6m4u

Crystal structure of FKBP-FRB T2098L mutant in complex with rapamycin

Method: X-RAY DIFFRACTION Dmax: 74.0 Å Quality: EXCELLENT

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

Peptidyl-prolyl cis-trans isomerase FKBP1A

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 Protein heterocomplex Heteromer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 1–108 Not recorded Serine/threonine-protein kinase mTOR × 1 (P42345) RAP RAPAMYCIN IMMUNOSUPPRESSANT DRUG × 1 ZN ZINC ION × 8 CL CHLORIDE ION × 4 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;293 K;100 mM cacodylic acid buffer (pH 6.5), 350 mM zinc acetate and 8% (w/v) isopropanol Resolution 2.20 Å R-free 0.258
2 Protein heterocomplex Heteromer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain E; UniProt 1–108 Not recorded Serine/threonine-protein kinase mTOR × 1 (P42345) RAP RAPAMYCIN IMMUNOSUPPRESSANT DRUG × 1 ZN ZINC ION × 6 CL CHLORIDE ION × 3 GOL GLYCEROL × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;293 K;100 mM cacodylic acid buffer (pH 6.5), 350 mM zinc acetate and 8% (w/v) isopropanol Resolution 2.20 Å R-free 0.258

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 170 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 3–110; UniProt 1–108 Author chain E; PDBConstruct 3–110; UniProt 1–108

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 2021–2113 Mutation:T2098L Peptidyl-prolyl cis-trans isomerase FKBP1A × 1 (P62942) RAP RAPAMYCIN IMMUNOSUPPRESSANT DRUG × 1 ZN ZINC ION × 8 CL CHLORIDE ION × 4 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;293 K;100 mM cacodylic acid buffer (pH 6.5), 350 mM zinc acetate and 8% (w/v) isopropanol Resolution 2.20 Å R-free 0.258
2 Protein heterocomplex Heteromer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain F; UniProt 2021–2113 Mutation:T2098L Peptidyl-prolyl cis-trans isomerase FKBP1A × 1 (P62942) RAP RAPAMYCIN IMMUNOSUPPRESSANT DRUG × 1 ZN ZINC ION × 6 CL CHLORIDE ION × 3 GOL GLYCEROL × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;293 K;100 mM cacodylic acid buffer (pH 6.5), 350 mM zinc acetate and 8% (w/v) isopropanol Resolution 2.20 Å R-free 0.258

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 83 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 3–95; UniProt 2021–2113 Author chain F; PDBConstruct 3–95; UniProt 2021–2113

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 6m4u

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 6m4u
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2. Structure Basics 2. Structure Basics

Entry ID entry_id6m4u
Deposition date deposition_date2020-03-09
Structure title titleCrystal structure of FKBP-FRB T2098L mutant in complex with rapamycin
Keywords keywordsRapamycin, complex, kinase, isomerase; ISOMERASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier23.67
Radius of gyration Rg (electron density) rg_electron22.65
Forward intensity I(0) i042450200.00
Molecular weight molecular_weight49403.0 kDa
Excluded volume excluded_volume61236 ų
Envelope volume envelope_volume72546 ų
Hydration-shell volume shell_volume26436 ų
Envelope diameter envelope_diameter74.7
Shell Rg shell_rg29.74
Envelope Rg envelope_rg22.75
Shape Rg shape_rg22.68
Total Rg total_rg23.36
Total atoms total_atoms3416
Residues n_residues406
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 dmax74.0
Rg (real space) rg_real23.54
Rg uncertainty (real space) rg_real_error0.32
I(0) (real space) i0_real4.2450e+07
I(0) uncertainty (real space) i0_real_error5.1130e+05
Rg (reciprocal space) rg_reciprocal23.57
I(0) (reciprocal space) i0_reciprocal42450000.0000
Solution quality estimate total_estimate0.9012
Solution quality rating solution_quality EXCELLENT a EXCELLENT solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary30.1
Skewness Skewness skewness0.189
Kurtosis Kurtosis kurtosis-0.407
Angular range angular_range— – 0.3350 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha7132000.0000
Real-space data points n_real_points65
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.916; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.995; Smooth: 0.967

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (7)

7. Fold Classification (SCOP + CATH) 6 domains

SCOP 2.08 (6 domains)

Domain ID domain_idd6m4ua_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.26 — FKBP-like
Superfamily Superfamily superfamilyd.26.1 — FKBP-like
Family Family familyd.26.1.0 — automated matches
Domain ID domain_idd6m4ub_
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_idd6m4ue1
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.26 — FKBP-like
Superfamily Superfamily superfamilyd.26.1 — FKBP-like
Family Family familyd.26.1.0 — automated matches
Domain ID domain_idd6m4ue2
Class classl — Artifacts
Fold Fold foldl.1 — Tags
Superfamily Superfamily superfamilyl.1.1 — Tags
Family Family familyl.1.1.1 — Tags
Domain ID domain_idd6m4uf1
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_idd6m4uf2
Class classl — Artifacts
Fold Fold foldl.1 — Tags
Superfamily Superfamily superfamilyl.1.1 — Tags
Family Family familyl.1.1.1 — Tags

8. Citations (1)

9. Files and Curves (10)