2AQ2

Crystal structure of T-cell receptor V beta domain variant complexed with superantigen SEC3 mutant

PDB DOI: https://doi.org/10.2210/pdb2AQ2/pdb

Classification: IMMUNE SYSTEM
Organism(s): Mus musculus, Staphylococcus aureus
Expression System: Escherichia coli
Mutation(s): No

Deposited: 2005-08-17 Released: 2006-03-21
Deposition Author(s): Cho, S., Swaminathan, C.P., Yang, J., Kerzic, M.C., Guan, R., Kieke, M.C., Kranz, D.M., Mariuzza, R.A., Sundberg, E.J.

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 1.80 Å
R-Value Free: 0.213
R-Value Work: 0.185
R-Value Observed: 0.185

wwPDB Validation 3D Report Full Report

This is version 1.3 of the entry. See complete history.

Literature

Structural basis of affinity maturation and intramolecular cooperativity in a protein-protein interaction.

Cho, S., Swaminathan, C.P., Yang, J., Kerzic, M.C., Guan, R., Kieke, M.C., Kranz, D.M., Mariuzza, R.A., Sundberg, E.J.

(2005) Structure 13: 1775-1787

PubMed: 16338399 Search on PubMed
DOI: https://doi.org/10.1016/j.str.2005.11.001
Primary Citation of Related Structures:
2APB, 2APF, 2APT, 2APV, 2APW, 2APX, 2AQ1, 2AQ2, 2AQ3

Macromolecule Content

Total Structure Weight: 40.44 kDa
Atom Count: 3,024
Modelled Residue Count: 344
Deposited Residue Count: 349
Unique protein chains: 2

Macromolecules

Find similar proteins by:

(by identity cutoff) | 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
T-CELL RECEPTOR BETA CHAIN V	A	112	Mus musculus	Mutation(s): 0
UniProt
Find proteins for P04213 (Mus musculus) Explore P04213 Go to UniProtKB: P04213
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt Group	P04213
Sequence Annotations Expand
Reference Sequence

Find similar proteins by:

(by identity cutoff) | 3D Structure

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Enterotoxin type C-3	B	237	Staphylococcus aureus	Mutation(s): 0 Gene Names: entC3
UniProt
Find proteins for P0A0L5 (Staphylococcus aureus) Explore P0A0L5 Go to UniProtKB: P0A0L5
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt Group	P0A0L5
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
SO4 Query on SO4 Download Ideal Coordinates CCD File SDF format, chain G [auth B] SDF format, chain H [auth B] SDF format, chain I [auth B] SDF format, chain J [auth B] SDF format, chain K [auth B] MOL2 format, chain G [auth B] MOL2 format, chain H [auth B] MOL2 format, chain I [auth B] MOL2 format, chain J [auth B] MOL2 format, chain K [auth B]	G [auth B], H [auth B], I [auth B], J [auth B], K [auth B]	SULFATE ION O₄ S QAOWNCQODCNURD-UHFFFAOYSA-L		Interactions Focus chain G [auth B] Focus chain H [auth B] Focus chain I [auth B] Focus chain J [auth B] Focus chain K [auth B] Interactions & Density Focus chain G [auth B] Focus chain H [auth B] Focus chain I [auth B] Focus chain J [auth B] Focus chain K [auth B]
ZN Query on ZN Download Ideal Coordinates CCD File SDF format, chain C [auth B] MOL2 format, chain C [auth B]	C [auth B]	ZINC ION Zn PTFCDOFLOPIGGS-UHFFFAOYSA-N		Interactions Focus chain C [auth B] Interactions & Density Focus chain C [auth B]
NA Query on NA Download Ideal Coordinates CCD File SDF format, chain D [auth B] SDF format, chain E [auth B] SDF format, chain F [auth B] MOL2 format, chain D [auth B] MOL2 format, chain E [auth B] MOL2 format, chain F [auth B]	D [auth B], E [auth B], F [auth B]	SODIUM ION Na FKNQFGJONOIPTF-UHFFFAOYSA-N		Interactions Focus chain D [auth B] Focus chain E [auth B] Focus chain F [auth B] Interactions & Density Focus chain D [auth B] Focus chain E [auth B] Focus chain F [auth B]