4did

Crystal structure of Salmonella effector N-terminal domain SopB in complex with Cdc42

Method: X-RAY DIFFRACTION Dmax: 70.5 Å Quality: GOOD

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

Cell division control protein 42 homolog

Homo sapiens

UniProt P60953

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 A; UniProt 1–183 Not recorded Inositol phosphate phosphatase sopB × 1 (O30916) GDP GUANOSINE-5'-DIPHOSPHATE × 1 MG MAGNESIUM ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 4.2;277 K;0.2M sodium chloride, 0.1M phosphate-citrate pH 4.2, 20% PEG 8000, VAPOR DIFFUSION, SITTING DROP, temperature 277K Resolution 2.35 Å R-free 0.237

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.

45 other PDB entries and 68 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name CDC42_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 11–193; UniProt 1–183

Inositol phosphate phosphatase sopB

Salmonella enterica subsp. enterica serovar Typhimurium

UniProt O30916

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 30–181 Fragment:UNP residues 30-181 Cell division control protein 42 homolog × 1 (P60953) GDP GUANOSINE-5'-DIPHOSPHATE × 1 MG MAGNESIUM ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 4.2;277 K;0.2M sodium chloride, 0.1M phosphate-citrate pH 4.2, 20% PEG 8000, VAPOR DIFFUSION, SITTING DROP, temperature 277K Resolution 2.35 Å R-free 0.237

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.

1 other PDB entries and 1 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name SOPB_SALTY
Isoform
PDB entities 2
Chains and sequence ranges Author chain B; PDBConstruct 1–152; UniProt 30–181

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 4did

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 4did
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2. Structure Basics 2. Structure Basics

Entry ID entry_id4did
Deposition date deposition_date2012-01-30
Structure title titleCrystal structure of Salmonella effector N-terminal domain SopB in complex with Cdc42
Keywords keywordssmall GTPase, GTP binding, HYDROLASE-HYDROLASE complex; HYDROLASE/HYDROLASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier21.21
Radius of gyration Rg (electron density) rg_electron20.28
Forward intensity I(0) i020355600.00
Molecular weight molecular_weight34428.0 kDa
Excluded volume excluded_volume43257 ų
Envelope volume envelope_volume52042 ų
Hydration-shell volume shell_volume21455 ų
Envelope diameter envelope_diameter73.4
Shell Rg shell_rg26.95
Envelope Rg envelope_rg20.76
Shape Rg shape_rg20.28
Total Rg total_rg21.19
Total atoms total_atoms2420
Residues n_residues306
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 dmax70.5
Rg (real space) rg_real21.13
Rg uncertainty (real space) rg_real_error0.41
I(0) (real space) i0_real2.0360e+07
I(0) uncertainty (real space) i0_real_error2.4640e+05
Rg (reciprocal space) rg_reciprocal21.15
I(0) (reciprocal space) i0_reciprocal20360000.0000
Solution quality estimate total_estimate0.8849
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary25.9
Skewness Skewness skewness0.265
Kurtosis Kurtosis kurtosis-0.331
Angular range angular_range— – 0.3750 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha3852000.0000
Real-space data points n_real_points69
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.839; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.998; Smooth: 0.984

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (5)

7. Fold Classification (SCOP + CATH) 3 domains

SCOP 2.08 (1 domains)

Domain ID domain_idd4dida_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.37 — P-loop containing nucleoside triphosphate hydrolases
Superfamily Superfamily superfamilyc.37.1 — P-loop containing nucleoside triphosphate hydrolases
Family Family familyc.37.1.8 — G proteins

CATH v4.4 (2 domains)

Domain ID domain_id4didA00
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily300 — P-loop containing nucleotide triphosphate hydrolases
Domain ID domain_id4didB01
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology58 — Methane Monooxygenase Hydroxylase; Chain G, domain 1
Homologous superfamily homologous superfamily450 — Cell division control protein 42 homolog

8. Citations (1)

9. Files and Curves (10)