4k3n

Phosphonic Arginine Mimetics as Inhibitors of the M17 Aminopeptidases from Plasmodium falciparum

Method: X-RAY DIFFRACTION Dmax: 210.0 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 Fragment:unp residues 84-605 Mutation:D152N, D515N, D516N ZN ZINC ION × 12 CO3 CARBONATE ION × 6 1OT {(R)-amino[4-(1H-pyrazol-1-yl)phenyl]methyl}phosphonic acid × 6 SO4 SULFATE ION × 11 1PE PENTAETHYLENE GLYCOL × 15 2PE NONAETHYLENE GLYCOL × 8 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 8.5;298 K;40% PEG 400, 0.1M Tris, 0.2M LiSO4, 1mM TCEP, pH 8.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K Resolution 2.00 Å R-free 0.240
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 Fragment:unp residues 84-605 Mutation:D152N, D515N, D516N ZN ZINC ION × 12 CO3 CARBONATE ION × 6 1OT {(R)-amino[4-(1H-pyrazol-1-yl)phenyl]methyl}phosphonic acid × 6 SO4 SULFATE ION × 10 1PE PENTAETHYLENE GLYCOL × 19 2PE NONAETHYLENE GLYCOL × 4 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 8.5;298 K;40% PEG 400, 0.1M Tris, 0.2M LiSO4, 1mM TCEP, pH 8.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K Resolution 2.00 Å R-free 0.240

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 4k3n

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 4k3n
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2. Structure Basics 2. Structure Basics

Entry ID entry_id4k3n
Deposition date deposition_date2013-04-11
Structure title titlePhosphonic Arginine Mimetics as Inhibitors of the M17 Aminopeptidases from Plasmodium falciparum
Keywords keywordsAminopeptidase, Leucyl aminopeptidase, Protease, 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_guinier71.28
Radius of gyration Rg (electron density) rg_electron71.53
Forward intensity I(0) i06163170000.00
Molecular weight molecular_weight684320.0 kDa
Excluded volume excluded_volume862270 ų
Envelope volume envelope_volume1164900 ų
Hydration-shell volume shell_volume134160 ų
Envelope diameter envelope_diameter246.9
Shell Rg shell_rg70.37
Envelope Rg envelope_rg70.29
Shape Rg shape_rg71.56
Total Rg total_rg71.40
Total atoms total_atoms48055
Residues n_residues6178
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 dmax210.0
Rg (real space) rg_real71.16
Rg uncertainty (real space) rg_real_error1.14
I(0) (real space) i0_real6.1450e+09
I(0) uncertainty (real space) i0_real_error1.3520e+08
Rg (reciprocal space) rg_reciprocal70.08
I(0) (reciprocal space) i0_reciprocal6145000000.0000
Solution quality estimate total_estimate0.8070
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary57.3
Skewness Skewness skewness0.389
Kurtosis Kurtosis kurtosis-0.721
Angular range angular_range— – 0.1100 −1
Current regularization parameter α current_alpha0.0180
Highest regularization parameter α highest_alpha1804000000.0000
Real-space data points n_real_points23
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.837; Stabil: 0.998; Sysdev: 1.000; Positv: 1.000; Valcen: 0.974; 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_id4k3nA01
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_id4k3nA02
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology630 — Aminopeptidase
Homologous superfamily homologous superfamily10 — Zn peptidases
Domain ID domain_id4k3nB01
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_id4k3nB02
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology630 — Aminopeptidase
Homologous superfamily homologous superfamily10 — Zn peptidases
Domain ID domain_id4k3nC01
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_id4k3nC02
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology630 — Aminopeptidase
Homologous superfamily homologous superfamily10 — Zn peptidases
Domain ID domain_id4k3nD01
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_id4k3nD02
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology630 — Aminopeptidase
Homologous superfamily homologous superfamily10 — Zn peptidases
Domain ID domain_id4k3nE01
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_id4k3nE02
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology630 — Aminopeptidase
Homologous superfamily homologous superfamily10 — Zn peptidases
Domain ID domain_id4k3nF01
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_id4k3nF02
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology630 — Aminopeptidase
Homologous superfamily homologous superfamily10 — Zn peptidases
Domain ID domain_id4k3nG01
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_id4k3nG02
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology630 — Aminopeptidase
Homologous superfamily homologous superfamily10 — Zn peptidases
Domain ID domain_id4k3nH01
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_id4k3nH02
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology630 — Aminopeptidase
Homologous superfamily homologous superfamily10 — Zn peptidases
Domain ID domain_id4k3nI01
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_id4k3nI02
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology630 — Aminopeptidase
Homologous superfamily homologous superfamily10 — Zn peptidases
Domain ID domain_id4k3nJ01
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_id4k3nJ02
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology630 — Aminopeptidase
Homologous superfamily homologous superfamily10 — Zn peptidases
Domain ID domain_id4k3nK01
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_id4k3nK02
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology630 — Aminopeptidase
Homologous superfamily homologous superfamily10 — Zn peptidases
Domain ID domain_id4k3nL01
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_id4k3nL02
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)