2v96

Structure of the unphotolysed complex of TcAChE with 1-(2- nitrophenyl)-2,2,2-trifluoroethyl-arsenocholine at 100K

Method: X-RAY DIFFRACTION Dmax: 126.3 Å Quality: GOOD

1. Protein Identity and Related Structures Protein Identity & Related Structures

ACETYLCHOLINESTERASE

OrganismNot specified

UniProt P04058

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein homooligomer Homooligomer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 22–558 Chain B; UniProt 22–558 Not recorded CFQ 1-(2-nitrophenyl)-2,2,2-trifluoroethyl]-arsenocholine × 4 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 4 X-RAY DIFFRACTION X-ray crystallization conditions:pH 6;277 K;CRYSTALLIZATION CONDITIONS: 32% PEG200, 150MM MES, PH6, 4 DEG.C. THE CRYSTAL WAS SOAKED IN A 1.5ML MOTHER LIQUOR SOLUTION CONTAINING 0.5MM OF CAGED ARSENOCHOLINE DURING 12 HOURS IN THE DARK AT 4 DEG. C., pH 6.0 Resolution 2.40 Å R-free 0.242

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

124 other PDB entries and 125 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name ACES_TORCA
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–537; UniProt 22–558 Author chain B; PDBConstruct 1–537; UniProt 22–558

The page prioritizes protein identity, the current assembly, associated components, oligomeric state and cross-PDB links. Chain mapping and sequence ranges are retained as data evidence. Internal IDs, import timestamps and assembly operation expressions are maintenance fields and are not shown here.

SAXS scattering curve SAXS Profile

SAXS profile for 2v96

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 2v96
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2. Structure Basics 2. Structure Basics

Entry ID entry_id2v96
Deposition date deposition_date2007-08-22
Structure title titleStructure of the unphotolysed complex of TcAChE with 1-(2- nitrophenyl)-2,2,2-trifluoroethyl-arsenocholine at 100K
Keywords keywords;SERINE ESTERASE, ALTERNATIVE SPLICING, ACETYLCHOLINESTERASE CAGED COMPOUNDS KINETIC CRYSTALLOGRAPHY PARTIAL Q-WEIGHTED DIFFERENCE REFINEMENT BACKDOOR, NEUROTRANSMITTER DEGRADATION, LIPOPROTEIN, GLYCOPROTEIN, CELL JUNCTION, SYNAPSE, MEMBRANE, HYDROLASE, GPI-ANCHOR ;; HYDROLASE
Experimental Method methodX-RAY DIFFRACTION

3. SAXS Parameters (CRYSOL theoretical calculation) 3. SAXS Parameters (CRYSOL)

Radius of gyration Rg (Guinier) rg_guinier38.02
Radius of gyration Rg (electron density) rg_electron38.09
Forward intensity I(0) i0221783000.00
Molecular weight molecular_weight122040.0 kDa
Excluded volume excluded_volume152710 ų
Envelope volume envelope_volume183670 ų
Hydration-shell volume shell_volume41877 ų
Envelope diameter envelope_diameter134.7
Shell Rg shell_rg41.94
Envelope Rg envelope_rg37.89
Shape Rg shape_rg38.06
Total Rg total_rg38.38
Total atoms total_atoms8595
Residues n_residues1061
Spherical-harmonic order n_harmonics20
q range q_range— – 0.5000 −1
Data points n_points101
Shell type shell_typedirectional
Solvent electron density solvent_density0.3340 e/ų
Shell contrast contrast_shell0.0300 e/ų
CRYSOL version crysol_version4.1.3

4. P(r) Distance Distribution (GNOM inversion) 4. P(r) Analysis (GNOM)

Maximum dimension Dmax dmax126.3
Rg (real space) rg_real38.39
Rg uncertainty (real space) rg_real_error1.18
I(0) (real space) i0_real2.2180e+08
I(0) uncertainty (real space) i0_real_error4.3700e+06
Rg (reciprocal space) rg_reciprocal38.17
I(0) (reciprocal space) i0_reciprocal221700000.0000
Solution quality estimate total_estimate0.8045
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary33.1
Skewness Skewness skewness0.472
Kurtosis Kurtosis kurtosis-0.600
Angular range angular_range— – 0.2100 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha65580000.0000
Real-space data points n_real_points43
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.647; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.840; Smooth: 0.673

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

7. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd2v96a_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.69 — alpha/beta-Hydrolases
Superfamily Superfamily superfamilyc.69.1 — alpha/beta-Hydrolases
Family Family familyc.69.1.1 — Acetylcholinesterase-like
Domain ID domain_idd2v96b_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.69 — alpha/beta-Hydrolases
Superfamily Superfamily superfamilyc.69.1 — alpha/beta-Hydrolases
Family Family familyc.69.1.1 — Acetylcholinesterase-like

CATH v4.4 (2 domains)

Domain ID domain_id2v96A00
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily1820 — Alpha/Beta hydrolase fold, catalytic domain
Domain ID domain_id2v96B00
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily1820 — Alpha/Beta hydrolase fold, catalytic domain

8. Citations (1)

9. Files and Curves (10)