Download MendeleyExploring an alternative antibody interaction mechanism
Oyen, D., Steyaert, J., Barlow, J.N.To be published.
4I13
Nanobody ca1697 binding to the DHFR.folate binary complex
- PDB DOI: https://doi.org/10.2210/pdb4I13/pdb
- Classification: OXIDOREDUCTASE/IMMUNE SYSTEM
- Organism(s): Escherichia coli K-12, Lama glama
- Expression System: Escherichia coli
- Mutation(s): No
- Deposited: 2012-11-19 Released: 2013-11-27
Experimental Data Snapshot
- Method: X-RAY DIFFRACTION
- Resolution: 1.60 Å
- R-Value Free: 0.180
- R-Value Work: 0.154
- R-Value Observed: 0.155
This is version 1.1 of the entry. See complete history.
Literature
To be published.
Macromolecules
Find similar proteins by:
(by identity cutoff) | 3D Structure
Entity ID: 1 | |||||
|---|---|---|---|---|---|
| Molecule | Chains | Sequence Length | Organism | Details | Image |
| Dihydrofolate reductase | 159 | Escherichia coli K-12 | Mutation(s): 0 Gene Names: folA, tmrA, b0048, JW0047 EC: 1.5.1.3 |  | |
UniProt | |||||
Find proteins for P0ABQ4 (Escherichia coli (strain K12)) Explore P0ABQ4 Go to UniProtKB: P0ABQ4 | |||||
Entity Groups | |||||
| Sequence Clusters | 30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity | ||||
| UniProt Group | P0ABQ4 | ||||
Sequence AnnotationsExpand | |||||
| |||||
Find similar proteins by:
(by identity cutoff) | 3D Structure
Entity ID: 2 | |||||
|---|---|---|---|---|---|
| Molecule | Chains | Sequence Length | Organism | Details | Image |
| Protein ca1697 (nanobody) | 133 | Lama glama | Mutation(s): 0 |  | |
Entity Groups | |||||
| Sequence Clusters | 30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity | ||||
Sequence AnnotationsExpand | |||||
| |||||
Small Molecules
| Ligands 1 Unique | |||||
|---|---|---|---|---|---|
| ID | Chains | Name / Formula / InChI Key | 2D Diagram | 3D Interactions | |
| FOL Query on FOL | C [auth A] | FOLIC ACID C19 H19 N7 O6 OVBPIULPVIDEAO-LBPRGKRZSA-N |  | ||
Experimental Data & Validation
Experimental Data
- Method: X-RAY DIFFRACTION
- Resolution: 1.60 Å
- R-Value Free: 0.180
- R-Value Work: 0.154
- R-Value Observed: 0.155
- Space Group: P 21 21 21
Unit Cell:
| Length ( Å ) | Angle ( ˚ ) |
|---|---|
| a = 49.76 | α = 90 |
| b = 58.05 | β = 90 |
| c = 114.38 | γ = 90 |
| Software Name | Purpose |
|---|---|
| HKL-3000 | data collection |
| PHASER | phasing |
| PHENIX | refinement |
| MOSFLM | data reduction |
| SCALA | data scaling |
Entry History
Deposition Data
- Released Date: 2013-11-27 Deposition Author(s): Oyen, D., Steyaert, J., Barlow, J.N.
Revision History (Full details and data files)
- Version 1.0: 2013-11-27
Type: Initial release - Version 1.1: 2024-10-30
Changes: Data collection, Database references, Derived calculations, Structure summary
