5kls

Structure of CavAb in complex with Br-dihydropyridine derivative UK-59811

Method: X-RAY DIFFRACTION Dmax: 110.0 Å Quality: GOOD

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

Ion transport protein

Arcobacter butzleri (strain RM4018)

UniProt A8EVM5

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 × 4 PDB declaration: tetrameric(4) Consistent with protein copy count Chain A; UniProt 1–267 Chain B; UniProt 1–267 Chain C; UniProt 1–267 Chain D; UniProt 1–267 Not recorded MC3 1,2-DIMYRISTOYL-RAC-GLYCERO-3-PHOSPHOCHOLINE × 15 CA CALCIUM ION × 2 6UC O3-ethyl O5-methyl (4R)-4-(2-bromophenyl)-2-[2-(dimethylamino)ethoxymethyl]-6-methyl-1,4-dihydropyridine-3,5-dicarboxylate × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 5;298 K;CHAPSO:DMPC BICELLES,0.1M Na-citrate,pH5.0,2M Ammonium Sulfate 100uM UK-59811 Resolution 3.30 Å R-free 0.300

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.

71 other PDB entries and 73 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name A8EVM5_ARCB4
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 19–285; UniProt 1–267 Author chain B; PDBConstruct 19–285; UniProt 1–267 Author chain C; PDBConstruct 19–285; UniProt 1–267 Author chain D; PDBConstruct 19–285; UniProt 1–267

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 5kls

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 5kls
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2. Structure Basics 2. Structure Basics

Entry ID entry_id5kls
Deposition date deposition_date2016-06-25
Structure title titleStructure of CavAb in complex with Br-dihydropyridine derivative UK-59811
Keywords keywordsVoltage-gated Calcium Channel, TRANSPORT PROTEIN; TRANSPORT PROTEIN
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier33.83
Radius of gyration Rg (electron density) rg_electron33.14
Forward intensity I(0) i0127342000.00
Molecular weight molecular_weight104860.0 kDa
Excluded volume excluded_volume137220 ų
Envelope volume envelope_volume174890 ų
Hydration-shell volume shell_volume44467 ų
Envelope diameter envelope_diameter117.9
Shell Rg shell_rg39.51
Envelope Rg envelope_rg33.40
Shape Rg shape_rg33.13
Total Rg total_rg33.73
Total atoms total_atoms7399
Residues n_residues876
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 dmax110.0
Rg (real space) rg_real33.75
Rg uncertainty (real space) rg_real_error1.02
I(0) (real space) i0_real1.2730e+08
I(0) uncertainty (real space) i0_real_error2.1930e+06
Rg (reciprocal space) rg_reciprocal33.80
I(0) (reciprocal space) i0_reciprocal127300000.0000
Solution quality estimate total_estimate0.8897
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary44.5
Skewness Skewness skewness0.229
Kurtosis Kurtosis kurtosis-0.315
Angular range angular_range— – 0.2350 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha11360000.0000
Real-space data points n_real_points48
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.877; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 1.000; Smooth: 0.932

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (5)

7. Fold Classification (SCOP + CATH) 8 domains

CATH v4.4 (8 domains)

Domain ID domain_id5klsA01
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology120 — Four Helix Bundle (Hemerythrin (Met), subunit A)
Homologous superfamily homologous superfamily350 — Voltage-gated potassium channels. Chain C
Domain ID domain_id5klsA02
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology287 — Helix Hairpins
Homologous superfamily homologous superfamily70
Domain ID domain_id5klsB01
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology120 — Four Helix Bundle (Hemerythrin (Met), subunit A)
Homologous superfamily homologous superfamily350 — Voltage-gated potassium channels. Chain C
Domain ID domain_id5klsB02
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology287 — Helix Hairpins
Homologous superfamily homologous superfamily70
Domain ID domain_id5klsC01
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology120 — Four Helix Bundle (Hemerythrin (Met), subunit A)
Homologous superfamily homologous superfamily350 — Voltage-gated potassium channels. Chain C
Domain ID domain_id5klsC02
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology287 — Helix Hairpins
Homologous superfamily homologous superfamily70
Domain ID domain_id5klsD01
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology120 — Four Helix Bundle (Hemerythrin (Met), subunit A)
Homologous superfamily homologous superfamily350 — Voltage-gated potassium channels. Chain C
Domain ID domain_id5klsD02
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology287 — Helix Hairpins
Homologous superfamily homologous superfamily70

8. Citations (1)

9. Files and Curves (10)