1z1r

HIV-1 protease complexed with Macrocyclic peptidomimetic inhibitor 2

Method: X-RAY DIFFRACTION Dmax: 59.3 Å Quality: REASONABLE

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

Pol polyprotein

OrganismNot specified

UniProt P03369

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 57–155 Chain B; UniProt 57–155 Fragment:HIV-1 protease Mutation:Gln7Lys Leu33Ile Cys67Aba Cys95Aba Non-standard monomer:Yes (specific site not provided by mmCIF) SO4 SULFATE ION × 3 HBH 2-[(8S,11S)-11-{(1R)-1-HYDROXY-2-[ISOPENTYL(PHENYLSULFONYL)AMINO]ETHYL}-6,9-DIOXO-2-OXA-7,10-DIAZABICYCLO[11.2.2]HEPTADECA-1(15),13,16-TRIEN-8-YL]ACETAMIDE × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 5.5;293 K;30-60% ammonium sulfate, 0.1M acetate buffer, pH 5.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K Resolution 1.85 Å R-free 0.209

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.

80 other PDB entries and 96 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name POL_HV1A2
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–99; UniProt 57–155 Author chain B; PDBConstruct 1–99; UniProt 57–155

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 1z1r

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 1z1r
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2. Structure Basics 2. Structure Basics

Entry ID entry_id1z1r
Deposition date deposition_date2005-03-06
Structure title titleHIV-1 protease complexed with Macrocyclic peptidomimetic inhibitor 2
Keywords keywordsmacrocyclic inhibitors, peptidomimetic inhibitors, HIV1 protease, hydrolase; HYDROLASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier18.38
Radius of gyration Rg (electron density) rg_electron17.17
Forward intensity I(0) i08135970.00
Molecular weight molecular_weight22006.0 kDa
Excluded volume excluded_volume28039 ų
Envelope volume envelope_volume31601 ų
Hydration-shell volume shell_volume15739 ų
Envelope diameter envelope_diameter58.0
Shell Rg shell_rg22.92
Envelope Rg envelope_rg17.48
Shape Rg shape_rg17.16
Total Rg total_rg18.18
Total atoms total_atoms1546
Residues n_residues194
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 dmax59.3
Rg (real space) rg_real18.35
Rg uncertainty (real space) rg_real_error0.26
I(0) (real space) i0_real8.1360e+06
I(0) uncertainty (real space) i0_real_error8.8610e+04
Rg (reciprocal space) rg_reciprocal18.35
I(0) (reciprocal space) i0_reciprocal8136000.0000
Solution quality estimate total_estimate0.7078
Solution quality rating solution_quality REASONABLE a REASONABLE solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary20.0
Skewness Skewness skewness0.317
Kurtosis Kurtosis kurtosis-0.350
Angular range angular_range— – 0.4350 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha3273000.0000
Real-space data points n_real_points75
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.856; Stabil: 1.000; Sysdev: 0.212; Positv: 1.000; Valcen: 1.000; Smooth: 0.992

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

7. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd1z1ra1
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_idd1z1rb1
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_id1z1rA00
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_id1z1rB00
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)