOH) |
Sequence modifications
A, C: 20 - 474 (UniProt: A0A173M0G2)
B, D: 20 - 491 (UniProt: A0A173M094)
PDB | External Database | Details |
---|---|---|
Ser 475 | - | expression tag |
Gly 476 | - | expression tag |
Ile 477 | - | expression tag |
Glu 478 | - | expression tag |
Gly 479 | - | expression tag |
Arg 480 | - | expression tag |
PDB | External Database | Details |
---|---|---|
Ser 492 | - | expression tag |
Gly 493 | - | expression tag |
Ile 494 | - | expression tag |
Glu 495 | - | expression tag |
Gly 496 | - | expression tag |
Arg 497 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 8 |
Total formula weight | 305369.1 | |
Non-Polymers* | Number of molecules | 31 |
Total formula weight | 5561.0 | |
All* | Total formula weight | 310930.1 |