2fib

RECOMBINANT HUMAN GAMMA-FIBRINOGEN CARBOXYL TERMINAL FRAGMENT (RESIDUES 143-411) COMPLEXED TO THE PEPTIDE GLY-PRO-ARG-PRO AT PH 6.0

Method: X-RAY DIFFRACTION Dmax: 61.0 Å Quality: GOOD

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

FIBRINOGEN

Homo sapiens

UniProt P02679

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 169–437 Fragment:GAMMA CHAIN, CARBOXYL TERMINAL FRAGMENT RESIDUES 143 - 411 GLY-PRO-ARG-PRO × 1 CA CALCIUM ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 6;PROTEIN WAS CRYSTALLIZED FROM 12% PEG8000, 70MM CACL2, 0.1 M MES, PH 6.0, 0.02%NAN3, ROOM TEMPERATURE, SITTING DROPS. THE CRYSTAL WAS SOAKED OVERNIGHT IN THE ORIGINAL SOLUTION PLUS 0.01M GLY-PRO-ARG-PRO (SIGMA), THEN BACK-SOAKED FOR 10 MINUTES., vapor diffusion - sitting drop Resolution 2.01 Å R-free 0.282

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 57 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name FIBG_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–269; UniProt 169–437

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 2fib

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 2fib
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2. Structure Basics 2. Structure Basics

Entry ID entry_id2fib
Deposition date deposition_date1997-06-03
Structure title titleRECOMBINANT HUMAN GAMMA-FIBRINOGEN CARBOXYL TERMINAL FRAGMENT (RESIDUES 143-411) COMPLEXED TO THE PEPTIDE GLY-PRO-ARG-PRO AT PH 6.0
Keywords keywords;FIBRINOGEN, BLOOD COAGULATION, FIBRIN POLYMERIZATION, COMPLEX (BLOOD COAGULATION-PEPTIDE), COMPLEX (BLOOD COAGULATION-PEPTIDE) complex ;; COMPLEX (BLOOD COAGULATION/PEPTIDE)
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier18.46
Radius of gyration Rg (electron density) rg_electron17.41
Forward intensity I(0) i014957200.00
Molecular weight molecular_weight28769.0 kDa
Excluded volume excluded_volume35690 ų
Envelope volume envelope_volume38980 ų
Hydration-shell volume shell_volume18496 ų
Envelope diameter envelope_diameter61.3
Shell Rg shell_rg23.94
Envelope Rg envelope_rg17.74
Shape Rg shape_rg17.37
Total Rg total_rg18.44
Total atoms total_atoms2034
Residues n_residues254
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 dmax61.0
Rg (real space) rg_real18.38
Rg uncertainty (real space) rg_real_error0.29
I(0) (real space) i0_real1.4960e+07
I(0) uncertainty (real space) i0_real_error1.6820e+05
Rg (reciprocal space) rg_reciprocal18.39
I(0) (reciprocal space) i0_reciprocal14960000.0000
Solution quality estimate total_estimate0.8800
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary24.2
Skewness Skewness skewness0.227
Kurtosis Kurtosis kurtosis-0.298
Angular range angular_range— – 0.4300 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha4750000.0000
Real-space data points n_real_points74
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.812; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 1.000; Smooth: 0.999

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

7. Fold Classification (SCOP + CATH) 3 domains

SCOP 2.08 (1 domains)

Domain ID domain_idd2fiba_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.171 — Fibrinogen C-terminal domain-like
Superfamily Superfamily superfamilyd.171.1 — Fibrinogen C-terminal domain-like
Family Family familyd.171.1.1 — Fibrinogen C-terminal domain-like

CATH v4.4 (2 domains)

Domain ID domain_id2fibA01
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology215 — Gamma Fibrinogen; Chain A, domain 1
Homologous superfamily homologous superfamily10 — Gamma Fibrinogen, chain A, domain 1
Domain ID domain_id2fibA02
Class class4 — Few Secondary Structures
Architecture architecture10 — Irregular
Topology topology530 — Gamma-fibrinogen Carboxyl Terminal Fragment; domain 2
Homologous superfamily homologous superfamily10 — Gamma-fibrinogen Carboxyl Terminal Fragment, domain 2

8. Citations (1)

9. Files and Curves (10)