4l72

Crystal structure of MERS-CoV complexed with human DPP4

Method: X-RAY DIFFRACTION Dmax: 114.7 Å Quality: GOOD

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

Dipeptidyl peptidase 4

Homo sapiens

UniProt P27487

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Other combination Monomer Protein × 1 其他Polymer 3 PDB declaration: monomeric(1) Consistent with protein copy count Chain A; UniProt 39–766 Fragment:UNP residues 39-766 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 2 beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 1 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 5 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 7.2;291 K;20% PEG1500, pH 7.2, VAPOR DIFFUSION, SITTING DROP, temperature 291K Resolution 3.00 Å R-free 0.253
3 Other combination Homooligomer Protein × 2 其他Polymer 6 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 39–766 Fragment:UNP residues 39-766 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 4 beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 2 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 10 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 7.2;291 K;20% PEG1500, pH 7.2, VAPOR DIFFUSION, SITTING DROP, temperature 291K Resolution 3.00 Å R-free 0.253

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.

113 other PDB entries and 168 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name DPP4_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–728; UniProt 39–766

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 4l72

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 4l72
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2. Structure Basics 2. Structure Basics

Entry ID entry_id4l72
Deposition date deposition_date2013-06-13
Structure title titleCrystal structure of MERS-CoV complexed with human DPP4
Keywords keywordsalpha/beta hydrolase beta-propeller, Glycolation, virus receptor-binding domain, HYDROLASE-VIRAL PROTEIN complex; HYDROLASE/VIRAL PROTEIN
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier32.84
Radius of gyration Rg (electron density) rg_electron32.39
Forward intensity I(0) i0184099000.00
Molecular weight molecular_weight109210.0 kDa
Excluded volume excluded_volume136740 ų
Envelope volume envelope_volume172300 ų
Hydration-shell volume shell_volume45343 ų
Envelope diameter envelope_diameter123.4
Shell Rg shell_rg38.52
Envelope Rg envelope_rg32.19
Shape Rg shape_rg32.31
Total Rg total_rg33.12
Total atoms total_atoms7705
Residues n_residues932
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 dmax114.7
Rg (real space) rg_real32.94
Rg uncertainty (real space) rg_real_error0.92
I(0) (real space) i0_real1.8410e+08
I(0) uncertainty (real space) i0_real_error2.9380e+06
Rg (reciprocal space) rg_reciprocal32.90
I(0) (reciprocal space) i0_reciprocal184100000.0000
Solution quality estimate total_estimate0.8466
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary40.6
Skewness Skewness skewness0.535
Kurtosis Kurtosis kurtosis0.172
Angular range angular_range— – 0.2400 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha30070000.0000
Real-space data points n_real_points49
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.705; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.979; Smooth: 0.908

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (5)

7. Fold Classification (SCOP + CATH) 6 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd4l72a1
Class classb — All beta proteins
Fold Fold foldb.70 — 8-bladed beta-propeller
Superfamily Superfamily superfamilyb.70.3 — DPP6 N-terminal domain-like
Family Family familyb.70.3.1 — DPP6 N-terminal domain-like
Domain ID domain_idd4l72a2
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.69 — alpha/beta-Hydrolases
Superfamily Superfamily superfamilyc.69.1 — alpha/beta-Hydrolases
Family Family familyc.69.1.0 — automated matches

CATH v4.4 (4 domains)

Domain ID domain_id4l72A01
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily1820 — Alpha/Beta hydrolase fold, catalytic domain
Domain ID domain_id4l72A02
Class class2 — Mainly Beta
Architecture architecture140 — 8 Propeller
Topology topology10 — Methanol Dehydrogenase; Chain A
Homologous superfamily homologous superfamily30 — Dipeptidylpeptidase IV, N-terminal domain
Domain ID domain_id4l72B01
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology70 — Alpha-Beta Plaits
Homologous superfamily homologous superfamily1840 — Spike protein, C-terminal core receptor binding subdomain
Domain ID domain_id4l72B02
Class class2 — Mainly Beta
Architecture architecture20 — Single Sheet
Topology topology210 — ubp-family deubiquitinating enzyme fold
Homologous superfamily homologous superfamily30

8. Citations (1)

9. Files and Curves (10)