8vb8

Kinetic intermediate states of HIV-1 RT DNA synthesis captured by cryo-EM

Method: ELECTRON MICROSCOPY Dmax: 107.5 Å Quality: GOOD

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

HIV-1 reverse transcriptase/ribonuclease H P66 subunit

Human immunodeficiency virus 1

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–DNA Homooligomer Protein × 2 DNA 1 PDB declaration: trimeric(3) Consistent with all polymer counts Chain A; UniProt 600–1154 Chain B; UniProt 600–1027 Fragment:UNP residues 600-1154 Mutation:C280S D498N Fragment:UNP residues 600-1027 DNA (38-MER) × 1 DTP 2'-DEOXYADENOSINE 5'-TRIPHOSPHATE × 1 MG MAGNESIUM ION × 2 ELECTRON MICROSCOPY cryo-EM buffer:pH 7.4 cryo-EM vitrification conditions:Cryogen ETHANE Resolution 3.00 Å

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 469 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 3–557; UniProt 600–1154 Author chain B; PDBConstruct 17–444; UniProt 600–1027

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 8vb8

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 8vb8
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2. Structure Basics 2. Structure Basics

Entry ID entry_id8vb8
Deposition date deposition_date2023-12-12
Structure title titleKinetic intermediate states of HIV-1 RT DNA synthesis captured by cryo-EM
Keywords keywordsReverse Transcription, Time-resolved, HIV-1, Cryo-EM, TRANSCRIPTION, TRANSFERASE-DNA complex; TRANSCRIPTION, TRANSFERASE/DNA
Experimental Method methodELECTRON MICROSCOPY

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

Radius of gyration Rg (Guinier) rg_guinier33.33
Radius of gyration Rg (electron density) rg_electron33.11
Forward intensity I(0) i0236535000.00
Molecular weight molecular_weight120970.0 kDa
Excluded volume excluded_volume150260 ų
Envelope volume envelope_volume195720 ų
Hydration-shell volume shell_volume48775 ų
Envelope diameter envelope_diameter117.1
Shell Rg shell_rg40.33
Envelope Rg envelope_rg32.81
Shape Rg shape_rg33.10
Total Rg total_rg33.69
Total atoms total_atoms8504
Residues n_residues986
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 dmax107.5
Rg (real space) rg_real33.25
Rg uncertainty (real space) rg_real_error0.63
I(0) (real space) i0_real2.3650e+08
I(0) uncertainty (real space) i0_real_error3.9310e+06
Rg (reciprocal space) rg_reciprocal33.29
I(0) (reciprocal space) i0_reciprocal236500000.0000
Solution quality estimate total_estimate0.8943
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary38.1
Skewness Skewness skewness0.293
Kurtosis Kurtosis kurtosis-0.391
Angular range angular_range— – 0.2400 −1
Current regularization parameter α current_alpha0.0001
Highest regularization parameter α highest_alpha45690000.0000
Real-space data points n_real_points49
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.901; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 1.000; Smooth: 0.920

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (5)

8. Citations (1)

9. Files and Curves (10)