9dtw

Co-crystal structure of the ternary complex of human FKBP12, QDPR and Compound 4

Method: X-RAY DIFFRACTION Dmax: 70.6 Å Quality: GOOD

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

Dihydropteridine reductase

Homo sapiens

UniProt P09417

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 1–244 Not recorded Peptidyl-prolyl cis-trans isomerase FKBP1A × 1 (P62942) GOL GLYCEROL × 1 CL CHLORIDE ION × 1 A1BB9 (2S)-N-[(2R)-1-({[(1R)-6-(4-[(4S)-5,6-dihydro[1,2,4]triazolo[1,5-a]pyrazin-7(8H)-yl]-6-{[(1S)-3-methyl-1-(1H-1,2,4-triazol-3-yl)butyl]amino}-1,3,5-triazin-2-yl)-6-azaspiro[2.5]octan-1-yl]methyl}amino)-4-(4-methoxyphenyl)-1-oxobutan-2-yl]-1-(3,3-dimethyl-2-oxopentanoyl)piperidine-2-carboxamide × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 7;277 K;0.1 M TRIS-HCL PH 7, 0.2 M CALCIUM ACETATE HYDRATE, 20 % (W/V) PEG 3000 (MCSG SCREEN 1, CONDITION C11); 1:1:1 FKBP12:QDPR:MOTHER LIQUOR PLUS EQUIMOLAR COMPOUND IN 200-NL DROP. COMPLEX CONCENTRATED TO 10 MG/ML Resolution 1.39 Å R-free 0.214

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.

1 other PDB entries and 1 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name DHPR_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 2–245; UniProt 1–244

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 B; UniProt 1–108 Not recorded Dihydropteridine reductase × 1 (P09417) GOL GLYCEROL × 1 CL CHLORIDE ION × 1 A1BB9 (2S)-N-[(2R)-1-({[(1R)-6-(4-[(4S)-5,6-dihydro[1,2,4]triazolo[1,5-a]pyrazin-7(8H)-yl]-6-{[(1S)-3-methyl-1-(1H-1,2,4-triazol-3-yl)butyl]amino}-1,3,5-triazin-2-yl)-6-azaspiro[2.5]octan-1-yl]methyl}amino)-4-(4-methoxyphenyl)-1-oxobutan-2-yl]-1-(3,3-dimethyl-2-oxopentanoyl)piperidine-2-carboxamide × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 7;277 K;0.1 M TRIS-HCL PH 7, 0.2 M CALCIUM ACETATE HYDRATE, 20 % (W/V) PEG 3000 (MCSG SCREEN 1, CONDITION C11); 1:1:1 FKBP12:QDPR:MOTHER LIQUOR PLUS EQUIMOLAR COMPOUND IN 200-NL DROP. COMPLEX CONCENTRATED TO 10 MG/ML Resolution 1.39 Å R-free 0.214

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 2
Chains and sequence ranges Author chain B; PDBConstruct 2–109; 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 9dtw

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 9dtw
Download Download

2. Structure Basics 2. Structure Basics

Entry ID entry_id9dtw
Deposition date deposition_date2024-10-02
最后修订 last_revision2025-10-08
Structure title titleCo-crystal structure of the ternary complex of human FKBP12, QDPR and Compound 4
Keywords keywordsFKBP12, QDPR, glue degrader, LIGASE; LIGASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier21.87
Radius of gyration Rg (electron density) rg_electron20.75
Forward intensity I(0) i024550600.00
Molecular weight molecular_weight37912.0 kDa
Excluded volume excluded_volume47553 ų
Envelope volume envelope_volume55645 ų
Hydration-shell volume shell_volume22517 ų
Envelope diameter envelope_diameter71.5
Shell Rg shell_rg27.17
Envelope Rg envelope_rg20.80
Shape Rg shape_rg20.72
Total Rg total_rg21.70
Total atoms total_atoms5325
Residues n_residues342
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 dmax70.6
Rg (real space) rg_real21.79
Rg uncertainty (real space) rg_real_error0.45
I(0) (real space) i0_real2.4550e+07
I(0) uncertainty (real space) i0_real_error3.0370e+05
Rg (reciprocal space) rg_reciprocal21.81
I(0) (reciprocal space) i0_reciprocal24550000.0000
Solution quality estimate total_estimate0.8925
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary25.3
Skewness Skewness skewness0.269
Kurtosis Kurtosis kurtosis-0.360
Angular range angular_range— – 0.3650 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha4277000.0000
Real-space data points n_real_points68
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.871; Stabil: 0.999; Sysdev: 1.000; Positv: 1.000; Valcen: 1.000; Smooth: 0.989

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (6)

8. Citations (1)

9. Files and Curves (10)