3ith

Crystal structure of the HIV-1 reverse transcriptase bound to a 6-vinylpyrimidine inhibitor

Method: X-RAY DIFFRACTION Dmax: 178.8 Å Quality: REASONABLE

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

Reverse transcriptase/ribonuclease H

Human immunodeficiency virus

UniProt P03366

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 600–1159 Chain B; UniProt 600–1026 Not recorded EDM 6-ethenyl-N,N-dimethyl-2-(methylsulfonyl)pyrimidin-4-amine × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 7.5;277 K;25% PEG 3350, 100mM Hepes, 200mM ammonium acetate, pH 7.5, VAPOR DIFFUSION, SITTING DROP, temperature 277K Resolution 2.80 Å R-free 0.270
2 Protein homooligomer Homooligomer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain C; UniProt 600–1159 Chain D; UniProt 600–1026 Not recorded EDM 6-ethenyl-N,N-dimethyl-2-(methylsulfonyl)pyrimidin-4-amine × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 7.5;277 K;25% PEG 3350, 100mM Hepes, 200mM ammonium acetate, pH 7.5, VAPOR DIFFUSION, SITTING DROP, temperature 277K Resolution 2.80 Å R-free 0.270

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.

383 other PDB entries and 468 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name POL_HV1B1
Isoform
PDB entities 1, 2
Chains and sequence ranges Author chain A; PDBConstruct 1–560; UniProt 600–1159 Author chain C; PDBConstruct 1–560; UniProt 600–1159 Author chain B; PDBConstruct 1–427; UniProt 600–1026 Author chain D; PDBConstruct 1–427; UniProt 600–1026

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 3ith

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 3ith
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2. Structure Basics 2. Structure Basics

Entry ID entry_id3ith
Deposition date deposition_date2009-08-28
Structure title titleCrystal structure of the HIV-1 reverse transcriptase bound to a 6-vinylpyrimidine inhibitor
Keywords keywordsHIV-1, inhibitor, RT, TRANSFERASE, HYDROLASE; TRANSFERASE, HYDROLASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier49.11
Radius of gyration Rg (electron density) rg_electron49.16
Forward intensity I(0) i0657988000.00
Molecular weight molecular_weight224900.0 kDa
Excluded volume excluded_volume286610 ų
Envelope volume envelope_volume413870 ų
Hydration-shell volume shell_volume71225 ų
Envelope diameter envelope_diameter188.8
Shell Rg shell_rg52.13
Envelope Rg envelope_rg48.31
Shape Rg shape_rg49.11
Total Rg total_rg49.48
Total atoms total_atoms15912
Residues n_residues1942
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 dmax178.8
Rg (real space) rg_real52.00
Rg uncertainty (real space) rg_real_error1.04
I(0) (real space) i0_real6.6270e+08
I(0) uncertainty (real space) i0_real_error1.2290e+07
Rg (reciprocal space) rg_reciprocal49.11
I(0) (reciprocal space) i0_reciprocal657700000.0000
Solution quality estimate total_estimate0.6512
Solution quality rating solution_quality REASONABLE a REASONABLE solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary55.9
Skewness Skewness skewness0.579
Kurtosis Kurtosis kurtosis-0.065
Angular range angular_range— – 0.1600 −1
Current regularization parameter α current_alpha1.1100
Highest regularization parameter α highest_alpha52710000.0000
Real-space data points n_real_points33
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.793; Stabil: 0.853; Sysdev: 0.000; Positv: 1.000; Valcen: 0.926; Smooth: 0.650

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

7. Fold Classification (SCOP + CATH) 24 domains

SCOP 2.08 (6 domains)

Domain ID domain_idd3itha1
Class classe — Multi-domain proteins (alpha and beta)
Fold Fold folde.8 — DNA/RNA polymerases
Superfamily Superfamily superfamilye.8.1 — DNA/RNA polymerases
Family Family familye.8.1.2 — Reverse transcriptase
Domain ID domain_idd3itha2
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.55 — Ribonuclease H-like motif
Superfamily Superfamily superfamilyc.55.3 — Ribonuclease H-like
Family Family familyc.55.3.1 — Ribonuclease H
Domain ID domain_idd3ithb_
Class classe — Multi-domain proteins (alpha and beta)
Fold Fold folde.8 — DNA/RNA polymerases
Superfamily Superfamily superfamilye.8.1 — DNA/RNA polymerases
Family Family familye.8.1.2 — Reverse transcriptase
Domain ID domain_idd3ithc1
Class classe — Multi-domain proteins (alpha and beta)
Fold Fold folde.8 — DNA/RNA polymerases
Superfamily Superfamily superfamilye.8.1 — DNA/RNA polymerases
Family Family familye.8.1.2 — Reverse transcriptase
Domain ID domain_idd3ithc2
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.55 — Ribonuclease H-like motif
Superfamily Superfamily superfamilyc.55.3 — Ribonuclease H-like
Family Family familyc.55.3.1 — Ribonuclease H
Domain ID domain_idd3ithd_
Class classe — Multi-domain proteins (alpha and beta)
Fold Fold folde.8 — DNA/RNA polymerases
Superfamily Superfamily superfamilye.8.1 — DNA/RNA polymerases
Family Family familye.8.1.2 — Reverse transcriptase

CATH v4.4 (18 domains)

Domain ID domain_id3ithA01
Class class3 — Alpha Beta
Architecture architecture10 — Roll
Topology topology10 — HIV Type 1 Reverse Transcriptase; Chain A, domain 1
Homologous superfamily homologous superfamily10 — HIV Type 1 Reverse Transcriptase, subunit A, domain 1
Domain ID domain_id3ithA02
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology70 — Alpha-Beta Plaits
Homologous superfamily homologous superfamily270 — Reverse transcriptase/Diguanylate cyclase domain
Domain ID domain_id3ithA03
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology70 — Alpha-Beta Plaits
Homologous superfamily homologous superfamily270 — Reverse transcriptase/Diguanylate cyclase domain
Domain ID domain_id3ithA04
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology70 — Alpha-Beta Plaits
Homologous superfamily homologous superfamily270 — Reverse transcriptase/Diguanylate cyclase domain
Domain ID domain_id3ithA05
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology420 — Nucleotidyltransferase; domain 5
Homologous superfamily homologous superfamily10 — Ribonuclease H-like superfamily/Ribonuclease H
Domain ID domain_id3ithB01
Class class3 — Alpha Beta
Architecture architecture10 — Roll
Topology topology10 — HIV Type 1 Reverse Transcriptase; Chain A, domain 1
Homologous superfamily homologous superfamily10 — HIV Type 1 Reverse Transcriptase, subunit A, domain 1
Domain ID domain_id3ithB02
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology70 — Alpha-Beta Plaits
Homologous superfamily homologous superfamily270 — Reverse transcriptase/Diguanylate cyclase domain
Domain ID domain_id3ithB03
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology70 — Alpha-Beta Plaits
Homologous superfamily homologous superfamily270 — Reverse transcriptase/Diguanylate cyclase domain
Domain ID domain_id3ithB04
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology70 — Alpha-Beta Plaits
Homologous superfamily homologous superfamily270 — Reverse transcriptase/Diguanylate cyclase domain
Domain ID domain_id3ithC01
Class class3 — Alpha Beta
Architecture architecture10 — Roll
Topology topology10 — HIV Type 1 Reverse Transcriptase; Chain A, domain 1
Homologous superfamily homologous superfamily10 — HIV Type 1 Reverse Transcriptase, subunit A, domain 1
Domain ID domain_id3ithC02
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology70 — Alpha-Beta Plaits
Homologous superfamily homologous superfamily270 — Reverse transcriptase/Diguanylate cyclase domain
Domain ID domain_id3ithC03
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology70 — Alpha-Beta Plaits
Homologous superfamily homologous superfamily270 — Reverse transcriptase/Diguanylate cyclase domain
Domain ID domain_id3ithC04
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology70 — Alpha-Beta Plaits
Homologous superfamily homologous superfamily270 — Reverse transcriptase/Diguanylate cyclase domain
Domain ID domain_id3ithC05
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology420 — Nucleotidyltransferase; domain 5
Homologous superfamily homologous superfamily10 — Ribonuclease H-like superfamily/Ribonuclease H
Domain ID domain_id3ithD01
Class class3 — Alpha Beta
Architecture architecture10 — Roll
Topology topology10 — HIV Type 1 Reverse Transcriptase; Chain A, domain 1
Homologous superfamily homologous superfamily10 — HIV Type 1 Reverse Transcriptase, subunit A, domain 1
Domain ID domain_id3ithD02
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology70 — Alpha-Beta Plaits
Homologous superfamily homologous superfamily270 — Reverse transcriptase/Diguanylate cyclase domain
Domain ID domain_id3ithD03
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology70 — Alpha-Beta Plaits
Homologous superfamily homologous superfamily270 — Reverse transcriptase/Diguanylate cyclase domain
Domain ID domain_id3ithD04
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology70 — Alpha-Beta Plaits
Homologous superfamily homologous superfamily270 — Reverse transcriptase/Diguanylate cyclase domain

8. Citations (1)

9. Files and Curves (10)