2h3i

Solution structure of the HIV-1 myristoylated Matrix protein

Method: SOLUTION NMR Dmax: 50.2 Å Quality: REASONABLE

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

Gag polyprotein

Human immunodeficiency virus 1

UniProt P12497

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 monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain A; UniProt 1–131 Fragment:residues 2-132 MYR MYRISTIC ACID × 1 SOLUTION NMR NMR measurement conditions:pH 5.5;308 K;Pressure ambient NMR sample composition:50mM phosphate buffer, 5mM DTT, 90% H2O, 10% D2O | 90% H2O/10% D2O Resolution not provided

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.

163 other PDB entries and 211 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name POL_HV1N5
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–131; UniProt 1–131

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 2h3i

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 2h3i
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2. Structure Basics 2. Structure Basics

Entry ID entry_id2h3i
Deposition date deposition_date2006-05-22
Structure title titleSolution structure of the HIV-1 myristoylated Matrix protein
Keywords keywordsHIV-1 myristoylated matrix protein, VIRAL PROTEIN; VIRAL PROTEIN
Experimental Method methodSOLUTION NMR

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

Radius of gyration Rg (Guinier) rg_guinier18.09
Radius of gyration Rg (electron density) rg_electron17.43
Forward intensity I(0) i01277740000.00
Molecular weight molecular_weight298200.0 kDa
Excluded volume excluded_volume372990 ų
Envelope volume envelope_volume94011 ų
Hydration-shell volume shell_volume29277 ų
Envelope diameter envelope_diameter91.8
Shell Rg shell_rg33.85
Envelope Rg envelope_rg29.55
Shape Rg shape_rg17.43
Total Rg total_rg17.87
Total atoms total_atoms42480
Residues n_residues2620
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 dmax50.2
Rg (real space) rg_real16.77
Rg uncertainty (real space) rg_real_error0.10
I(0) (real space) i0_real1.2160e+09
I(0) uncertainty (real space) i0_real_error1.2000e+07
Rg (reciprocal space) rg_reciprocal18.40
I(0) (reciprocal space) i0_reciprocal1278000000.0000
Solution quality estimate total_estimate0.6684
Solution quality rating solution_quality REASONABLE a REASONABLE solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary19.0
Skewness Skewness skewness0.464
Kurtosis Kurtosis kurtosis-0.078
Angular range angular_range— – 0.4400 −1
Current regularization parameter α current_alpha2.2430
Highest regularization parameter α highest_alpha1051000.0000
Real-space data points n_real_points75
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.009; Oscil: 0.910; Stabil: 0.992; Sysdev: 0.000; Positv: 1.000; Valcen: 0.999; Smooth: 0.000

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (2)

7. Fold Classification (SCOP + CATH) 2 domains

SCOP 2.08 (1 domains)

Domain ID domain_idd2h3ia_
Class classa — All alpha proteins
Fold Fold folda.61 — Retroviral matrix proteins
Superfamily Superfamily superfamilya.61.1 — Retroviral matrix proteins
Family Family familya.61.1.1 — Immunodeficiency virus matrix proteins

CATH v4.4 (1 domains)

Domain ID domain_id2h3iA00
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology150 — DNA polymerase; domain 1
Homologous superfamily homologous superfamily90 — Immunodeficiency lentiviruses, gag gene matrix protein p17

8. Citations (1)

9. Files and Curves (10)