2nmy

Crystal structure analysis of HIV-1 protease mutant V82A with a inhibitor saquinavir

Method: X-RAY DIFFRACTION Dmax: 62.1 Å Quality: GOOD

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

PROTEASE

Human immunodeficiency virus 1

UniProt P04587

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 500–598 Chain B; UniProt 500–598 Mutation:Q506K,L532I,L562I,C566A,V581A,C594A CL CHLORIDE ION × 2 NA SODIUM ION × 1 SO4 SULFATE ION × 1 ROC (2S)-N-[(2S,3R)-4-[(2S,3S,4aS,8aS)-3-(tert-butylcarbamoyl)-3,4,4a,5,6,7,8,8a-octahydro-1H-isoquinolin-2-yl]-3-hydroxy-1 -phenyl-butan-2-yl]-2-(quinolin-2-ylcarbonylamino)butanediamide × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 4.6;298 K;SODIUM CHLORIDE 0.6M, DMSO 10%, SODIUM ACETATE BUFFER PH 4.6, VAPOR DIFFUSION, HANGING DROP, temperature 298K Resolution 1.10 Å R-free 0.181

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.

61 other PDB entries and 63 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name POL_HV1B5
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–99; UniProt 500–598 Author chain B; PDBConstruct 1–99; UniProt 500–598

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 2nmy

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 2nmy
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2. Structure Basics 2. Structure Basics

Entry ID entry_id2nmy
Deposition date deposition_date2006-10-23
Structure title titleCrystal structure analysis of HIV-1 protease mutant V82A with a inhibitor saquinavir
Keywords keywordsHIV-1 PROTEASE, MUTANT, V82A, DIMER, 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_guinier18.54
Radius of gyration Rg (electron density) rg_electron17.52
Forward intensity I(0) i07969910.00
Molecular weight molecular_weight22268.0 kDa
Excluded volume excluded_volume28645 ų
Envelope volume envelope_volume33386 ų
Hydration-shell volume shell_volume16326 ų
Envelope diameter envelope_diameter62.8
Shell Rg shell_rg23.28
Envelope Rg envelope_rg17.80
Shape Rg shape_rg17.50
Total Rg total_rg18.62
Total atoms total_atoms1565
Residues n_residues198
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 dmax62.1
Rg (real space) rg_real18.51
Rg uncertainty (real space) rg_real_error0.44
I(0) (real space) i0_real7.9700e+06
I(0) uncertainty (real space) i0_real_error9.5140e+04
Rg (reciprocal space) rg_reciprocal18.52
I(0) (reciprocal space) i0_reciprocal7970000.0000
Solution quality estimate total_estimate0.7907
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks3
Primary peak position r_peak_primary19.6
Skewness Skewness skewness0.346
Kurtosis Kurtosis kurtosis-0.247
Angular range angular_range— – 0.4300 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha3728000.0000
Real-space data points n_real_points74
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.767; Stabil: 0.993; Sysdev: 1.000; Positv: 1.000; Valcen: 0.996; Smooth: 0.000

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (6)

7. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd2nmya_
Class classb — All beta proteins
Fold Fold foldb.50 — Acid proteases
Superfamily Superfamily superfamilyb.50.1 — Acid proteases
Family Family familyb.50.1.1 — Retroviral protease (retropepsin)
Domain ID domain_idd2nmyb_
Class classb — All beta proteins
Fold Fold foldb.50 — Acid proteases
Superfamily Superfamily superfamilyb.50.1 — Acid proteases
Family Family familyb.50.1.1 — Retroviral protease (retropepsin)

CATH v4.4 (2 domains)

Domain ID domain_id2nmyA00
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology70 — Cathepsin D, subunit A; domain 1
Homologous superfamily homologous superfamily10 — Acid Proteases
Domain ID domain_id2nmyB00
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology70 — Cathepsin D, subunit A; domain 1
Homologous superfamily homologous superfamily10 — Acid Proteases

8. Citations (1)

9. Files and Curves (10)