7c7i

Crystal structure of SHANK3 SPN domain in complex with GTP-bound Rap1b(E30D,K31E)

Method: X-RAY DIFFRACTION Dmax: 84.4 Å Quality: EXCELLENT

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

Ras-related protein Rap-1b

Homo sapiens

UniProt P61224

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 × 4 PDB declaration: tetrameric(4) Consistent with protein copy count Chain A; UniProt 1–167 Chain B; UniProt 1–167 Mutation:E30D,K31E SH3 and multiple ankyrin repeat domains protein 3 × 2 (Q9BYB0) GTP GUANOSINE-5'-TRIPHOSPHATE × 2 CA CALCIUM ION × 1 MG MAGNESIUM ION × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;289 K;14.4% (w/v) PEG 8000, Sodium cacodylate/Hydrochloric acid (pH 6.5), 160 mM Calcium acetate, 20% (v/v) Glycerol Resolution 2.28 Å R-free 0.246

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.

22 other PDB entries and 38 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name RAP1B_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–167; UniProt 1–167 Author chain B; PDBConstruct 1–167; UniProt 1–167

SH3 and multiple ankyrin repeat domains protein 3

OrganismNot specified

UniProt Q9BYB0

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 × 4 PDB declaration: tetrameric(4) Consistent with protein copy count Chain C; UniProt 1–99 Chain D; UniProt 1–99 Not recorded Ras-related protein Rap-1b × 2 (P61224) GTP GUANOSINE-5'-TRIPHOSPHATE × 2 CA CALCIUM ION × 1 MG MAGNESIUM ION × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;289 K;14.4% (w/v) PEG 8000, Sodium cacodylate/Hydrochloric acid (pH 6.5), 160 mM Calcium acetate, 20% (v/v) Glycerol Resolution 2.28 Å R-free 0.246

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.

2 other PDB entries and 3 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name SHAN3_HUMAN
Isoform
PDB entities 2
Chains and sequence ranges Author chain C; PDBConstruct 1–99; UniProt 1–99 Author chain D; PDBConstruct 1–99; UniProt 1–99

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 7c7i

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 7c7i
Download Download

2. Structure Basics 2. Structure Basics

Entry ID entry_id7c7i
Deposition date deposition_date2020-05-25
Structure title titleCrystal structure of SHANK3 SPN domain in complex with GTP-bound Rap1b(E30D,K31E)
Keywords keywordsSHANK3, Rap1b, SPN, Ras, PROTEIN BINDING; PROTEIN BINDING
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier27.01
Radius of gyration Rg (electron density) rg_electron26.08
Forward intensity I(0) i059633900.00
Molecular weight molecular_weight58712.0 kDa
Excluded volume excluded_volume72971 ų
Envelope volume envelope_volume92052 ų
Hydration-shell volume shell_volume29538 ų
Envelope diameter envelope_diameter84.4
Shell Rg shell_rg33.49
Envelope Rg envelope_rg26.12
Shape Rg shape_rg26.11
Total Rg total_rg26.79
Total atoms total_atoms4116
Residues n_residues509
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 dmax84.4
Rg (real space) rg_real26.95
Rg uncertainty (real space) rg_real_error0.48
I(0) (real space) i0_real5.9630e+07
I(0) uncertainty (real space) i0_real_error7.2590e+05
Rg (reciprocal space) rg_reciprocal26.97
I(0) (reciprocal space) i0_reciprocal59630000.0000
Solution quality estimate total_estimate0.9067
Solution quality rating solution_quality EXCELLENT a EXCELLENT solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary30.0
Skewness Skewness skewness0.246
Kurtosis Kurtosis kurtosis-0.546
Angular range angular_range— – 0.2950 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha10160000.0000
Real-space data points n_real_points60
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.952; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.995; Smooth: 0.932

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (6)

7. Fold Classification (SCOP + CATH) 6 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd7c7ia_
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
Domain ID domain_idd7c7ib_
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 (4 domains)

Domain ID domain_id7c7iA01
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_id7c7iB01
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_id7c7iC01
Class class3 — Alpha Beta
Architecture architecture10 — Roll
Topology topology20 — Ubiquitin-like (UB roll)
Homologous superfamily homologous superfamily90 — Phosphatidylinositol 3-kinase Catalytic Subunit; Chain A, domain 1
Domain ID domain_id7c7iD01
Class class3 — Alpha Beta
Architecture architecture10 — Roll
Topology topology20 — Ubiquitin-like (UB roll)
Homologous superfamily homologous superfamily90 — Phosphatidylinositol 3-kinase Catalytic Subunit; Chain A, domain 1

8. Citations (3)

9. Files and Curves (10)