5IZ2
Crystal structure of the N. clavipes spidroin NTD at pH 6.5
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B (B, A) | Major ampullate spidroin 1A | polymer | 144 | 14975.5 | 2 | UniProt (B5SYS5) Pfam (PF16763) | Nephila clavipes (Golden silk orbweaver) | |
| 2 | C (Z) | Major ampullate spidroin 1A (Partial C-terminus) | polymer | 3 | 325.3 | 1 | UniProt (by SIFTS) (B5SYS5) | Nephila clavipes (Golden silk orbweaver) | |
| 3 | D, E (B, A) | water | water | 18.0 | 120 | Chemie (HOH) |
Sequence modifications
B, A: 5 - 139 (UniProt: B5SYS5)
| PDB | External Database | Details |
|---|---|---|
| Gly -4 | - | expression tag |
| Pro -3 | - | expression tag |
| Leu -2 | - | expression tag |
| Gly -1 | - | expression tag |
| Ser 0 | - | expression tag |
| Pro 1 | - | expression tag |
| Gly 2 | - | expression tag |
| Ile 3 | - | expression tag |
| Pro 4 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 3 |
| Total formula weight | 30276.4 | |
| All* | Total formula weight | 30276.4 |
