3S3X
Structure of chicken acid-sensing ion channel 1 AT 3.0 A resolution in complex with psalmotoxin
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 | Amiloride-sensitive cation channel 2, neuronal | polymer | 459 | 52622.8 | 3 | UniProt (Q1XA76) Pfam (PF00858) In PDB | Gallus gallus (bantam chickens) | Acid-sensing ion channel 1 |
2 | D, E, F | Psalmotoxin-1 | polymer | 37 | 4346.1 | 3 | UniProt (P60514) In PDB | Psalmopoeus cambridgei | Pi-TRTX-Pc1a, PcTx1, Pi-theraphotoxin-Pc1a |
3 | A, B, C | 2-acetamido-2-deoxy-beta-D-glucopyranose | non-polymer | 221.2 | 6 | Chemie (NAG) | |||
4 | A | POTASSIUM ION | non-polymer | 39.1 | 2 | Chemie (K) | |||
5 | A | CHLORIDE ION | non-polymer | 35.5 | 1 | Chemie (CL) | |||
6 | A | SULFATE ION | non-polymer | 96.1 | 1 | Chemie (SO4) | |||
7 | water | water | 18.0 | 14 | Chemie (HOH) |
Sequence modifications
A, B, C: 26 - 463 (UniProt: Q1XA76)
PDB | External Database | Details |
---|---|---|
Met 5 | - | expression tag |
Ser 6 | - | expression tag |
Tyr 7 | - | expression tag |
Tyr 8 | - | expression tag |
His 9 | - | expression tag |
His 10 | - | expression tag |
His 11 | - | expression tag |
His 12 | - | expression tag |
His 13 | - | expression tag |
His 14 | - | expression tag |
Gly 15 | - | expression tag |
Ala 16 | - | expression tag |
Ser 17 | - | expression tag |
Leu 18 | - | expression tag |
Val 19 | - | expression tag |
Pro 20 | - | expression tag |
Arg 21 | - | expression tag |
Gly 22 | - | expression tag |
Ser 23 | - | expression tag |
His 24 | - | expression tag |
Met 25 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 6 |
Total formula weight | 170906.9 | |
Non-Polymers* | Number of molecules | 10 |
Total formula weight | 1537.0 | |
All* | Total formula weight | 172443.8 |