5cry

Structure of iron-saturated C-lobe of bovine lactoferrin at pH 6.8 indicates the softening of iron coordination

Method: X-RAY DIFFRACTION Dmax: 109.1 Å Quality: GOOD

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

Lactotransferrin

OrganismNot specified

UniProt P24627

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 Homooligomer Protein × 2 其他Polymer 3 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 361–708 Chain B; UniProt 361–708 Fragment:C-LOBE (UNP RESIDUES 361-708) beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 3 FE FE (III) ION × 2 BCT BICARBONATE ION × 2 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6.8;300 K;0.05M HEPES, 20% PEG 20K Resolution 2.79 Å R-free 0.273

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.

86 other PDB entries and 89 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name TRFL_BOVIN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–348; UniProt 361–708 Author chain B; PDBConstruct 1–348; UniProt 361–708

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 5cry

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 5cry
Download Download

2. Structure Basics 2. Structure Basics

Entry ID entry_id5cry
Deposition date deposition_date2015-07-23
Structure title titleStructure of iron-saturated C-lobe of bovine lactoferrin at pH 6.8 indicates the softening of iron coordination
Keywords keywordsc-lobe, HYDROLASE; HYDROLASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier32.32
Radius of gyration Rg (electron density) rg_electron32.09
Forward intensity I(0) i0104457000.00
Molecular weight molecular_weight78283.0 kDa
Excluded volume excluded_volume96746 ų
Envelope volume envelope_volume121600 ų
Hydration-shell volume shell_volume32951 ų
Envelope diameter envelope_diameter113.9
Shell Rg shell_rg37.30
Envelope Rg envelope_rg31.95
Shape Rg shape_rg32.08
Total Rg total_rg32.53
Total atoms total_atoms5471
Residues n_residues696
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 dmax109.1
Rg (real space) rg_real32.62
Rg uncertainty (real space) rg_real_error0.92
I(0) (real space) i0_real1.0450e+08
I(0) uncertainty (real space) i0_real_error1.5150e+06
Rg (reciprocal space) rg_reciprocal32.50
I(0) (reciprocal space) i0_reciprocal104400000.0000
Solution quality estimate total_estimate0.8184
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary28.9
Skewness Skewness skewness0.476
Kurtosis Kurtosis kurtosis-0.535
Angular range angular_range— – 0.2450 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha37580000.0000
Real-space data points n_real_points50
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.694; Stabil: 0.999; Sysdev: 1.000; Positv: 1.000; Valcen: 0.775; Smooth: 0.781

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (6)

7. Fold Classification (SCOP + CATH) 6 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd5crya_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.94 — Periplasmic binding protein-like II
Superfamily Superfamily superfamilyc.94.1 — Periplasmic binding protein-like II
Family Family familyc.94.1.2 — Transferrin
Domain ID domain_idd5cryb_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.94 — Periplasmic binding protein-like II
Superfamily Superfamily superfamilyc.94.1 — Periplasmic binding protein-like II
Family Family familyc.94.1.2 — Transferrin

CATH v4.4 (4 domains)

Domain ID domain_id5cryA01
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology190 — D-Maltodextrin-Binding Protein; domain 2
Homologous superfamily homologous superfamily10 — Periplasmic binding protein-like II
Domain ID domain_id5cryA02
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology190 — D-Maltodextrin-Binding Protein; domain 2
Homologous superfamily homologous superfamily10 — Periplasmic binding protein-like II
Domain ID domain_id5cryB01
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology190 — D-Maltodextrin-Binding Protein; domain 2
Homologous superfamily homologous superfamily10 — Periplasmic binding protein-like II
Domain ID domain_id5cryB02
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology190 — D-Maltodextrin-Binding Protein; domain 2
Homologous superfamily homologous superfamily10 — Periplasmic binding protein-like II

8. Citations (1)

9. Files and Curves (10)