8FSE | pdb_00008fse

Crystal structure of integrin beta-2 tail bound to the FERM-folded talin head domain

PDB DOI: https://doi.org/10.2210/pdb8FSE/pdb

Classification: CELL ADHESION
Organism(s): Mus musculus
Expression System: Escherichia coli BL21(DE3)
Mutation(s): No

Deposited: 2023-01-09 Released: 2024-07-03
Deposition Author(s): Wu, J., Gao, T.
Funding Organization(s): National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 1.90 Å
R-Value Free:
0.220 (Depositor), 0.221 (DCC)
R-Value Work:
0.179 (Depositor), 0.180 (DCC)
R-Value Observed:
0.181 (Depositor)

Starting Model: experimental
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This is version 1.1 of the entry. See complete history.

Literature

Molecular basis of beta 2 integrin activation by talin unveils subunit-specific mechanisms of integrin signaling

Gao, T., Maskalenko, N.A., Kabir, S., Campbell, K.S., Wu, J.

(2025) Cell Rep 44: 115607

DOI: https://doi.org/10.1016/j.celrep.2025.115607

Macromolecule Content

Total Structure Weight: 94.81 kDa
Atom Count: 7,063
Modeled Residue Count: 756
Deposited Residue Count: 822
Unique protein chains: 1

Macromolecules

Find similar proteins by:

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Integrin beta-2,Talin-1	A, B	411	Mus musculus	Mutation(s): 0 Gene Names: Itgb2, Tln1, Tln
UniProt
Find proteins for P11835 (Mus musculus) Explore P11835 Go to UniProtKB: P11835
Find proteins for P26039 (Mus musculus) Explore P26039 Go to UniProtKB: P26039
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Groups	P11835 P26039
Sequence Annotations Expand
Reference Sequence

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 1.90 Å
R-Value Free: 0.220 (Depositor), 0.221 (DCC)
R-Value Work: 0.179 (Depositor), 0.180 (DCC)
R-Value Observed: 0.181 (Depositor)

Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 66.862	α = 90
b = 110.358	β = 90.04
c = 68.368	γ = 90

Software Package:

Software Name	Purpose
HKL-2000	data scaling
PHENIX	refinement
HKL-2000	data reduction
PHASER	phasing

Structure Validation

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Entry History

& Funding Information

Deposition Data

Released Date: 2024-07-03

Deposition Author(s):

Funding Organization	Location	Grant Number
National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)	United States	--

Revision History (Full details and data files)

Version 1.0: 2024-07-03
Type: Initial release
Version 1.1: 2025-05-07
Changes: Database references, Structure summary

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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. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.