7q4i

Crystal structure of DmC1GalT1 in complex with UDP-Mn2+ and the APD-TGalNAc-RP

Method: X-RAY DIFFRACTION Dmax: 93.2 Å Quality: GOOD

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

Glycoprotein-N-acetylgalactosamine 3-beta-galactosyltransferase 1

Drosophila melanogaster

UniProt Q7K237

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 × 4 PDB declaration: tetrameric(4) Consistent with protein copy count Chain A; UniProt 73–388 Chain B; UniProt 73–388 Not recorded Mucin-1 × 2 (P15941) UDP URIDINE-5'-DIPHOSPHATE × 2 EDO 1,2-ETHANEDIOL × 3 MN MANGANESE (II) ION × 2 A2G 2-acetamido-2-deoxy-alpha-D-galactopyranose × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;291 K;potassium thiocyanate, Polyethylene glycol monomethyl ether 2,000 Resolution 2.40 Å R-free 0.235

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.

No other PDB entry for the same UniProt protein was found.

View Construct and Data Evidence
UniProt name C1GLT_DROME
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–316; UniProt 73–388 Author chain B; PDBConstruct 1–316; UniProt 73–388

Mucin-1

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 × 4 PDB declaration: tetrameric(4) Consistent with protein copy count Chain F; UniProt 141–146 Chain G; UniProt 141–146 Non-standard monomer:Yes (specific site not provided by mmCIF) Glycoprotein-N-acetylgalactosamine 3-beta-galactosyltransferase 1 × 2 (Q7K237) UDP URIDINE-5'-DIPHOSPHATE × 2 EDO 1,2-ETHANEDIOL × 3 MN MANGANESE (II) ION × 2 A2G 2-acetamido-2-deoxy-alpha-D-galactopyranose × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;291 K;potassium thiocyanate, Polyethylene glycol monomethyl ether 2,000 Resolution 2.40 Å R-free 0.235

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 26 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name MUC1_HUMAN
Isoform
PDB entities 2
Chains and sequence ranges Author chain F; PDBConstruct 1–6; UniProt 141–146 Author chain G; PDBConstruct 1–6; UniProt 141–146

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 7q4i

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 7q4i
Download Download

2. Structure Basics 2. Structure Basics

Entry ID entry_id7q4i
Deposition date deposition_date2021-10-31
Structure title titleCrystal structure of DmC1GalT1 in complex with UDP-Mn2+ and the APD-TGalNAc-RP
Keywords keywordsC1GalT1, T-synthase, T antigen, Tn antigen, mucin-type O-glycosylation, TRANSFERASE; TRANSFERASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier27.38
Radius of gyration Rg (electron density) rg_electron26.86
Forward intensity I(0) i075810400.00
Molecular weight molecular_weight67522.0 kDa
Excluded volume excluded_volume84001 ų
Envelope volume envelope_volume97725 ų
Hydration-shell volume shell_volume30702 ų
Envelope diameter envelope_diameter103.5
Shell Rg shell_rg33.78
Envelope Rg envelope_rg26.95
Shape Rg shape_rg26.85
Total Rg total_rg27.59
Total atoms total_atoms4748
Residues n_residues570
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 dmax93.2
Rg (real space) rg_real27.46
Rg uncertainty (real space) rg_real_error0.83
I(0) (real space) i0_real7.5810e+07
I(0) uncertainty (real space) i0_real_error1.1110e+06
Rg (reciprocal space) rg_reciprocal27.44
I(0) (reciprocal space) i0_reciprocal75810000.0000
Solution quality estimate total_estimate0.8643
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary28.9
Skewness Skewness skewness0.440
Kurtosis Kurtosis kurtosis-0.357
Angular range angular_range— – 0.2900 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha20440000.0000
Real-space data points n_real_points59
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.776; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.958; Smooth: 0.946

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (7)

7. Fold Classification (SCOP + CATH) 2 domains

CATH v4.4 (2 domains)

Domain ID domain_id7q4iA01
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology550 — Spore Coat Polysaccharide Biosynthesis Protein SpsA; Chain A
Homologous superfamily homologous superfamily50
Domain ID domain_id7q4iB01
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology550 — Spore Coat Polysaccharide Biosynthesis Protein SpsA; Chain A
Homologous superfamily homologous superfamily50

8. Citations (1)

9. Files and Curves (10)