4fcm

Crystal structure of the NTF2-like domain of human G3BP1 in complex with a peptide

Method: X-RAY DIFFRACTION Dmax: 61.6 Å Quality: EXCELLENT

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

Ras GTPase-activating protein-binding protein 1

Homo sapiens

UniProt Q13283

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 1–139 Chain B; UniProt 1–139 Fragment:NTF2-like domain Nucleoporin repeat peptide × 2 PO4 PHOSPHATE ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 5.5;279 K;20% PEG3350, 0.1 M Bis-tris, pH 5.5, VAPOR DIFFUSION, SITTING DROP, temperature 279K Resolution 2.69 Å R-free 0.282

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.

19 other PDB entries and 29 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name G3BP1_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 4–142; UniProt 1–139 Author chain B; PDBConstruct 4–142; UniProt 1–139

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 4fcm

P(r) Distance Distribution P(r) Distribution

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

Entry ID entry_id4fcm
Deposition date deposition_date2012-05-25
Structure title titleCrystal structure of the NTF2-like domain of human G3BP1 in complex with a peptide
Keywords keywordsNTF2-like domain, HYDROLASE; HYDROLASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier19.86
Radius of gyration Rg (electron density) rg_electron18.48
Forward intensity I(0) i018325800.00
Molecular weight molecular_weight31786.0 kDa
Excluded volume excluded_volume39517 ų
Envelope volume envelope_volume46147 ų
Hydration-shell volume shell_volume20432 ų
Envelope diameter envelope_diameter62.5
Shell Rg shell_rg25.25
Envelope Rg envelope_rg18.89
Shape Rg shape_rg18.41
Total Rg total_rg19.63
Total atoms total_atoms2241
Residues n_residues277
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 dmax61.6
Rg (real space) rg_real19.73
Rg uncertainty (real space) rg_real_error0.26
I(0) (real space) i0_real1.8330e+07
I(0) uncertainty (real space) i0_real_error1.9180e+05
Rg (reciprocal space) rg_reciprocal19.76
I(0) (reciprocal space) i0_reciprocal18330000.0000
Solution quality estimate total_estimate0.9022
Solution quality rating solution_quality EXCELLENT a EXCELLENT solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary59.9
Skewness Skewness skewness0.178
Kurtosis Kurtosis kurtosis-0.454
Angular range angular_range— – 0.4000 −1
Current regularization parameter α current_alpha0.0001
Highest regularization parameter α highest_alpha4648000.0000
Real-space data points n_real_points72
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.910; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.995; Smooth: 0.999

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_idd4fcma_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.17 — Cystatin-like
Superfamily Superfamily superfamilyd.17.4 — NTF2-like
Family Family familyd.17.4.0 — automated matches
Domain ID domain_idd4fcmb_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.17 — Cystatin-like
Superfamily Superfamily superfamilyd.17.4 — NTF2-like
Family Family familyd.17.4.0 — automated matches

CATH v4.4 (2 domains)

Domain ID domain_id4fcmA00
Class class3 — Alpha Beta
Architecture architecture10 — Roll
Topology topology450 — Nuclear Transport Factor 2; Chain: A,
Homologous superfamily homologous superfamily50
Domain ID domain_id4fcmB00
Class class3 — Alpha Beta
Architecture architecture10 — Roll
Topology topology450 — Nuclear Transport Factor 2; Chain: A,
Homologous superfamily homologous superfamily50

8. Citations (1)

9. Files and Curves (10)