1jto

Degenerate interfaces in antigen-antibody complexes

Method: X-RAY DIFFRACTION Dmax: 92.9 Å Quality: GOOD

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

Lysozyme

OrganismNot specified

UniProt P00698

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 heterocomplex Heteromer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain L; UniProt 19–147 Fragment:Enzyme Vh Single-Domain Antibody × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6.4;300 K;PEG 8000, potassium phosphate, , pH 6.4, VAPOR DIFFUSION, HANGING DROP, temperature 300K Resolution 2.50 Å R-free 0.240
2 Protein heterocomplex Heteromer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain M; UniProt 19–147 Fragment:Enzyme Vh Single-Domain Antibody × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6.4;300 K;PEG 8000, potassium phosphate, , pH 6.4, VAPOR DIFFUSION, HANGING DROP, temperature 300K Resolution 2.50 Å R-free 0.240

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.

1320 other PDB entries and 1449 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name LYSC_CHICK
Isoform
PDB entities 2
Chains and sequence ranges Author chain L; PDBConstruct 1–129; UniProt 19–147 Author chain M; PDBConstruct 1–129; UniProt 19–147

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 1jto

P(r) Distance Distribution P(r) Distribution

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

Entry ID entry_id1jto
Deposition date deposition_date2001-08-21
Structure title titleDegenerate interfaces in antigen-antibody complexes
Keywords keywordsimmunoglobulin, heavy chain antibody, VHH, interface, Antibody, Hydrolase; Antibody,Hydrolase
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier29.49
Radius of gyration Rg (electron density) rg_electron29.04
Forward intensity I(0) i057994200.00
Molecular weight molecular_weight56357.0 kDa
Excluded volume excluded_volume68903 ų
Envelope volume envelope_volume88190 ų
Hydration-shell volume shell_volume26292 ų
Envelope diameter envelope_diameter98.5
Shell Rg shell_rg35.10
Envelope Rg envelope_rg28.71
Shape Rg shape_rg29.02
Total Rg total_rg29.63
Total atoms total_atoms3948
Residues n_residues522
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 dmax92.9
Rg (real space) rg_real29.55
Rg uncertainty (real space) rg_real_error0.75
I(0) (real space) i0_real5.7990e+07
I(0) uncertainty (real space) i0_real_error9.4810e+05
Rg (reciprocal space) rg_reciprocal29.53
I(0) (reciprocal space) i0_reciprocal57990000.0000
Solution quality estimate total_estimate0.8877
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks3
Primary peak position r_peak_primary41.3
Skewness Skewness skewness0.283
Kurtosis Kurtosis kurtosis-0.594
Angular range angular_range— – 0.2700 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha14290000.0000
Real-space data points n_real_points55
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.942; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.929; Smooth: 0.781

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

7. Fold Classification (SCOP + CATH) 8 domains

SCOP 2.08 (4 domains)

Domain ID domain_idd1jtoa_
Class classb — All beta proteins
Fold Fold foldb.1 — Immunoglobulin-like beta-sandwich
Superfamily Superfamily superfamilyb.1.1 — Immunoglobulin
Family Family familyb.1.1.1 — V set domains (antibody variable domain-like)
Domain ID domain_idd1jtob_
Class classb — All beta proteins
Fold Fold foldb.1 — Immunoglobulin-like beta-sandwich
Superfamily Superfamily superfamilyb.1.1 — Immunoglobulin
Family Family familyb.1.1.1 — V set domains (antibody variable domain-like)
Domain ID domain_idd1jtol_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.2 — Lysozyme-like
Superfamily Superfamily superfamilyd.2.1 — Lysozyme-like
Family Family familyd.2.1.2 — C-type lysozyme
Domain ID domain_idd1jtom_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.2 — Lysozyme-like
Superfamily Superfamily superfamilyd.2.1 — Lysozyme-like
Family Family familyd.2.1.2 — C-type lysozyme

CATH v4.4 (4 domains)

Domain ID domain_id1jtoA00
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily10 — Immunoglobulins
Domain ID domain_id1jtoB00
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily10 — Immunoglobulins
Domain ID domain_id1jtoL00
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology530 — Lysozyme
Homologous superfamily homologous superfamily10
Domain ID domain_id1jtoM00
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology530 — Lysozyme
Homologous superfamily homologous superfamily10

8. Citations (2)

9. Files and Curves (10)