4xoa

Crystal structure of a FimH*DsG complex from E.coli K12 in space group P1

Method: X-RAY DIFFRACTION Dmax: 131.4 Å Quality: GOOD

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

FimG

Escherichia coli K-12

UniProt C4ZT07

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 B; UniProt 24–37 Fragment:UNP residues 24-37 Protein FimH × 1 (P08191) X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 5;293 K;0.2M Na Malonate, 20%PEG3350 Resolution 2.54 Å R-free 0.260
2 Protein heterocomplex Heteromer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain H; UniProt 24–37 Fragment:UNP residues 24-37 Protein FimH × 1 (P08191) X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 5;293 K;0.2M Na Malonate, 20%PEG3350 Resolution 2.54 Å R-free 0.260
3 Protein heterocomplex Heteromer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain D; UniProt 24–37 Fragment:UNP residues 24-37 Protein FimH × 1 (P08191) X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 5;293 K;0.2M Na Malonate, 20%PEG3350 Resolution 2.54 Å R-free 0.260
4 Protein heterocomplex Heteromer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain F; UniProt 24–37 Fragment:UNP residues 24-37 Protein FimH × 1 (P08191) X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 5;293 K;0.2M Na Malonate, 20%PEG3350 Resolution 2.54 Å R-free 0.260

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.

1 other PDB entries and 1 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name C4ZT07_ECOBW
Isoform
PDB entities 1
Chains and sequence ranges Author chain B; PDBConstruct 1–14; UniProt 24–37 Author chain D; PDBConstruct 1–14; UniProt 24–37 Author chain F; PDBConstruct 1–14; UniProt 24–37 Author chain H; PDBConstruct 1–14; UniProt 24–37

Protein FimH

Escherichia coli K-12

UniProt P08191

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 A; UniProt 22–300 Fragment:UNP residues 22-300 FimG × 1 (C4ZT07) X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 5;293 K;0.2M Na Malonate, 20%PEG3350 Resolution 2.54 Å R-free 0.260
2 Protein heterocomplex Heteromer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain G; UniProt 22–300 Fragment:UNP residues 22-300 FimG × 1 (C4ZT07) X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 5;293 K;0.2M Na Malonate, 20%PEG3350 Resolution 2.54 Å R-free 0.260
3 Protein heterocomplex Heteromer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain C; UniProt 22–300 Fragment:UNP residues 22-300 FimG × 1 (C4ZT07) X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 5;293 K;0.2M Na Malonate, 20%PEG3350 Resolution 2.54 Å R-free 0.260
4 Protein heterocomplex Heteromer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain E; UniProt 22–300 Fragment:UNP residues 22-300 FimG × 1 (C4ZT07) X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 5;293 K;0.2M Na Malonate, 20%PEG3350 Resolution 2.54 Å R-free 0.260

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.

57 other PDB entries and 135 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name FIMH_ECOLI
Isoform
PDB entities 2
Chains and sequence ranges Author chain A; PDBConstruct 1–279; UniProt 22–300 Author chain C; PDBConstruct 1–279; UniProt 22–300 Author chain E; PDBConstruct 1–279; UniProt 22–300 Author chain G; PDBConstruct 1–279; UniProt 22–300

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 4xoa

P(r) Distance Distribution P(r) Distribution

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

Entry ID entry_id4xoa
Deposition date deposition_date2015-01-16
Structure title titleCrystal structure of a FimH*DsG complex from E.coli K12 in space group P1
Keywords keywordstype I pilus, catch-bond, cell adhesion, lectin, UPEC, bacterial adhesin, UTI, mannose, isomerase; CELL ADHESION
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier40.13
Radius of gyration Rg (electron density) rg_electron39.53
Forward intensity I(0) i0221377000.00
Molecular weight molecular_weight121260.0 kDa
Excluded volume excluded_volume152010 ų
Envelope volume envelope_volume214860 ų
Hydration-shell volume shell_volume47494 ų
Envelope diameter envelope_diameter131.9
Shell Rg shell_rg43.24
Envelope Rg envelope_rg38.60
Shape Rg shape_rg39.54
Total Rg total_rg39.70
Total atoms total_atoms16980
Residues n_residues1166
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 dmax131.4
Rg (real space) rg_real40.03
Rg uncertainty (real space) rg_real_error1.41
I(0) (real space) i0_real2.2140e+08
I(0) uncertainty (real space) i0_real_error3.4040e+06
Rg (reciprocal space) rg_reciprocal40.13
I(0) (reciprocal space) i0_reciprocal221400000.0000
Solution quality estimate total_estimate0.8908
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary50.5
Skewness Skewness skewness0.158
Kurtosis Kurtosis kurtosis-0.453
Angular range angular_range— – 0.1950 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha9997000.0000
Real-space data points n_real_points40
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.902; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.999; Smooth: 0.872

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

7. Fold Classification (SCOP + CATH) 16 domains

SCOP 2.08 (8 domains)

Domain ID domain_idd4xoaa1
Class classb — All beta proteins
Fold Fold foldb.2 — Common fold of diphtheria toxin/transcription factors/cytochrome f
Superfamily Superfamily superfamilyb.2.3 — Bacterial adhesins
Family Family familyb.2.3.2 — Pilus subunits
Domain ID domain_idd4xoaa2
Class classb — All beta proteins
Fold Fold foldb.2 — Common fold of diphtheria toxin/transcription factors/cytochrome f
Superfamily Superfamily superfamilyb.2.3 — Bacterial adhesins
Family Family familyb.2.3.2 — Pilus subunits
Domain ID domain_idd4xoac1
Class classb — All beta proteins
Fold Fold foldb.2 — Common fold of diphtheria toxin/transcription factors/cytochrome f
Superfamily Superfamily superfamilyb.2.3 — Bacterial adhesins
Family Family familyb.2.3.2 — Pilus subunits
Domain ID domain_idd4xoac2
Class classb — All beta proteins
Fold Fold foldb.2 — Common fold of diphtheria toxin/transcription factors/cytochrome f
Superfamily Superfamily superfamilyb.2.3 — Bacterial adhesins
Family Family familyb.2.3.2 — Pilus subunits
Domain ID domain_idd4xoae1
Class classb — All beta proteins
Fold Fold foldb.2 — Common fold of diphtheria toxin/transcription factors/cytochrome f
Superfamily Superfamily superfamilyb.2.3 — Bacterial adhesins
Family Family familyb.2.3.2 — Pilus subunits
Domain ID domain_idd4xoae2
Class classb — All beta proteins
Fold Fold foldb.2 — Common fold of diphtheria toxin/transcription factors/cytochrome f
Superfamily Superfamily superfamilyb.2.3 — Bacterial adhesins
Family Family familyb.2.3.2 — Pilus subunits
Domain ID domain_idd4xoag1
Class classb — All beta proteins
Fold Fold foldb.2 — Common fold of diphtheria toxin/transcription factors/cytochrome f
Superfamily Superfamily superfamilyb.2.3 — Bacterial adhesins
Family Family familyb.2.3.2 — Pilus subunits
Domain ID domain_idd4xoag2
Class classb — All beta proteins
Fold Fold foldb.2 — Common fold of diphtheria toxin/transcription factors/cytochrome f
Superfamily Superfamily superfamilyb.2.3 — Bacterial adhesins
Family Family familyb.2.3.2 — Pilus subunits

CATH v4.4 (8 domains)

Domain ID domain_id4xoaA01
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily1090 — Fimbrial-type adhesion domain
Domain ID domain_id4xoaA02
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily1090 — Fimbrial-type adhesion domain
Domain ID domain_id4xoaC01
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily1090 — Fimbrial-type adhesion domain
Domain ID domain_id4xoaC02
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily1090 — Fimbrial-type adhesion domain
Domain ID domain_id4xoaE01
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily1090 — Fimbrial-type adhesion domain
Domain ID domain_id4xoaE02
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily1090 — Fimbrial-type adhesion domain
Domain ID domain_id4xoaG01
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily1090 — Fimbrial-type adhesion domain
Domain ID domain_id4xoaG02
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily1090 — Fimbrial-type adhesion domain

8. Citations (1)

9. Files and Curves (10)