8xi9

Crystal structure of FRB-FKBP fusion protein in complex with rapamycin

Method: X-RAY DIFFRACTION Dmax: 72.4 Å Quality: GOOD

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

FRB-FKBP fusion protein

Homo sapiens

UniProt P42345

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Insufficient information Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain A; UniProt 2023–2114 Not recorded RAP RAPAMYCIN IMMUNOSUPPRESSANT DRUG × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 7.4;293 K;4.4M Sodium Acetate Resolution 1.85 Å R-free 0.218

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.

66 other PDB entries and 84 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name MTOR_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 3–94; UniProt 2023–2114

FRB-FKBP fusion protein

Homo sapiens

UniProt P62942

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Insufficient information Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain A; UniProt 1–108 Not recorded RAP RAPAMYCIN IMMUNOSUPPRESSANT DRUG × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 7.4;293 K;4.4M Sodium Acetate Resolution 1.85 Å R-free 0.218

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.

110 other PDB entries and 171 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name FKB1A_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 95–202; UniProt 1–108

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 8xi9

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 8xi9
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2. Structure Basics 2. Structure Basics

Entry ID entry_id8xi9
Deposition date deposition_date2023-12-19
Structure title titleCrystal structure of FRB-FKBP fusion protein in complex with rapamycin
Keywords keywordsRapamycin, SIGNALING PROTEIN; SIGNALING PROTEIN
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier21.60
Radius of gyration Rg (electron density) rg_electron21.00
Forward intensity I(0) i010203500.00
Molecular weight molecular_weight24080.0 kDa
Excluded volume excluded_volume30211 ų
Envelope volume envelope_volume36768 ų
Hydration-shell volume shell_volume15479 ų
Envelope diameter envelope_diameter72.6
Shell Rg shell_rg26.16
Envelope Rg envelope_rg20.85
Shape Rg shape_rg20.95
Total Rg total_rg21.90
Total atoms total_atoms1694
Residues n_residues201
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 dmax72.4
Rg (real space) rg_real21.67
Rg uncertainty (real space) rg_real_error0.56
I(0) (real space) i0_real1.0200e+07
I(0) uncertainty (real space) i0_real_error1.3790e+05
Rg (reciprocal space) rg_reciprocal21.66
I(0) (reciprocal space) i0_reciprocal10200000.0000
Solution quality estimate total_estimate0.8573
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary20.2
Skewness Skewness skewness0.322
Kurtosis Kurtosis kurtosis-0.652
Angular range angular_range— – 0.3700 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha1820000.0000
Real-space data points n_real_points69
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.792; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.825; Smooth: 0.938

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

8. Citations (1)

9. Files and Curves (10)