Download MendeleyStructural studies of complexes of kallikrein 4 with wild-type and mutated forms of the Kunitz-type inhibitor BbKI
Li, M., Srp, J., Mares, M., Wlodawer, A., Gustchina, A.(2021) Acta Crystallogr D Biol Crystallogr 77: 1084-1098
7JOW
Crystal structure of BbKI complexed with Human Kallikrein 4
- PDB DOI: https://doi.org/10.2210/pdb7JOW/pdb
- Classification: HYDROLASE/HYDROLASE INHIBITOR
- Organism(s): Homo sapiens, Bauhinia bauhinioides
- Expression System: Escherichia coli
- Mutation(s): No
- Deposited: 2020-08-07 Released: 2021-07-21
Experimental Data Snapshot
- Method: X-RAY DIFFRACTION
- Resolution: 1.91 Å
- R-Value Free: 0.207
- R-Value Work: 0.174
- R-Value Observed: 0.175
Starting Model: experimental
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wwPDB Validation 3D Report Full Report
This is version 1.3 of the entry. See complete history.
Literature
Macromolecules
Find similar proteins by:
(by identity cutoff) | 3D Structure
Entity ID: 1 | |||||
|---|---|---|---|---|---|
| Molecule | Chains | Sequence Length | Organism | Details | Image |
| Kallikrein 4 (Prostase, enamel matrix, prostate), isoform CRA_a | A [auth E] | 223 | Homo sapiens | Mutation(s): 0 Gene Names: KLK4, KLNB1, hCG_1641510 EC: 3.4.21 |  |
UniProt & NIH Common Fund Data Resources | |||||
Find proteins for Q9Y5K2 (Homo sapiens) Explore Q9Y5K2 Go to UniProtKB: Q9Y5K2 | |||||
PHAROS: Q9Y5K2 GTEx: ENSG00000167749 | |||||
Entity Groups | |||||
| Sequence Clusters | 30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity | ||||
| UniProt Group | Q9Y5K2 | ||||
Sequence AnnotationsExpand | |||||
| |||||
Find similar proteins by:
(by identity cutoff) | 3D Structure
Entity ID: 2 | |||||
|---|---|---|---|---|---|
| Molecule | Chains | Sequence Length | Organism | Details | Image |
| Kunitz-type inihibitor | B [auth I] | 164 | Bauhinia bauhinioides | Mutation(s): 0 |  |
UniProt | |||||
Find proteins for P83052 (Bauhinia bauhinioides) Explore P83052 Go to UniProtKB: P83052 | |||||
Entity Groups | |||||
| Sequence Clusters | 30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity | ||||
| UniProt Group | P83052 | ||||
Sequence AnnotationsExpand | |||||
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Small Molecules
| Ligands 4 Unique | |||||
|---|---|---|---|---|---|
| ID | Chains | Name / Formula / InChI Key | 2D Diagram | 3D Interactions | |
| 2PE Query on 2PE | D [auth I] | NONAETHYLENE GLYCOL C18 H38 O10 YZUUTMGDONTGTN-UHFFFAOYSA-N |  | ||
| CD Query on CD | C [auth E] | CADMIUM ION Cd WLZRMCYVCSSEQC-UHFFFAOYSA-N |  | ||
| URE Query on URE | E [auth I] | UREA C H4 N2 O XSQUKJJJFZCRTK-UHFFFAOYSA-N |  | ||
| CL Query on CL | F [auth I] | CHLORIDE ION Cl VEXZGXHMUGYJMC-UHFFFAOYSA-M |  | ||
Experimental Data & Validation
Experimental Data
- Method: X-RAY DIFFRACTION
- Resolution: 1.91 Å
- R-Value Free: 0.207
- R-Value Work: 0.174
- R-Value Observed: 0.175
- Space Group: P 65 2 2
Unit Cell:
| Length ( Å ) | Angle ( ˚ ) |
|---|---|
| a = 100.495 | α = 90 |
| b = 100.495 | β = 90 |
| c = 167.298 | γ = 120 |
| Software Name | Purpose |
|---|---|
| REFMAC | refinement |
| PDB_EXTRACT | data extraction |
| HKL-3000 | data reduction |
| HKL-3000 | data scaling |
| PHASER | phasing |
Entry History
Deposition Data
- Released Date: 2021-07-21 Deposition Author(s): Li, M., Wlodawer, A., Gustchina, A.
Revision History (Full details and data files)
- Version 1.0: 2021-07-21
Type: Initial release - Version 1.1: 2021-08-11
Changes: Database references - Version 1.2: 2023-10-18
Changes: Data collection, Refinement description - Version 1.3: 2024-10-30
Changes: Structure summary
