3QEK
Crystal structure of amino terminal domain of the NMDA receptor subunit GluN1
Entity
Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
1 | A, B | NMDA glutamate receptor subunit | polymer | 384 | 43441.2 | 2 | UniProt (Q91977) Pfam (PF01094) UniProt (by SIFTS) (A0A1L8F5J9) In PDB | Xenopus laevis (African clawed frog) | |
2 | C | beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose | branched | 586.5 | 1 | In PDB GlyTouCan (G15407YE) | |||
3 | A, B | POTASSIUM ION | non-polymer | 39.1 | 2 | Chemie (K) | |||
4 | A, B | 2-acetamido-2-deoxy-beta-D-glucopyranose | non-polymer | 221.2 | 4 | Chemie (NAG) | |||
5 | water | water | 18.0 | 328 | Chemie (HOH) |
Sequence modifications
A, B: 23 - 405 (UniProt: Q91977)
PDB | External Database | Details |
---|---|---|
Ser 22 | - | expression tag |
Gln 61 | Asn 61 | engineered mutation |
Gln 371 | Asn 371 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 2 |
Total formula weight | 86882.4 | |
Branched | Number of molecules | 1 |
Total formula weight | 586.5 | |
Non-Polymers* | Number of molecules | 6 |
Total formula weight | 963.0 | |
All* | Total formula weight | 88431.9 |