6x4n

Human cyclophilin A bound to a series of acylcic and macrocyclic inhibitors: (2R,5S,11S,14S,18E)-2,11,17,17-tetramethyl-14-(propan-2-yl)-3-oxa-9,12,15,26,29-pentaazatetracyclo[18.5.3.1~5,9~.0~23,27~]nonacosa-1(25),18,20(28),21,23,26-hexaene-4,10,13,16-tetrone (compound 24)

Method: X-RAY DIFFRACTION Dmax: 52.0 Å Quality: GOOD

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

Peptidyl-prolyl cis-trans isomerase A

Homo sapiens

UniProt P62937

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 monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain A; UniProt 1–165 Not recorded UOD (2R,5S,11S,14S,18E)-2,11,17,17-tetramethyl-14-(propan-2-yl)-3-oxa-9,12,15,26,29-pentaazatetracyclo[18.5.3.1~5,9~.0~23,27~]nonacosa-1(25),18,20(28),21,23,26-hexaene-4,10,13,16-tetrone × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 8.5;277 K;20 mM Tris-HCl, pH 8.5, 2 mM DTT, 2 mM EDTA, 20-35% PEG3350, 5% ethanol Resolution 1.51 Å R-free 0.180

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.

183 other PDB entries and 258 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name PPIA_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 3–167; UniProt 1–165

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 6x4n

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 6x4n
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2. Structure Basics 2. Structure Basics

Entry ID entry_id6x4n
Deposition date deposition_date2020-05-22
Structure title titleHuman cyclophilin A bound to a series of acylcic and macrocyclic inhibitors: (2R,5S,11S,14S,18E)-2,11,17,17-tetramethyl-14-(propan-2-yl)-3-oxa-9,12,15,26,29-pentaazatetracyclo[18.5.3.1~5,9~.0~23,27~]nonacosa-1(25),18,20(28),21,23,26-hexaene-4,10,13,16-tetrone (compound 24)
Keywords keywordsCyclophilin A, Sanglifehrin A, prolyl isomerase, macrocylcic inhibitor, peptidomimetic, ISOMERASE-ISOMERASE INHIBITOR complex; ISOMERASE/ISOMERASE INHIBITOR
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier15.67
Radius of gyration Rg (electron density) rg_electron14.43
Forward intensity I(0) i06373020.00
Molecular weight molecular_weight18270.0 kDa
Excluded volume excluded_volume22804 ų
Envelope volume envelope_volume24704 ų
Hydration-shell volume shell_volume14145 ų
Envelope diameter envelope_diameter52.8
Shell Rg shell_rg20.77
Envelope Rg envelope_rg14.85
Shape Rg shape_rg14.43
Total Rg total_rg15.63
Total atoms total_atoms1288
Residues n_residues165
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 dmax52.0
Rg (real space) rg_real15.56
Rg uncertainty (real space) rg_real_error0.31
I(0) (real space) i0_real6.3730e+06
I(0) uncertainty (real space) i0_real_error7.1250e+04
Rg (reciprocal space) rg_reciprocal15.57
I(0) (reciprocal space) i0_reciprocal6373000.0000
Solution quality estimate total_estimate0.7841
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks3
Primary peak position r_peak_primary21.1
Skewness Skewness skewness0.136
Kurtosis Kurtosis kurtosis-0.239
Angular range angular_range— – 0.5000 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha2067000.0000
Real-space data points n_real_points80
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.730; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.999; Smooth: 0.000

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

7. Fold Classification (SCOP + CATH) 3 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd6x4na1
Class classb — All beta proteins
Fold Fold foldb.62 — Cyclophilin-like
Superfamily Superfamily superfamilyb.62.1 — Cyclophilin-like
Family Family familyb.62.1.1 — Cyclophilin (peptidylprolyl isomerase)
Domain ID domain_idd6x4na2
Class classl — Artifacts
Fold Fold foldl.1 — Tags
Superfamily Superfamily superfamilyl.1.1 — Tags
Family Family familyl.1.1.1 — Tags

CATH v4.4 (1 domains)

Domain ID domain_id6x4nA00
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology100 — Cyclophilin
Homologous superfamily homologous superfamily10 — Cyclophilin-like

8. Citations (1)

9. Files and Curves (10)