2ezx

SOLUTION STRUCTURE OF HUMAN BARRIER-TO-AUTOINTEGRATION FACTOR BAF, NMR, REGULARIZED MEAN STRUCTURE

Method: SOLUTION NMR Dmax: 60.6 Å Quality: GOOD

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

BARRIER-TO-AUTOINTEGRATION FACTOR

Homo sapiens

UniProt O75531

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 1–89 Chain B; UniProt 1–89 Not recorded No other associated polymer SOLUTION NMR NMR measurement conditions:pH 6.5;313 K 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.

27 other PDB entries and 29 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name BAF_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–89; UniProt 1–89 Author chain B; PDBConstruct 1–89; UniProt 1–89

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 2ezx

P(r) Distance Distribution P(r) Distribution

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

Entry ID entry_id2ezx
Deposition date deposition_date1998-07-26
Structure title titleSOLUTION STRUCTURE OF HUMAN BARRIER-TO-AUTOINTEGRATION FACTOR BAF, NMR, REGULARIZED MEAN STRUCTURE
Keywords keywordsDNA-BINDING PROTEIN, INTEGRATION, AIDS, RETROVIRUSES, DNA BINDING PROTEIN; DNA BINDING PROTEIN
Experimental Method methodSOLUTION NMR

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

Radius of gyration Rg (Guinier) rg_guinier18.69
Radius of gyration Rg (electron density) rg_electron17.28
Forward intensity I(0) i07693260.00
Molecular weight molecular_weight20115.0 kDa
Excluded volume excluded_volume25151 ų
Envelope volume envelope_volume31369 ų
Hydration-shell volume shell_volume15504 ų
Envelope diameter envelope_diameter64.5
Shell Rg shell_rg23.05
Envelope Rg envelope_rg17.84
Shape Rg shape_rg17.19
Total Rg total_rg18.55
Total atoms total_atoms2810
Residues n_residues178
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 dmax60.6
Rg (real space) rg_real18.66
Rg uncertainty (real space) rg_real_error0.43
I(0) (real space) i0_real7.6930e+06
I(0) uncertainty (real space) i0_real_error9.3510e+04
Rg (reciprocal space) rg_reciprocal18.67
I(0) (reciprocal space) i0_reciprocal7693000.0000
Solution quality estimate total_estimate0.8045
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks3
Primary peak position r_peak_primary22.4
Skewness Skewness skewness0.305
Kurtosis Kurtosis kurtosis-0.327
Angular range angular_range— – 0.4250 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha1783000.0000
Real-space data points n_real_points74
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.820; Stabil: 0.999; Sysdev: 1.000; Positv: 1.000; Valcen: 0.996; Smooth: 0.000

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (1)

7. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd2ezxa_
Class classa — All alpha proteins
Fold Fold folda.60 — SAM domain-like
Superfamily Superfamily superfamilya.60.5 — Barrier-to-autointegration factor, BAF
Family Family familya.60.5.1 — Barrier-to-autointegration factor, BAF
Domain ID domain_idd2ezxb_
Class classa — All alpha proteins
Fold Fold folda.60 — SAM domain-like
Superfamily Superfamily superfamilya.60.5 — Barrier-to-autointegration factor, BAF
Family Family familya.60.5.1 — Barrier-to-autointegration factor, BAF

CATH v4.4 (2 domains)

Domain ID domain_id2ezxA00
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology150 — DNA polymerase; domain 1
Homologous superfamily homologous superfamily40 — Barrier-to-autointegration factor, BAF
Domain ID domain_id2ezxB00
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology150 — DNA polymerase; domain 1
Homologous superfamily homologous superfamily40 — Barrier-to-autointegration factor, BAF

8. Citations (1)

9. Files and Curves (10)