4dri

Co-crystal structure of the PPIase domain of FKBP51, Rapamycin and the FRB fragment of mTOR

Method: X-RAY DIFFRACTION Dmax: 63.8 Å Quality: GOOD

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

Peptidyl-prolyl cis-trans isomerase FKBP5

Homo sapiens

UniProt Q13451

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 1–140 Fragment:FKBP51 Fk1 domain, UNP residues 1-140 Serine/threonine-protein kinase mTOR × 1 (P42345) RAP RAPAMYCIN IMMUNOSUPPRESSANT DRUG × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION;pH 7.5;293 K;25% PEG3350, 0.1 M NaCl, 0.1M HEPES-NaOH pH 7.5, vapor diffusion, temperature 293K Resolution 1.45 Å R-free 0.206

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.

137 other PDB entries and 203 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name FKBP5_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 5–144; UniProt 1–140

Serine/threonine-protein kinase mTOR

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 Protein heterocomplex Heteromer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain B; UniProt 2025–2114 Fragment:FRB domain, UNP residues 2025-2114 Peptidyl-prolyl cis-trans isomerase FKBP5 × 1 (Q13451) RAP RAPAMYCIN IMMUNOSUPPRESSANT DRUG × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION;pH 7.5;293 K;25% PEG3350, 0.1 M NaCl, 0.1M HEPES-NaOH pH 7.5, vapor diffusion, temperature 293K Resolution 1.45 Å R-free 0.206

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 2
Chains and sequence ranges Author chain B; PDBConstruct 9–98; UniProt 2025–2114

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 4dri

P(r) Distance Distribution P(r) Distribution

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

Entry ID entry_id4dri
Deposition date deposition_date2012-02-17
Structure title titleCo-crystal structure of the PPIase domain of FKBP51, Rapamycin and the FRB fragment of mTOR
Keywords keywords;Fk-506 binding domain, Hsp90 cochaperone, immunophilin, peptidyl-prolyl isomerase, mammalian target of Rapamycin, kinase, signalling, immunosuppression, cancer, Isomerase-Transferase complex ;; Isomerase/Transferase
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier19.62
Radius of gyration Rg (electron density) rg_electron18.47
Forward intensity I(0) i011006500.00
Molecular weight molecular_weight25355.0 kDa
Excluded volume excluded_volume32003 ų
Envelope volume envelope_volume37112 ų
Hydration-shell volume shell_volume17227 ų
Envelope diameter envelope_diameter65.2
Shell Rg shell_rg24.19
Envelope Rg envelope_rg18.84
Shape Rg shape_rg18.40
Total Rg total_rg19.60
Total atoms total_atoms1783
Residues n_residues217
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 dmax63.8
Rg (real space) rg_real19.60
Rg uncertainty (real space) rg_real_error0.50
I(0) (real space) i0_real1.1010e+07
I(0) uncertainty (real space) i0_real_error1.6170e+05
Rg (reciprocal space) rg_reciprocal19.61
I(0) (reciprocal space) i0_reciprocal11010000.0000
Solution quality estimate total_estimate0.8146
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary23.4
Skewness Skewness skewness0.331
Kurtosis Kurtosis kurtosis-0.308
Angular range angular_range— – 0.4050 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha1953000.0000
Real-space data points n_real_points72
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.866; Stabil: 0.999; Sysdev: 1.000; Positv: 1.000; Valcen: 0.990; Smooth: 0.000

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

7. Fold Classification (SCOP + CATH) 5 domains

SCOP 2.08 (3 domains)

Domain ID domain_idd4dria_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.26 — FKBP-like
Superfamily Superfamily superfamilyd.26.1 — FKBP-like
Family Family familyd.26.1.1 — FKBP immunophilin/proline isomerase
Domain ID domain_idd4drib1
Class classa — All alpha proteins
Fold Fold folda.24 — Four-helical up-and-down bundle
Superfamily Superfamily superfamilya.24.7 — FKBP12-rapamycin-binding domain of FKBP-rapamycin-associated protein (FRAP)
Family Family familya.24.7.1 — FKBP12-rapamycin-binding domain of FKBP-rapamycin-associated protein (FRAP)
Domain ID domain_idd4drib2
Class classl — Artifacts
Fold Fold foldl.1 — Tags
Superfamily Superfamily superfamilyl.1.1 — Tags
Family Family familyl.1.1.1 — Tags

CATH v4.4 (2 domains)

Domain ID domain_id4driA00
Class class3 — Alpha Beta
Architecture architecture10 — Roll
Topology topology50 — Chitinase A; domain 3
Homologous superfamily homologous superfamily40
Domain ID domain_id4driB00
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology120 — Four Helix Bundle (Hemerythrin (Met), subunit A)
Homologous superfamily homologous superfamily150 — FKBP12-rapamycin binding domain

8. Citations (1)

9. Files and Curves (10)