4IFL

Crystal Structures of apo Keap1, Keap1-peptide, and Keap1-compound complexes

PDB DOI: https://doi.org/10.2210/pdb4IFL/pdb

Classification: TRANSCRIPTION
Organism(s): Homo sapiens
Expression System: Escherichia coli
Mutation(s): No

Deposited: 2012-12-14 Released: 2013-12-18
Deposition Author(s): Pan, H., Lin, M., Yang, Y., Callaway, K., Baker, J., Diep, L., Yan, J., Tanaka, K., Zhu, Y.L., Konradi, A.W., Jobling, M., Tam, D., Ren, Z., Cheung, H., Bova, M., Riley, B.E., Yao, N., Artis, D.R.

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 1.80 Å
R-Value Free: 0.235
R-Value Work: 0.190
R-Value Observed: 0.193

wwPDB Validation 3D Report Full Report

This is version 1.1 of the entry. See complete history.

Literature

Crystal Structures of apo Keap1, Keap1-peptide, and Keap1-compound complexes

Pan, H., Lin, M., Yang, Y., Callaway, K., Baker, J., Diep, L., Yan, J., Tanaka, K., Zhu, Y.L., Konradi, A.W., Jobling, M., Tam, D., Ren, Z., Cheung, H., Bova, M., Riley, B.E., Yao, N., Artis, D.R.

(null) Acta Crystallogr D Biol Crystallogr

Macromolecule Content

Total Structure Weight: 33.69 kDa
Atom Count: 2,623
Modelled Residue Count: 301
Deposited Residue Count: 307
Unique protein chains: 2

Macromolecules

Find similar proteins by:

(by identity cutoff) | 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
kelch-like ECH-associated protein 1	A [auth X]	291	Homo sapiens	Mutation(s): 0 Gene Names: KEAP1, INRF2, KIAA0132, KLHL19
UniProt & NIH Common Fund Data Resources
Find proteins for Q14145 (Homo sapiens) Explore Q14145 Go to UniProtKB: Q14145
PHAROS: Q14145 GTEx: ENSG00000079999
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt Group	Q14145
Sequence Annotations Expand
Reference Sequence

Find similar proteins by: Sequence | 3D Structure

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Nrf2 peptide	B [auth P]	16	Homo sapiens	Mutation(s): 0
UniProt & NIH Common Fund Data Resources
Find proteins for Q16236 (Homo sapiens) Explore Q16236 Go to UniProtKB: Q16236
PHAROS: Q16236 GTEx: ENSG00000116044
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt Group	Q16236
Sequence Annotations Expand
Reference Sequence

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 1.80 Å
R-Value Free: 0.235
R-Value Work: 0.190
R-Value Observed: 0.193
Space Group: P 2₁ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 77.499	α = 90
b = 92.03	β = 90
c = 46.158	γ = 90

Software Package:

Software Name	Purpose
CrystalClear	data collection
AMoRE	phasing
REFMAC	refinement
CrystalClear	data reduction
CrystalClear	data scaling

Structure Validation

View Full Validation Report

Entry History

Deposition Data

Released Date: 2013-12-18

Deposition Author(s):

Revision History (Full details and data files)

Version 1.0: 2013-12-18
Type: Initial release
Version 1.1: 2024-11-06
Changes: Data collection, Database references, Structure summary

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), 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 R01GM157729.