5cfa

Crystal structures of Bbp from Staphylococcus aureus with peptide ligand

Method: X-RAY DIFFRACTION Dmax: 106.0 Å Quality: GOOD

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

Bone sialoprotein-binding protein

Staphylococcus aureus

UniProt Q14U76

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 272–598 Fragment:UNP residues 272-598 Peptide from Fibrinogen alpha chain × 1 (P02671) MG MAGNESIUM ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;291.15 K;peptide was added into the concentrated protein samples at 10:1 ratio and the protein-peptide complex crystals are grown in 0.2 M lithium sulfate, 0.1M Tris-HCl pH8.2, 30% PEG4000 protein concentration was 30mg/ml Resolution 1.45 Å R-free 0.212
2 Protein heterocomplex Heteromer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain B; UniProt 272–598 Fragment:UNP residues 272-598 Peptide from Fibrinogen alpha chain × 1 (P02671) X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;291.15 K;peptide was added into the concentrated protein samples at 10:1 ratio and the protein-peptide complex crystals are grown in 0.2 M lithium sulfate, 0.1M Tris-HCl pH8.2, 30% PEG4000 protein concentration was 30mg/ml Resolution 1.45 Å R-free 0.212

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 BBP_STAAU
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 5–331; UniProt 272–598 Author chain B; PDBConstruct 5–331; UniProt 272–598

Peptide from Fibrinogen alpha chain

OrganismNot specified

UniProt P02671

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 C; UniProt 580–594 Not recorded Bone sialoprotein-binding protein × 1 (Q14U76) MG MAGNESIUM ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;291.15 K;peptide was added into the concentrated protein samples at 10:1 ratio and the protein-peptide complex crystals are grown in 0.2 M lithium sulfate, 0.1M Tris-HCl pH8.2, 30% PEG4000 protein concentration was 30mg/ml Resolution 1.45 Å R-free 0.212
2 Protein heterocomplex Heteromer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain D; UniProt 580–594 Not recorded Bone sialoprotein-binding protein × 1 (Q14U76) X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;291.15 K;peptide was added into the concentrated protein samples at 10:1 ratio and the protein-peptide complex crystals are grown in 0.2 M lithium sulfate, 0.1M Tris-HCl pH8.2, 30% PEG4000 protein concentration was 30mg/ml Resolution 1.45 Å R-free 0.212

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.

36 other PDB entries and 68 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name FIBA_HUMAN
Isoform
PDB entities 2
Chains and sequence ranges Author chain C; PDBConstruct 1–15; UniProt 580–594 Author chain D; PDBConstruct 1–15; UniProt 580–594

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 5cfa

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 5cfa
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2. Structure Basics 2. Structure Basics

Entry ID entry_id5cfa
Deposition date deposition_date2015-07-08
Structure title titleCrystal structures of Bbp from Staphylococcus aureus with peptide ligand
Keywords keywordsBbp, Fibrinogen, Sdr, MSCRAMM, Staphylococcus aureus, PROTEIN BINDING-PEPTIDE complex; PROTEIN BINDING/PEPTIDE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier30.76
Radius of gyration Rg (electron density) rg_electron30.04
Forward intensity I(0) i091714100.00
Molecular weight molecular_weight74134.0 kDa
Excluded volume excluded_volume92044 ų
Envelope volume envelope_volume116540 ų
Hydration-shell volume shell_volume32931 ų
Envelope diameter envelope_diameter112.6
Shell Rg shell_rg36.48
Envelope Rg envelope_rg29.75
Shape Rg shape_rg30.03
Total Rg total_rg30.65
Total atoms total_atoms5223
Residues n_residues672
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 dmax106.0
Rg (real space) rg_real30.78
Rg uncertainty (real space) rg_real_error0.91
I(0) (real space) i0_real9.1710e+07
I(0) uncertainty (real space) i0_real_error1.4740e+06
Rg (reciprocal space) rg_reciprocal30.77
I(0) (reciprocal space) i0_reciprocal91710000.0000
Solution quality estimate total_estimate0.8757
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary38.7
Skewness Skewness skewness0.339
Kurtosis Kurtosis kurtosis-0.256
Angular range angular_range— – 0.2600 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha16500000.0000
Real-space data points n_real_points53
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.833; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.943; Smooth: 0.940

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

7. Fold Classification (SCOP + CATH) 4 domains

CATH v4.4 (4 domains)

Domain ID domain_id5cfaA01
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily1280
Domain ID domain_id5cfaA02
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily1290
Domain ID domain_id5cfaB01
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily1280
Domain ID domain_id5cfaB02
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily1290

8. Citations (1)

9. Files and Curves (10)