5sv3

RTA1-33/44-198 (RVEC) bound to Single Domain Antibody A3C8

Method: X-RAY DIFFRACTION Dmax: 101.6 Å Quality: REASONABLE

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

Ricin

Ricinus communis

UniProt P02879

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 heterocomplex Heteromer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain B; UniProt 36–233 Not recorded Anti-Ricin A-chain Single Domain Antibody (sdAb) A3C8 × 1 SO4 SULFATE ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7;290 K;0.1 M HEPES pH 7.0, 1.6 M Ammonium Sulfate Resolution 2.73 Å R-free 0.267
2 Protein heterocomplex Heteromer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain D; UniProt 36–233 Not recorded Anti-Ricin A-chain Single Domain Antibody (sdAb) A3C8 × 1 SO4 SULFATE ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7;290 K;0.1 M HEPES pH 7.0, 1.6 M Ammonium Sulfate Resolution 2.73 Å R-free 0.267

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.

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

View Construct and Data Evidence
UniProt name RICI_RICCO
Isoform
PDB entities 2
Chains and sequence ranges Author chain B; PDBConstruct 3–190; UniProt 36–233 Author chain D; PDBConstruct 3–190; UniProt 36–233

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 5sv3

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 5sv3
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2. Structure Basics 2. Structure Basics

Entry ID entry_id5sv3
Deposition date deposition_date2016-08-04
Structure title titleRTA1-33/44-198 (RVEC) bound to Single Domain Antibody A3C8
Keywords keywordsRicin, A-chain, RVEC, sdAb, antibody, RTA1-33/44-198, TOXIN; TOXIN
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier29.24
Radius of gyration Rg (electron density) rg_electron28.66
Forward intensity I(0) i070131400.00
Molecular weight molecular_weight64388.0 kDa
Excluded volume excluded_volume80011 ų
Envelope volume envelope_volume102350 ų
Hydration-shell volume shell_volume30762 ų
Envelope diameter envelope_diameter106.1
Shell Rg shell_rg34.74
Envelope Rg envelope_rg28.67
Shape Rg shape_rg28.61
Total Rg total_rg29.40
Total atoms total_atoms4545
Residues n_residues585
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 dmax101.6
Rg (real space) rg_real29.29
Rg uncertainty (real space) rg_real_error0.97
I(0) (real space) i0_real7.0130e+07
I(0) uncertainty (real space) i0_real_error1.1520e+06
Rg (reciprocal space) rg_reciprocal29.27
I(0) (reciprocal space) i0_reciprocal70130000.0000
Solution quality estimate total_estimate0.6916
Solution quality rating solution_quality REASONABLE a REASONABLE solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary32.0
Skewness Skewness skewness0.406
Kurtosis Kurtosis kurtosis-0.225
Angular range angular_range— – 0.2700 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha17930000.0000
Real-space data points n_real_points55
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.807; Stabil: 1.000; Sysdev: 0.218; Positv: 1.000; Valcen: 0.958; Smooth: 0.954

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

7. Fold Classification (SCOP + CATH) 6 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd5sv3a_
Class classb — All beta proteins
Fold Fold foldb.1 — Immunoglobulin-like beta-sandwich
Superfamily Superfamily superfamilyb.1.1 — Immunoglobulin
Family Family familyb.1.1.1 — V set domains (antibody variable domain-like)
Domain ID domain_idd5sv3c_
Class classb — All beta proteins
Fold Fold foldb.1 — Immunoglobulin-like beta-sandwich
Superfamily Superfamily superfamilyb.1.1 — Immunoglobulin
Family Family familyb.1.1.1 — V set domains (antibody variable domain-like)

CATH v4.4 (4 domains)

Domain ID domain_id5sv3A00
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily10 — Immunoglobulins
Domain ID domain_id5sv3B00
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology420 — Ricin (A subunit); domain 1
Homologous superfamily homologous superfamily10 — Ricin (A subunit), domain 1
Domain ID domain_id5sv3C00
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily10 — Immunoglobulins
Domain ID domain_id5sv3D00
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology420 — Ricin (A subunit); domain 1
Homologous superfamily homologous superfamily10 — Ricin (A subunit), domain 1

8. Citations (1)

9. Files and Curves (10)