1fap

THE STRUCTURE OF THE IMMUNOPHILIN-IMMUNOSUPPRESSANT FKBP12-RAPAMYCIN COMPLEX INTERACTING WITH HUMAN FRAP

Method: X-RAY DIFFRACTION Dmax: 63.5 Å Quality: REASONABLE

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

FK506-BINDING 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 Protein heterocomplex Heteromer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 1–107 Not recorded FRAP × 1 (P42345) RAP RAPAMYCIN IMMUNOSUPPRESSANT DRUG × 1 X-RAY DIFFRACTION mmCIF provides none of the parsed experimental conditions Resolution 2.70 Å R-free 0.299

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 1–107; UniProt 1–107

FRAP

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 2018–2112 Fragment:FRB FK506-BINDING PROTEIN × 1 (P62942) RAP RAPAMYCIN IMMUNOSUPPRESSANT DRUG × 1 X-RAY DIFFRACTION mmCIF provides none of the parsed experimental conditions Resolution 2.70 Å R-free 0.299

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 FRAP_HUMAN
Isoform
PDB entities 2
Chains and sequence ranges Author chain B; PDBConstruct 1–95; UniProt 2018–2112

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 1fap

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 1fap
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2. Structure Basics 2. Structure Basics

Entry ID entry_id1fap
Deposition date deposition_date1996-03-15
Structure title titleTHE STRUCTURE OF THE IMMUNOPHILIN-IMMUNOSUPPRESSANT FKBP12-RAPAMYCIN COMPLEX INTERACTING WITH HUMAN FRAP
Keywords keywordsFKBP12, FRAP, RAPAMYCIN, COMPLEX (ISOMERASE-KINASE), COMPLEX (ISOMERASE-KINASE) complex; COMPLEX (ISOMERASE/KINASE)
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier19.38
Radius of gyration Rg (electron density) rg_electron18.18
Forward intensity I(0) i010405900.00
Molecular weight molecular_weight24206.0 kDa
Excluded volume excluded_volume30432 ų
Envelope volume envelope_volume35067 ų
Hydration-shell volume shell_volume16626 ų
Envelope diameter envelope_diameter62.7
Shell Rg shell_rg23.69
Envelope Rg envelope_rg18.48
Shape Rg shape_rg18.13
Total Rg total_rg19.24
Total atoms total_atoms2085
Residues n_residues202
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 dmax63.5
Rg (real space) rg_real19.35
Rg uncertainty (real space) rg_real_error0.39
I(0) (real space) i0_real1.0410e+07
I(0) uncertainty (real space) i0_real_error1.2450e+05
Rg (reciprocal space) rg_reciprocal19.35
I(0) (reciprocal space) i0_reciprocal10410000.0000
Solution quality estimate total_estimate0.7114
Solution quality rating solution_quality REASONABLE a REASONABLE solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary22.3
Skewness Skewness skewness0.318
Kurtosis Kurtosis kurtosis-0.331
Angular range angular_range— – 0.4100 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha1885000.0000
Real-space data points n_real_points72
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.864; Stabil: 1.000; Sysdev: 0.226; Positv: 1.000; Valcen: 0.990; Smooth: 0.983

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_idd1fapa_
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_idd1fapb_
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)

CATH v4.4 (2 domains)

Domain ID domain_id1fapA00
Class class3 — Alpha Beta
Architecture architecture10 — Roll
Topology topology50 — Chitinase A; domain 3
Homologous superfamily homologous superfamily40
Domain ID domain_id1fapB00
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)