4r6t

Structure of the m17 leucyl aminopeptidase from malaria complexed with a hydroxamic acid-based inhibitor

Method: X-RAY DIFFRACTION Dmax: 211.9 Å Quality: GOOD

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

M17 leucyl aminopeptidase

Plasmodium falciparum 3D7

UniProt Q8IL11

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 × 6 PDB declaration: hexameric(6) Consistent with protein copy count Chain A; UniProt 84–605 Chain B; UniProt 84–605 Chain C; UniProt 84–605 Chain D; UniProt 84–605 Chain E; UniProt 84–605 Chain F; UniProt 84–605 Not recorded ZN ZINC ION × 12 CO3 CARBONATE ION × 6 SO4 SULFATE ION × 12 R5T tert-butyl {(1S)-2-(hydroxyamino)-2-oxo-1-[4-(1H-pyrazol-1-yl)phenyl]ethyl}carbamate × 6 1PE PENTAETHYLENE GLYCOL × 12 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 8.5;298 K;40% (v/v) PEG 400, 0.1 M Tris pH 8.5, 0.2 M Li2SO4, 1 mM TCEP, vapor diffusion, hanging drop, temperature 298K Resolution 2.60 Å R-free 0.269
2 Protein homooligomer Homooligomer Protein × 6 PDB declaration: hexameric(6) Consistent with protein copy count Chain G; UniProt 84–605 Chain H; UniProt 84–605 Chain I; UniProt 84–605 Chain J; UniProt 84–605 Chain K; UniProt 84–605 Chain L; UniProt 84–605 Not recorded ZN ZINC ION × 12 CO3 CARBONATE ION × 6 SO4 SULFATE ION × 11 R5T tert-butyl {(1S)-2-(hydroxyamino)-2-oxo-1-[4-(1H-pyrazol-1-yl)phenyl]ethyl}carbamate × 6 1PE PENTAETHYLENE GLYCOL × 8 DMS DIMETHYL SULFOXIDE × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 8.5;298 K;40% (v/v) PEG 400, 0.1 M Tris pH 8.5, 0.2 M Li2SO4, 1 mM TCEP, vapor diffusion, hanging drop, temperature 298K Resolution 2.60 Å R-free 0.269

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.

16 other PDB entries and 30 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name Q8IL11_PLAF7
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–522; UniProt 84–605 Author chain B; PDBConstruct 1–522; UniProt 84–605 Author chain C; PDBConstruct 1–522; UniProt 84–605 Author chain D; PDBConstruct 1–522; UniProt 84–605 Author chain E; PDBConstruct 1–522; UniProt 84–605 Author chain F; PDBConstruct 1–522; UniProt 84–605 Author chain G; PDBConstruct 1–522; UniProt 84–605 Author chain H; PDBConstruct 1–522; UniProt 84–605 Author chain I; PDBConstruct 1–522; UniProt 84–605 Author chain J; PDBConstruct 1–522; UniProt 84–605 Author chain K; PDBConstruct 1–522; UniProt 84–605 Author chain L; PDBConstruct 1–522; UniProt 84–605

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 4r6t

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 4r6t
Download Download

2. Structure Basics 2. Structure Basics

Entry ID entry_id4r6t
Deposition date deposition_date2014-08-26
Structure title titleStructure of the m17 leucyl aminopeptidase from malaria complexed with a hydroxamic acid-based inhibitor
Keywords keywordsPROTEASE, HYDROLASE-HYDROLASE INHIBITOR complex; HYDROLASE/HYDROLASE INHIBITOR
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier71.90
Radius of gyration Rg (electron density) rg_electron72.16
Forward intensity I(0) i05957320000.00
Molecular weight molecular_weight674320.0 kDa
Excluded volume excluded_volume850010 ų
Envelope volume envelope_volume1158200 ų
Hydration-shell volume shell_volume132310 ų
Envelope diameter envelope_diameter247.0
Shell Rg shell_rg71.00
Envelope Rg envelope_rg70.75
Shape Rg shape_rg72.19
Total Rg total_rg72.07
Total atoms total_atoms47397
Residues n_residues6148
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 dmax211.9
Rg (real space) rg_real71.76
Rg uncertainty (real space) rg_real_error1.24
I(0) (real space) i0_real5.9380e+09
I(0) uncertainty (real space) i0_real_error1.2470e+08
Rg (reciprocal space) rg_reciprocal70.61
I(0) (reciprocal space) i0_reciprocal5938000000.0000
Solution quality estimate total_estimate0.8014
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks3
Primary peak position r_peak_primary57.8
Skewness Skewness skewness0.385
Kurtosis Kurtosis kurtosis-0.746
Angular range angular_range— – 0.1100 −1
Current regularization parameter α current_alpha0.0235
Highest regularization parameter α highest_alpha1945000000.0000
Real-space data points n_real_points23
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.815; Stabil: 0.998; Sysdev: 1.000; Positv: 1.000; Valcen: 0.967; Smooth: 0.001

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (8)

7. Fold Classification (SCOP + CATH) 24 domains

CATH v4.4 (24 domains)

Domain ID domain_id4r6tA01
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology220 — Leucine Aminopeptidase, subunit E; domain 1
Homologous superfamily homologous superfamily10 — Leucine Aminopeptidase, subunit E, domain 1
Domain ID domain_id4r6tA02
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology630 — Aminopeptidase
Homologous superfamily homologous superfamily10 — Zn peptidases
Domain ID domain_id4r6tB01
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology220 — Leucine Aminopeptidase, subunit E; domain 1
Homologous superfamily homologous superfamily10 — Leucine Aminopeptidase, subunit E, domain 1
Domain ID domain_id4r6tB02
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology630 — Aminopeptidase
Homologous superfamily homologous superfamily10 — Zn peptidases
Domain ID domain_id4r6tC01
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology220 — Leucine Aminopeptidase, subunit E; domain 1
Homologous superfamily homologous superfamily10 — Leucine Aminopeptidase, subunit E, domain 1
Domain ID domain_id4r6tC02
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology630 — Aminopeptidase
Homologous superfamily homologous superfamily10 — Zn peptidases
Domain ID domain_id4r6tD01
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology220 — Leucine Aminopeptidase, subunit E; domain 1
Homologous superfamily homologous superfamily10 — Leucine Aminopeptidase, subunit E, domain 1
Domain ID domain_id4r6tD02
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology630 — Aminopeptidase
Homologous superfamily homologous superfamily10 — Zn peptidases
Domain ID domain_id4r6tE01
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology220 — Leucine Aminopeptidase, subunit E; domain 1
Homologous superfamily homologous superfamily10 — Leucine Aminopeptidase, subunit E, domain 1
Domain ID domain_id4r6tE02
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology630 — Aminopeptidase
Homologous superfamily homologous superfamily10 — Zn peptidases
Domain ID domain_id4r6tF01
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology220 — Leucine Aminopeptidase, subunit E; domain 1
Homologous superfamily homologous superfamily10 — Leucine Aminopeptidase, subunit E, domain 1
Domain ID domain_id4r6tF02
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology630 — Aminopeptidase
Homologous superfamily homologous superfamily10 — Zn peptidases
Domain ID domain_id4r6tG01
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology220 — Leucine Aminopeptidase, subunit E; domain 1
Homologous superfamily homologous superfamily10 — Leucine Aminopeptidase, subunit E, domain 1
Domain ID domain_id4r6tG02
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology630 — Aminopeptidase
Homologous superfamily homologous superfamily10 — Zn peptidases
Domain ID domain_id4r6tH01
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology220 — Leucine Aminopeptidase, subunit E; domain 1
Homologous superfamily homologous superfamily10 — Leucine Aminopeptidase, subunit E, domain 1
Domain ID domain_id4r6tH02
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology630 — Aminopeptidase
Homologous superfamily homologous superfamily10 — Zn peptidases
Domain ID domain_id4r6tI01
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology220 — Leucine Aminopeptidase, subunit E; domain 1
Homologous superfamily homologous superfamily10 — Leucine Aminopeptidase, subunit E, domain 1
Domain ID domain_id4r6tI02
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology630 — Aminopeptidase
Homologous superfamily homologous superfamily10 — Zn peptidases
Domain ID domain_id4r6tJ01
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology220 — Leucine Aminopeptidase, subunit E; domain 1
Homologous superfamily homologous superfamily10 — Leucine Aminopeptidase, subunit E, domain 1
Domain ID domain_id4r6tJ02
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology630 — Aminopeptidase
Homologous superfamily homologous superfamily10 — Zn peptidases
Domain ID domain_id4r6tK01
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology220 — Leucine Aminopeptidase, subunit E; domain 1
Homologous superfamily homologous superfamily10 — Leucine Aminopeptidase, subunit E, domain 1
Domain ID domain_id4r6tK02
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology630 — Aminopeptidase
Homologous superfamily homologous superfamily10 — Zn peptidases
Domain ID domain_id4r6tL01
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology220 — Leucine Aminopeptidase, subunit E; domain 1
Homologous superfamily homologous superfamily10 — Leucine Aminopeptidase, subunit E, domain 1
Domain ID domain_id4r6tL02
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology630 — Aminopeptidase
Homologous superfamily homologous superfamily10 — Zn peptidases

8. Citations (1)

9. Files and Curves (10)