1p44

Targeting tuberculosis and malaria through inhibition of enoyl reductase: compound activity and structural data

Method: X-RAY DIFFRACTION Dmax: 142.3 Å Quality: REASONABLE

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

Enoyl-[acyl-carrier-protein] reductase [NADH]

Mycobacterium tuberculosis

UniProt P0A5Y6

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 × 4 PDB declaration: tetrameric(4) Consistent with protein copy count Chain A; UniProt 1–269 Chain B; UniProt 1–269 Not recorded NAD NICOTINAMIDE-ADENINE-DINUCLEOTIDE × 4 GEQ 5-{[4-(9H-FLUOREN-9-YL)PIPERAZIN-1-YL]CARBONYL}-1H-INDOLE × 4 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6.8;291 K;100 mM ADA, 150 mM ammonium acetate, 12% PEG 3350, pH 6.8, VAPOR DIFFUSION, HANGING DROP, temperature 291K Resolution 2.70 Å R-free 0.288
2 Protein homooligomer Homooligomer Protein × 4 PDB declaration: tetrameric(4) Consistent with protein copy count Chain C; UniProt 1–269 Chain D; UniProt 1–269 Chain E; UniProt 1–269 Chain F; UniProt 1–269 Not recorded NAD NICOTINAMIDE-ADENINE-DINUCLEOTIDE × 4 GEQ 5-{[4-(9H-FLUOREN-9-YL)PIPERAZIN-1-YL]CARBONYL}-1H-INDOLE × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6.8;291 K;100 mM ADA, 150 mM ammonium acetate, 12% PEG 3350, pH 6.8, VAPOR DIFFUSION, HANGING DROP, temperature 291K Resolution 2.70 Å R-free 0.288

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.

43 other PDB entries and 55 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name INHA_MYCTU
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–269; UniProt 1–269 Author chain B; PDBConstruct 1–269; UniProt 1–269 Author chain C; PDBConstruct 1–269; UniProt 1–269 Author chain D; PDBConstruct 1–269; UniProt 1–269 Author chain E; PDBConstruct 1–269; UniProt 1–269 Author chain F; PDBConstruct 1–269; UniProt 1–269

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 1p44

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 1p44
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2. Structure Basics 2. Structure Basics

Entry ID entry_id1p44
Deposition date deposition_date2003-04-21
Structure title titleTargeting tuberculosis and malaria through inhibition of enoyl reductase: compound activity and structural data
Keywords keywords;InhA, short chain dehydrogenase reductase, inhibitor, rossmann fold, enoyl-ACP reductase, Structural Genomics, PSI, Protein Structure Initiative, TB Structural Genomics Consortium, TBSGC, OXIDOREDUCTASE ;; OXIDOREDUCTASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier41.50
Radius of gyration Rg (electron density) rg_electron41.56
Forward intensity I(0) i0461511000.00
Molecular weight molecular_weight175720.0 kDa
Excluded volume excluded_volume219890 ų
Envelope volume envelope_volume274570 ų
Hydration-shell volume shell_volume57049 ų
Envelope diameter envelope_diameter152.9
Shell Rg shell_rg44.65
Envelope Rg envelope_rg41.68
Shape Rg shape_rg41.55
Total Rg total_rg41.74
Total atoms total_atoms12348
Residues n_residues1608
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 dmax142.3
Rg (real space) rg_real41.79
Rg uncertainty (real space) rg_real_error1.36
I(0) (real space) i0_real4.6150e+08
I(0) uncertainty (real space) i0_real_error8.1530e+06
Rg (reciprocal space) rg_reciprocal41.50
I(0) (reciprocal space) i0_reciprocal461400000.0000
Solution quality estimate total_estimate0.5474
Solution quality rating solution_quality REASONABLE a REASONABLE solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary41.2
Skewness Skewness skewness0.560
Kurtosis Kurtosis kurtosis-0.265
Angular range angular_range— – 0.1900 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha108200000.0000
Real-space data points n_real_points39
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.719; Stabil: 0.999; Sysdev: 0.008; Positv: 1.000; Valcen: 0.934; Smooth: 0.000

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

7. Fold Classification (SCOP + CATH) 12 domains

SCOP 2.08 (6 domains)

Domain ID domain_idd1p44a_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.2 — NAD(P)-binding Rossmann-fold domains
Superfamily Superfamily superfamilyc.2.1 — NAD(P)-binding Rossmann-fold domains
Family Family familyc.2.1.2 — Tyrosine-dependent oxidoreductases
Domain ID domain_idd1p44b_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.2 — NAD(P)-binding Rossmann-fold domains
Superfamily Superfamily superfamilyc.2.1 — NAD(P)-binding Rossmann-fold domains
Family Family familyc.2.1.2 — Tyrosine-dependent oxidoreductases
Domain ID domain_idd1p44c_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.2 — NAD(P)-binding Rossmann-fold domains
Superfamily Superfamily superfamilyc.2.1 — NAD(P)-binding Rossmann-fold domains
Family Family familyc.2.1.2 — Tyrosine-dependent oxidoreductases
Domain ID domain_idd1p44d_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.2 — NAD(P)-binding Rossmann-fold domains
Superfamily Superfamily superfamilyc.2.1 — NAD(P)-binding Rossmann-fold domains
Family Family familyc.2.1.2 — Tyrosine-dependent oxidoreductases
Domain ID domain_idd1p44e_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.2 — NAD(P)-binding Rossmann-fold domains
Superfamily Superfamily superfamilyc.2.1 — NAD(P)-binding Rossmann-fold domains
Family Family familyc.2.1.2 — Tyrosine-dependent oxidoreductases
Domain ID domain_idd1p44f_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.2 — NAD(P)-binding Rossmann-fold domains
Superfamily Superfamily superfamilyc.2.1 — NAD(P)-binding Rossmann-fold domains
Family Family familyc.2.1.2 — Tyrosine-dependent oxidoreductases

CATH v4.4 (6 domains)

Domain ID domain_id1p44A00
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily720 — NAD(P)-binding Rossmann-like Domain
Domain ID domain_id1p44B00
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily720 — NAD(P)-binding Rossmann-like Domain
Domain ID domain_id1p44C00
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily720 — NAD(P)-binding Rossmann-like Domain
Domain ID domain_id1p44D00
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily720 — NAD(P)-binding Rossmann-like Domain
Domain ID domain_id1p44E00
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily720 — NAD(P)-binding Rossmann-like Domain
Domain ID domain_id1p44F00
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily720 — NAD(P)-binding Rossmann-like Domain

8. Citations (1)

9. Files and Curves (10)