7v9d

Plasmodium falciparum Prolyl-tRNA Synthetase (PfPRS) in Complex with inhibitor L95 and azetidine

Method: X-RAY DIFFRACTION Dmax: 87.4 Å Quality: REASONABLE

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

Proline--tRNA ligase

Plasmodium falciparum

UniProt Q8I5R7

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 homooligomer Homooligomer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 254–746 Not recorded JE6 ~{N}-[4-[(3~{S})-3-cyano-3-cyclopropyl-2-oxidanylidene-pyrrolidin-1-yl]-6-methyl-pyridin-2-yl]-2-phenyl-ethanamide × 2 02A (2S)-azetidine-2-carboxylic acid × 2 EDO 1,2-ETHANEDIOL × 6 ACT ACETATE ION × 2 BU1 1,4-BUTANEDIOL × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6.5;293 K;0.12 M Alcohols (0.2M 1,6-Hexanediol, 0.2M 1-Butanol, 0.2M 1,2-Propanediol, 0.2M 2-Propanol, 0.2M 1,4-Butanediol, 0.2M 1,3-Propanediol), 0.1 M Buffer (Imidazole, MES monohydrate), 30 % v/v Precipitant (40% v/v Ethylene glycol, 20% w/v PEG 8000) Resolution 1.94 Å R-free 0.200

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.

14 other PDB entries and 25 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name SYP_PLAF7
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 5–497; UniProt 254–746

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 7v9d

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 7v9d
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2. Structure Basics 2. Structure Basics

Entry ID entry_id7v9d
Deposition date deposition_date2021-08-24
Structure title titlePlasmodium falciparum Prolyl-tRNA Synthetase (PfPRS) in Complex with inhibitor L95 and azetidine
Keywords keywordsPROTEIN TRANSLATION, INHIBITOR, PRS, ATP POCKET, DOUBLE DRUG, LIGASE; LIGASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier26.09
Radius of gyration Rg (electron density) rg_electron25.42
Forward intensity I(0) i096550900.00
Molecular weight molecular_weight52742.0 kDa
Excluded volume excluded_volume51517 ų
Envelope volume envelope_volume84891 ų
Hydration-shell volume shell_volume28544 ų
Envelope diameter envelope_diameter91.7
Shell Rg shell_rg32.16
Envelope Rg envelope_rg25.88
Shape Rg shape_rg25.38
Total Rg total_rg26.01
Total atoms total_atoms4002
Residues n_residues486
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 dmax87.4
Rg (real space) rg_real26.11
Rg uncertainty (real space) rg_real_error0.72
I(0) (real space) i0_real9.6550e+07
I(0) uncertainty (real space) i0_real_error1.6010e+06
Rg (reciprocal space) rg_reciprocal26.11
I(0) (reciprocal space) i0_reciprocal96550000.0000
Solution quality estimate total_estimate0.6776
Solution quality rating solution_quality REASONABLE a REASONABLE solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary28.7
Skewness Skewness skewness0.374
Kurtosis Kurtosis kurtosis-0.358
Angular range angular_range— – 0.3050 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha20300000.0000
Real-space data points n_real_points62
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.859; Stabil: 1.000; Sysdev: 0.105; Positv: 1.000; Valcen: 0.962; Smooth: 0.953

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (7)

8. Citations (1)

9. Files and Curves (10)