1jou

Crystal Structure of Native S195A Thrombin with an Unoccupied Active Site

Method: X-RAY DIFFRACTION Dmax: 136.0 Å Quality: REASONABLE

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

Thrombin, light chain

Homo sapiens

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 homooligomer Homooligomer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 315–363 Chain B; UniProt 364–622 Fragment:Factor Xa cleavage product light chain Fragment:Factor Xa cleavage product heavy chain Mutation:S195A NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 1 NA SODIUM ION × 1 GOL GLYCEROL × 4 ACY ACETIC ACID × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 5.6;298 K;ammonium acetate, sodium citrate, PEG 4000, glycerol, pH 5.6, VAPOR DIFFUSION, HANGING DROP at 298K, VAPOR DIFFUSION, HANGING DROP, temperature 298.0K Resolution 1.80 Å R-free 0.245
2 Protein homooligomer Homooligomer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain C; UniProt 315–363 Chain D; UniProt 364–622 Fragment:Factor Xa cleavage product light chain Fragment:Factor Xa cleavage product heavy chain Mutation:S195A NA SODIUM ION × 1 ACY ACETIC ACID × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 5.6;298 K;ammonium acetate, sodium citrate, PEG 4000, glycerol, pH 5.6, VAPOR DIFFUSION, HANGING DROP at 298K, VAPOR DIFFUSION, HANGING DROP, temperature 298.0K Resolution 1.80 Å R-free 0.245
3 Protein homooligomer Homooligomer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain E; UniProt 315–363 Chain F; UniProt 364–622 Fragment:Factor Xa cleavage product light chain Fragment:Factor Xa cleavage product heavy chain Mutation:S195A NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 1 NA SODIUM ION × 1 ACY ACETIC ACID × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 5.6;298 K;ammonium acetate, sodium citrate, PEG 4000, glycerol, pH 5.6, VAPOR DIFFUSION, HANGING DROP at 298K, VAPOR DIFFUSION, HANGING DROP, temperature 298.0K Resolution 1.80 Å R-free 0.245

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 562 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name THRB_HUMAN
Isoform
PDB entities 1, 2
Chains and sequence ranges Author chain A; PDBConstruct 1–49; UniProt 315–363 Author chain C; PDBConstruct 1–49; UniProt 315–363 Author chain E; PDBConstruct 1–49; UniProt 315–363 Author chain B; PDBConstruct 1–259; UniProt 364–622 Author chain D; PDBConstruct 1–259; UniProt 364–622 Author chain F; PDBConstruct 1–259; UniProt 364–622

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 1jou

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 1jou
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2. Structure Basics 2. Structure Basics

Entry ID entry_id1jou
Deposition date deposition_date2001-07-31
Structure title titleCrystal Structure of Native S195A Thrombin with an Unoccupied Active Site
Keywords keywordsprotease, proteinase, thrombin, factor IIa, enzyme, BLOOD CLOTTING; BLOOD CLOTTING
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier39.02
Radius of gyration Rg (electron density) rg_electron39.74
Forward intensity I(0) i0171115000.00
Molecular weight molecular_weight106130.0 kDa
Excluded volume excluded_volume132760 ų
Envelope volume envelope_volume173460 ų
Hydration-shell volume shell_volume39912 ų
Envelope diameter envelope_diameter136.5
Shell Rg shell_rg40.87
Envelope Rg envelope_rg39.58
Shape Rg shape_rg39.74
Total Rg total_rg39.83
Total atoms total_atoms7466
Residues n_residues735
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 dmax136.0
Rg (real space) rg_real39.66
Rg uncertainty (real space) rg_real_error1.38
I(0) (real space) i0_real1.7110e+08
I(0) uncertainty (real space) i0_real_error3.1710e+06
Rg (reciprocal space) rg_reciprocal39.27
I(0) (reciprocal space) i0_reciprocal171000000.0000
Solution quality estimate total_estimate0.6970
Solution quality rating solution_quality REASONABLE a REASONABLE solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary29.9
Skewness Skewness skewness0.565
Kurtosis Kurtosis kurtosis-0.480
Angular range angular_range— – 0.2050 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha276400000.0000
Real-space data points n_real_points42
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.522; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.493; Smooth: 0.000

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (7)

7. Fold Classification (SCOP + CATH) 12 domains

SCOP 2.08 (3 domains)

Domain ID domain_idd1jou.1
Class classb — All beta proteins
Fold Fold foldb.47 — Trypsin-like serine proteases
Superfamily Superfamily superfamilyb.47.1 — Trypsin-like serine proteases
Family Family familyb.47.1.2 — Eukaryotic proteases
Domain ID domain_idd1jou.2
Class classb — All beta proteins
Fold Fold foldb.47 — Trypsin-like serine proteases
Superfamily Superfamily superfamilyb.47.1 — Trypsin-like serine proteases
Family Family familyb.47.1.2 — Eukaryotic proteases
Domain ID domain_idd1jou.3
Class classb — All beta proteins
Fold Fold foldb.47 — Trypsin-like serine proteases
Superfamily Superfamily superfamilyb.47.1 — Trypsin-like serine proteases
Family Family familyb.47.1.2 — Eukaryotic proteases

CATH v4.4 (9 domains)

Domain ID domain_id1jouA00
Class class4 — Few Secondary Structures
Architecture architecture10 — Irregular
Topology topology140 — Epsilon-Thrombin; Chain L
Homologous superfamily homologous superfamily10 — Thrombin light chain domain
Domain ID domain_id1jouB01
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology10 — Thrombin, subunit H
Homologous superfamily homologous superfamily10 — Trypsin-like serine proteases
Domain ID domain_id1jouB02
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology10 — Thrombin, subunit H
Homologous superfamily homologous superfamily10 — Trypsin-like serine proteases
Domain ID domain_id1jouC00
Class class4 — Few Secondary Structures
Architecture architecture10 — Irregular
Topology topology140 — Epsilon-Thrombin; Chain L
Homologous superfamily homologous superfamily10 — Thrombin light chain domain
Domain ID domain_id1jouD01
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology10 — Thrombin, subunit H
Homologous superfamily homologous superfamily10 — Trypsin-like serine proteases
Domain ID domain_id1jouD02
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology10 — Thrombin, subunit H
Homologous superfamily homologous superfamily10 — Trypsin-like serine proteases
Domain ID domain_id1jouE00
Class class4 — Few Secondary Structures
Architecture architecture10 — Irregular
Topology topology140 — Epsilon-Thrombin; Chain L
Homologous superfamily homologous superfamily10 — Thrombin light chain domain
Domain ID domain_id1jouF01
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology10 — Thrombin, subunit H
Homologous superfamily homologous superfamily10 — Trypsin-like serine proteases
Domain ID domain_id1jouF02
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)