9yy0

IGHV4-34 germline-reverted antibody pre166

Method: X-RAY DIFFRACTION Dmax: 75.8 Å Quality: EXCELLENT

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

No usable UniProt protein identity is available for this entry.

七张关系表仍保留该条目的 assembly 与组成信息,但缺少统一蛋白身份时,不能可靠建立跨 PDB 的同蛋白Chain接。

Assembly Composition of the Current Entry

Assembly Oligomeric State 实体与Construct证据 Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein heterocomplex Heteromer 蛋白 2 / DNA 0 / RNA 0 / 其他Polymer 0 PDB declaration: dimeric Entity 1:Heavy chain Fab of pre166 antibody × 1 Entity 2:Light chain Fab of pre166 antibody × 1 缺少 UniProt 身份时不显示参考序列区间 Not recorded No recorded non-water small molecule X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;293 K;Protein (6 mg/mL, in 25 mM Tris (pH 8.0) and 200 mM NaCl) was combined in a hanging drop format with an equal volume (4 micro-litres in total) of well solution comprising 100 mM BisTris (pH 5.55) and 29% (w/v) PEG3350. Needle-like crystals grew after several weeks at RT Resolution 1.34 Å R-free 0.253

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 9yy0

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 9yy0
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2. Structure Basics 2. Structure Basics

Entry ID entry_id9yy0
Deposition date deposition_date2025-10-28
最后修订 last_revision2026-02-11
Structure title titleIGHV4-34 germline-reverted antibody pre166
Keywords keywordscold agglutinin self-reactive antibody, IMMUNE SYSTEM; IMMUNE SYSTEM
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier25.08
Radius of gyration Rg (electron density) rg_electron24.04
Forward intensity I(0) i034489600.00
Molecular weight molecular_weight45081.0 kDa
Excluded volume excluded_volume56187 ų
Envelope volume envelope_volume68998 ų
Hydration-shell volume shell_volume23987 ų
Envelope diameter envelope_diameter77.2
Shell Rg shell_rg30.99
Envelope Rg envelope_rg23.65
Shape Rg shape_rg24.03
Total Rg total_rg24.87
Total atoms total_atoms6232
Residues n_residues420
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 dmax75.8
Rg (real space) rg_real25.01
Rg uncertainty (real space) rg_real_error0.51
I(0) (real space) i0_real3.4490e+07
I(0) uncertainty (real space) i0_real_error5.2430e+05
Rg (reciprocal space) rg_reciprocal25.04
I(0) (reciprocal space) i0_reciprocal34490000.0000
Solution quality estimate total_estimate0.9157
Solution quality rating solution_quality EXCELLENT a EXCELLENT solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary30.1
Skewness Skewness skewness0.176
Kurtosis Kurtosis kurtosis-0.634
Angular range angular_range— – 0.3150 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha5788000.0000
Real-space data points n_real_points64
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.985; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.994; Smooth: 0.952

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

8. Citations (1)

9. Files and Curves (10)