7JOS

Crystal structure of BbKI complexed with Human Kallikrein 4

PDB DOI: https://doi.org/10.2210/pdb7JOS/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
Deposition Author(s): Li, M., Wlodawer, A., Gustchina, A.

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 2.10 Å
R-Value Free: 0.212
R-Value Work: 0.184

wwPDB Validation 3D Report Full Report

This is version 1.2 of the entry. See complete history.

Literature

Structural 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

DOI: https://doi.org/10.1107/S2059798321006483

Macromolecule Content

Total Structure Weight: 294.47 kDa
Atom Count: 22,065
Modelled Residue Count: 2,716
Deposited Residue Count: 2,723
Unique protein chains: 2

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, C, E, G, I A, C, E, G, I, K, M	223	Homo sapiens	Mutation(s): 0 Gene Names: KLK4, KLNB1, hCG_1641510
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 Annotations Expand
Reference Sequence

Find similar proteins by:

(by identity cutoff) | 3D Structure

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Kunitz-type inihibitor	B, D, F, H, J B, D, F, H, J, L, N	166	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 Annotations Expand
Reference Sequence

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 2.10 Å
R-Value Free: 0.212
R-Value Work: 0.184
Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 92.143	α = 90
b = 117.195	β = 89.571
c = 159.417	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
HKL-3000	data reduction
HKL-3000	data scaling
PHASER	phasing

Structure Validation

View Full Validation Report

Entry History

Deposition Data

Released Date: 2021-07-21

Deposition Author(s):

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

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.