1czb

ATOMIC RESOLUTION ASV INTEGRASE CORE DOMAIN FROM HEPES

Method: X-RAY DIFFRACTION Dmax: 53.7 Å Quality: REASONABLE

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

AVIAN SARCOMA VIRUS INTEGRASE

Avian sarcoma virus

UniProt P03354

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 624–779 Fragment:CATALYTIC CORE DOMAIN Mutation:INS(P48, L49, R50, E51, N208, L209) EPE 4-(2-HYDROXYETHYL)-1-PIPERAZINE ETHANESULFONIC ACID × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7.5;277 K;20% PEG 4000, 10% ISOPROPANOL, 100 mM HEPES pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 277K Resolution 1.06 Å R-free 0.164

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.

36 other PDB entries and 41 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name POL_RSVP
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 5–160; UniProt 624–779

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 1czb

P(r) Distance Distribution P(r) Distribution

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

Entry ID entry_id1czb
Deposition date deposition_date1999-09-01
Structure title titleATOMIC RESOLUTION ASV INTEGRASE CORE DOMAIN FROM HEPES
Keywords keywordsMIXED BETA-SHEET SURROUNDED BY ALPHA-HELICES, TRANSFERASE; TRANSFERASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier16.25
Radius of gyration Rg (electron density) rg_electron15.23
Forward intensity I(0) i04906570.00
Molecular weight molecular_weight15676.0 kDa
Excluded volume excluded_volume19598 ų
Envelope volume envelope_volume22401 ų
Hydration-shell volume shell_volume12736 ų
Envelope diameter envelope_diameter56.0
Shell Rg shell_rg20.70
Envelope Rg envelope_rg15.70
Shape Rg shape_rg15.18
Total Rg total_rg16.40
Total atoms total_atoms1101
Residues n_residues141
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 dmax53.7
Rg (real space) rg_real16.22
Rg uncertainty (real space) rg_real_error0.29
I(0) (real space) i0_real4.9070e+06
I(0) uncertainty (real space) i0_real_error5.4490e+04
Rg (reciprocal space) rg_reciprocal16.22
I(0) (reciprocal space) i0_reciprocal4907000.0000
Solution quality estimate total_estimate0.6542
Solution quality rating solution_quality REASONABLE a REASONABLE solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary47.5
Skewness Skewness skewness0.309
Kurtosis Kurtosis kurtosis-0.265
Angular range angular_range— – 0.4900 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha1025000.0000
Real-space data points n_real_points79
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.814; Stabil: 1.000; Sysdev: 0.353; Positv: 1.000; Valcen: 0.999; Smooth: 0.000

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

7. Fold Classification (SCOP + CATH) 2 domains

SCOP 2.08 (1 domains)

Domain ID domain_idd1czba_
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.55.3.2 — Retroviral integrase, catalytic domain

CATH v4.4 (1 domains)

Domain ID domain_id1czbA00
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology420 — Nucleotidyltransferase; domain 5
Homologous superfamily homologous superfamily10 — Ribonuclease H-like superfamily/Ribonuclease H

8. Citations (1)

9. Files and Curves (10)