5a2m

Thrombin Inhibitor

Method: X-RAY DIFFRACTION Dmax: 61.2 Å Quality: GOOD

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

THROMBIN HEAVY CHAIN

OrganismNot specified

UniProt P00734

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 × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain H; UniProt 364–621 Chain L; UniProt 333–361 Fragment:THROMBIN HEAVY CHAIN, UNP RESIDUES 364-621 Fragment:THROMBIN LIGHT CHAIN, UNP RESIDUES 333-361 HIRUDIN VARIANT-2 × 1 (P09945) GOL GLYCEROL × 1 NA SODIUM ION × 2 WX5 (2S)-1-[(2R)-5-carbamimidamido-2-[(phenylmethyl)sulfonylamino]pentanoyl]-N-[[5-chloranyl-2-(hydroxymethyl)phenyl]methyl]pyrrolidine-2-carboxamide × 1 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 1 X-RAY DIFFRACTION X-ray crystallization conditions:pH 7.5;SEE MATERIALS&METHODS OF PUBLICATION, pH 7.5 Resolution 1.40 Å R-free 0.159

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.

475 other PDB entries and 564 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name THRB_HUMAN
Isoform
PDB entities 1, 3
Chains and sequence ranges Author chain H; PDBConstruct 1–258; UniProt 364–621 Author chain L; PDBConstruct 1–29; UniProt 333–361

HIRUDIN VARIANT-2

OrganismNot specified

UniProt P09945

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 × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain I; UniProt 61–72 Fragment:UNP RESIDUES 61-72 Non-standard monomer:Yes (specific site not provided by mmCIF) THROMBIN HEAVY CHAIN × 1 (P00734) THROMBIN LIGHT CHAIN × 1 (P00734) GOL GLYCEROL × 1 NA SODIUM ION × 2 WX5 (2S)-1-[(2R)-5-carbamimidamido-2-[(phenylmethyl)sulfonylamino]pentanoyl]-N-[[5-chloranyl-2-(hydroxymethyl)phenyl]methyl]pyrrolidine-2-carboxamide × 1 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 1 X-RAY DIFFRACTION X-ray crystallization conditions:pH 7.5;SEE MATERIALS&METHODS OF PUBLICATION, pH 7.5 Resolution 1.40 Å R-free 0.159

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.

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

View Construct and Data Evidence
UniProt name HIRV2_HIRME
Isoform
PDB entities 2
Chains and sequence ranges Author chain I; PDBConstruct 1–12; UniProt 61–72

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 5a2m

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 5a2m
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2. Structure Basics 2. Structure Basics

Entry ID entry_id5a2m
Deposition date deposition_date2015-05-20
Structure title titleThrombin Inhibitor
Keywords keywords;HYDROLASE, HYDROLASE INHIBITOR COMPLEX, SERINE PROTEASE, BLOOD COAGULATION, BLOOD CLOTTING, CONVERTION OF FIBRINOGEN TO FIBRIN, BLOOD CLOTTING INHIBITOR, THROMBIN INHIBITOR, PREORGANIZATION, GLYCOSYLATION, BLOOD ;; HYDROLASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier18.98
Radius of gyration Rg (electron density) rg_electron17.82
Forward intensity I(0) i019426100.00
Molecular weight molecular_weight33625.0 kDa
Excluded volume excluded_volume42086 ų
Envelope volume envelope_volume46673 ų
Hydration-shell volume shell_volume20996 ų
Envelope diameter envelope_diameter58.2
Shell Rg shell_rg24.90
Envelope Rg envelope_rg18.15
Shape Rg shape_rg17.81
Total Rg total_rg18.80
Total atoms total_atoms4407
Residues n_residues251
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 dmax61.2
Rg (real space) rg_real18.82
Rg uncertainty (real space) rg_real_error0.27
I(0) (real space) i0_real1.9430e+07
I(0) uncertainty (real space) i0_real_error2.0620e+05
Rg (reciprocal space) rg_reciprocal18.84
I(0) (reciprocal space) i0_reciprocal19430000.0000
Solution quality estimate total_estimate0.8051
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary24.7
Skewness Skewness skewness0.075
Kurtosis Kurtosis kurtosis-0.489
Angular range angular_range— – 0.4200 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha9446000.0000
Real-space data points n_real_points73
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.824; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.991; Smooth: 0.000

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (8)

7. Fold Classification (SCOP + CATH) 2 domains

CATH v4.4 (2 domains)

Domain ID domain_id5a2mH01
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology10 — Thrombin, subunit H
Homologous superfamily homologous superfamily10 — Trypsin-like serine proteases
Domain ID domain_id5a2mH02
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology10 — Thrombin, subunit H
Homologous superfamily homologous superfamily10 — Trypsin-like serine proteases

8. Citations (1)

9. Files and Curves (10)