6p1i

Structure of HIV-1 Reverse Transcriptase (RT) in complex with dsDNA and dCTP

Method: X-RAY DIFFRACTION Dmax: 104.9 Å Quality: GOOD

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

Reverse transcriptase/ribonuclease H

Human immunodeficiency virus type 1 group M subtype B (isolate HXB2)

UniProt P04585

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–DNA Homooligomer Protein × 2 DNA 2 PDB declaration: tetrameric(4) Consistent with all polymer counts Chain A; UniProt 588–1147 Chain B; UniProt 588–1027 Mutation:C280S, Q258C Mutation:C280S DNA Primer 20-mer × 1 DNA template 27-mer × 1 SO4 SULFATE ION × 2 DCP 2'-DEOXYCYTIDINE-5'-TRIPHOSPHATE × 1 MG MAGNESIUM ION × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;295 K;6-10% (w/v) PEG 8000, 15 mM magnesium sulfate, and 50 mM MES adjusted at pH 6.0 Resolution 2.74 Å R-free 0.236

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.

178 other PDB entries and 201 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name POL_HV1H2
Isoform
PDB entities 1, 2
Chains and sequence ranges Author chain A; PDBConstruct 1–560; UniProt 588–1147 Author chain B; PDBConstruct 13–452; UniProt 588–1027

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 6p1i

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 6p1i
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2. Structure Basics 2. Structure Basics

Entry ID entry_id6p1i
Deposition date deposition_date2019-05-19
Structure title titleStructure of HIV-1 Reverse Transcriptase (RT) in complex with dsDNA and dCTP
Keywords keywordsReverse Transcriptase, ternary complex, chain terminator, stereochemistry, TRANSFERASE, TRANSFERASE-DNA complex, dCTP; TRANSFERASE/DNA
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier32.82
Radius of gyration Rg (electron density) rg_electron32.57
Forward intensity I(0) i0238019000.00
Molecular weight molecular_weight119500.0 kDa
Excluded volume excluded_volume147610 ų
Envelope volume envelope_volume190040 ų
Hydration-shell volume shell_volume48009 ų
Envelope diameter envelope_diameter113.2
Shell Rg shell_rg39.98
Envelope Rg envelope_rg32.37
Shape Rg shape_rg32.56
Total Rg total_rg33.15
Total atoms total_atoms8395
Residues n_residues979
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 dmax104.9
Rg (real space) rg_real32.74
Rg uncertainty (real space) rg_real_error0.67
I(0) (real space) i0_real2.3800e+08
I(0) uncertainty (real space) i0_real_error3.4160e+06
Rg (reciprocal space) rg_reciprocal32.77
I(0) (reciprocal space) i0_reciprocal238000000.0000
Solution quality estimate total_estimate0.8935
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary37.2
Skewness Skewness skewness0.289
Kurtosis Kurtosis kurtosis-0.407
Angular range angular_range— – 0.2400 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha40970000.0000
Real-space data points n_real_points49
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.911; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 1.000; Smooth: 0.878

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (8)

7. Fold Classification (SCOP + CATH) 9 domains

CATH v4.4 (9 domains)

Domain ID domain_id6p1iA01
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_id6p1iA02
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_id6p1iA03
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_id6p1iA04
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_id6p1iA05
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_id6p1iB01
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_id6p1iB02
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_id6p1iB03
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_id6p1iB04
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)