5SYO | pdb_00005syo

Crystal structure of a chimeric acetylcholine binding protein from Aplysia californica (Ac-AChBP) containing loop C from the human alpha 3 nicotinic acetylcholine receptor in complex with Cytisine

PDB DOI: https://doi.org/10.2210/pdb5SYO/pdb

Classification: ACETYLCHOLINE-BINDING PROTEIN
Organism(s): Aplysia californica, Homo sapiens
Expression System: Homo sapiens
Mutation(s): Yes

Deposited: 2016-08-11 Released: 2016-10-12
Deposition Author(s): Bobango, J., Wu, J., Talley, I.T., Talley, T.T.

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 2.00 Å
R-Value Free:
0.227 (Depositor), 0.237 (DCC)
R-Value Work:
0.204 (Depositor), 0.217 (DCC)
R-Value Observed:
0.205 (Depositor)

Starting Model: experimental
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Ligand Structure Quality Assessment

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

Literature

Crystal structure of a chimeric acetylcholine binding protein from Aplysia californica (Ac-AChBP) containing loop C from the human alpha 3 nicotinic acetylcholine receptor in complex with Cytisine

Bobango, J., Wu, J., Talley, I.T., Talley, T.T.

To be published.

Macromolecule Content

Total Structure Weight: 131.96 kDa
Atom Count: 8,234
Modeled Residue Count: 1,007
Deposited Residue Count: 1,150
Unique protein chains: 1

Macromolecules

Find similar proteins by:

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Soluble acetylcholine receptor, Neuronal acetylcholine receptor subunit alpha-3 chimera	A, B, C, D, E	230	Aplysia californica, Homo sapiens This entity is chimeric	Mutation(s): 2
UniProt & NIH Common Fund Data Resources
Find proteins for P32297 (Homo sapiens) Explore P32297 Go to UniProtKB: P32297
PHAROS: P32297 GTEx: ENSG00000080644
Find proteins for Q8WSF8 (Aplysia californica) Explore Q8WSF8 Go to UniProtKB: Q8WSF8
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Groups	Q8WSF8 P32297
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
C5E Query on C5E Download:Ideal Coordinates CCD File SDF format, chain G [auth E] SDF format, chain F [auth C] MOL2 format, chain G [auth E] MOL2 format, chain F [auth C] mmCIF format, chain G [auth E] mmCIF format, chain F [auth C]	F [auth C], G [auth E]	(1R,5S)-1,2,3,4,5,6-HEXAHYDRO-8H-1,5-METHANOPYRIDO[1,2-A][1,5]DIAZOCIN-8-ONE C₁₁ H₁₄ N₂ O ANJTVLIZGCUXLD-DTWKUNHWSA-N		Interactions Focus chain F [auth C] Focus chain G [auth E] Interactions & Density Focus chain F [auth C] Focus chain G [auth E]

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 2.00 Å
R-Value Free: 0.227 (Depositor), 0.237 (DCC)
R-Value Work: 0.204 (Depositor), 0.217 (DCC)
R-Value Observed: 0.205 (Depositor)

Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 68.596	α = 90
b = 78.077	β = 93.34
c = 120.343	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
HKL-2000	data scaling
PDB_EXTRACT	data extraction
HKL-2000	data reduction

Structure Validation

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Ligand Structure Quality Assessment

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Entry History

Deposition Data

Released Date: 2016-10-12

Deposition Author(s):

Revision History (Full details and data files)

Version 1.0: 2016-10-12
Type: Initial release
Version 1.1: 2023-10-04
Changes: Data collection, Database references, Derived calculations, Refinement description
Version 1.2: 2024-10-30
Changes: 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.