8AEH | pdb_00008aeh

X-ray structure of Canis familiaris Odorant Binding Protein 1

PDB DOI: https://doi.org/10.2210/pdb8AEH/pdb

Classification: TRANSPORT PROTEIN
Organism(s): Canis lupus familiaris
Expression System: Escherichia coli
Mutation(s): No

Deposited: 2022-07-13 Released: 2023-08-16
Deposition Author(s): Schwartz, M., Briand, L.
Funding Organization(s): Other private

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 3.00 Å
R-Value Free:
0.301 (Depositor), 0.299 (DCC)
R-Value Work:
0.285 (Depositor), 0.288 (DCC)
R-Value Observed:
0.286 (Depositor)

Starting Model: experimental
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wwPDB Validation 3D Report Full Report

Validation slider image for 8AEH

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

Literature

Structure of dog odorant binding protein

Glaz, M., Schwartz, M., Briand, L.

To be published.

Macromolecule Content

Total Structure Weight: 18.96 kDa
Atom Count: 853
Modeled Residue Count: 118
Deposited Residue Count: 169
Unique protein chains: 1

Macromolecules

Find similar proteins by:

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Major allergen Can f 1	A [auth AA1]	169	Canis lupus familiaris	Mutation(s): 0
UniProt
Find proteins for O18873 (Canis lupus familiaris) Explore O18873 Go to UniProtKB: O18873
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	O18873
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
CA Query on CA Download:Ideal Coordinates CCD File SDF format, chain B [auth AA1] MOL2 format, chain B [auth AA1] mmCIF format, chain B [auth AA1]	B [auth AA1]	CALCIUM ION Ca BHPQYMZQTOCNFJ-UHFFFAOYSA-N		Interactions Focus chain B [auth AA1] Interactions & Density Focus chain B [auth AA1]

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 3.00 Å
R-Value Free: 0.301 (Depositor), 0.299 (DCC)
R-Value Work: 0.285 (Depositor), 0.288 (DCC)
R-Value Observed: 0.286 (Depositor)

Space Group: P 4₁ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 88.221	α = 90
b = 88.221	β = 90
c = 37.517	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
XDS	data reduction
Aimless	data scaling
MOLREP	phasing

Structure Validation

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Entry History

& Funding Information

Deposition Data

Released Date: 2023-08-16

Deposition Author(s):

Funding Organization	Location	Grant Number
Other private	France	--

Revision History (Full details and data files)

Version 1.0: 2023-08-16
Type: Initial release
Version 1.1: 2024-11-20
Changes: Structure summary
Version 1.2: 2026-03-04
Changes: Refinement description

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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.