7vac

Crystal structure of antibody 14A in complex with MUC1 glycopeptide(GlycoST)

Method: X-RAY DIFFRACTION Dmax: 139.7 Å Quality: GOOD

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

Mucin-1 subunit alpha

OrganismNot specified

UniProt P15941

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 × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain G; UniProt 145–157 Not recorded 14A fab light chain × 1 14A fab heavy chain × 1 NGA 2-acetamido-2-deoxy-beta-D-galactopyranose × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 5.5;289 K;0.1 M Sodium citrate pH 5.5, Isopropanol 10%, PEG 4000 20% Resolution 3.50 Å R-free 0.219
2 Protein heterocomplex Heteromer Protein × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain H; UniProt 145–157 Not recorded 14A fab light chain × 1 14A fab heavy chain × 1 NGA 2-acetamido-2-deoxy-beta-D-galactopyranose × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 5.5;289 K;0.1 M Sodium citrate pH 5.5, Isopropanol 10%, PEG 4000 20% Resolution 3.50 Å R-free 0.219
3 Protein heterocomplex Heteromer Protein × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain I; UniProt 145–157 Not recorded 14A fab light chain × 1 14A fab heavy chain × 1 NGA 2-acetamido-2-deoxy-beta-D-galactopyranose × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 5.5;289 K;0.1 M Sodium citrate pH 5.5, Isopropanol 10%, PEG 4000 20% Resolution 3.50 Å R-free 0.219

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.

17 other PDB entries and 24 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name MUC1_HUMAN
Isoform
PDB entities 3
Chains and sequence ranges Author chain G; PDBConstruct 1–13; UniProt 145–157 Author chain H; PDBConstruct 1–13; UniProt 145–157 Author chain I; PDBConstruct 1–13; UniProt 145–157

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 7vac

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 7vac
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2. Structure Basics 2. Structure Basics

Entry ID entry_id7vac
Deposition date deposition_date2021-08-28
Structure title titleCrystal structure of antibody 14A in complex with MUC1 glycopeptide(GlycoST)
Keywords keywordsAntibody, anti-MUC1, Glycopeptide, PEPTIDE BINDING PROTEIN, 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_guinier42.05
Radius of gyration Rg (electron density) rg_electron41.80
Forward intensity I(0) i0303365000.00
Molecular weight molecular_weight142140.0 kDa
Excluded volume excluded_volume177670 ų
Envelope volume envelope_volume247620 ų
Hydration-shell volume shell_volume50576 ų
Envelope diameter envelope_diameter140.1
Shell Rg shell_rg46.20
Envelope Rg envelope_rg40.64
Shape Rg shape_rg41.78
Total Rg total_rg42.08
Total atoms total_atoms10097
Residues n_residues1319
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 dmax139.7
Rg (real space) rg_real42.14
Rg uncertainty (real space) rg_real_error1.34
I(0) (real space) i0_real3.0340e+08
I(0) uncertainty (real space) i0_real_error5.4950e+06
Rg (reciprocal space) rg_reciprocal42.05
I(0) (reciprocal space) i0_reciprocal303300000.0000
Solution quality estimate total_estimate0.8848
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary47.8
Skewness Skewness skewness0.333
Kurtosis Kurtosis kurtosis-0.525
Angular range angular_range— – 0.1900 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha20750000.0000
Real-space data points n_real_points39
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.919; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.978; Smooth: 0.761

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

7. Fold Classification (SCOP + CATH) 12 domains

CATH v4.4 (12 domains)

Domain ID domain_id7vacA01
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily10 — Immunoglobulins
Domain ID domain_id7vacA02
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily10 — Immunoglobulins
Domain ID domain_id7vacB01
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily10 — Immunoglobulins
Domain ID domain_id7vacB02
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily10 — Immunoglobulins
Domain ID domain_id7vacC01
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily10 — Immunoglobulins
Domain ID domain_id7vacC02
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily10 — Immunoglobulins
Domain ID domain_id7vacD01
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily10 — Immunoglobulins
Domain ID domain_id7vacD02
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily10 — Immunoglobulins
Domain ID domain_id7vacE01
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily10 — Immunoglobulins
Domain ID domain_id7vacE02
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily10 — Immunoglobulins
Domain ID domain_id7vacF01
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily10 — Immunoglobulins
Domain ID domain_id7vacF02
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily10 — Immunoglobulins

8. Citations (1)

9. Files and Curves (10)