1jmo

Crystal Structure of the Heparin Cofactor II-S195A Thrombin Complex

Method: X-RAY DIFFRACTION Dmax: 109.5 Å Quality: GOOD

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 Other combination Heteromer Protein × 3 其他Polymer 1 PDB declaration: trimeric(3) Consistent with protein copy count Chain H; UniProt 363–622 Chain L; UniProt 315–362 Fragment:light chain Fragment:heavy chain Mutation:S195A HEPARIN COFACTOR II × 1 (P05546) 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 1 NA SODIUM ION × 1 MPD (4S)-2-METHYL-2,4-PENTANEDIOL × 5 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7.4;298 K;NH4Cl, PEG 3350, pH 7.4, VAPOR DIFFUSION, HANGING DROP at 298K Resolution 2.20 Å R-free 0.211

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, 2
Chains and sequence ranges Author chain L; PDBConstruct 1–48; UniProt 315–362 Author chain H; PDBConstruct 1–260; UniProt 363–622

HEPARIN COFACTOR II

OrganismNot specified

UniProt P05546

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 Heteromer Protein × 3 其他Polymer 1 PDB declaration: trimeric(3) Consistent with protein copy count Chain A; UniProt 20–499 Non-standard monomer:Yes (specific site not provided by mmCIF) Thrombin, light chain × 1 (P00734) Thrombin, heavy chain × 1 (P00734) 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 1 NA SODIUM ION × 1 MPD (4S)-2-METHYL-2,4-PENTANEDIOL × 5 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7.4;298 K;NH4Cl, PEG 3350, pH 7.4, VAPOR DIFFUSION, HANGING DROP at 298K Resolution 2.20 Å R-free 0.211

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.

8 other PDB entries and 8 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name HEP2_HUMAN
Isoform
PDB entities 3
Chains and sequence ranges Author chain A; PDBConstruct 1–480; UniProt 20–499

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 1jmo

P(r) Distance Distribution P(r) Distribution

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

Entry ID entry_id1jmo
Deposition date deposition_date2001-07-19
Structure title titleCrystal Structure of the Heparin Cofactor II-S195A Thrombin Complex
Keywords keywordsserpin, thrombin, protease, inhibition, inhibitor, 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_guinier32.31
Radius of gyration Rg (electron density) rg_electron32.10
Forward intensity I(0) i0113339000.00
Molecular weight molecular_weight85765.0 kDa
Excluded volume excluded_volume107820 ų
Envelope volume envelope_volume134590 ų
Hydration-shell volume shell_volume36677 ų
Envelope diameter envelope_diameter114.3
Shell Rg shell_rg37.33
Envelope Rg envelope_rg31.97
Shape Rg shape_rg32.10
Total Rg total_rg32.54
Total atoms total_atoms6027
Residues n_residues670
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 dmax109.5
Rg (real space) rg_real32.57
Rg uncertainty (real space) rg_real_error1.01
I(0) (real space) i0_real1.1330e+08
I(0) uncertainty (real space) i0_real_error2.0610e+06
Rg (reciprocal space) rg_reciprocal32.46
I(0) (reciprocal space) i0_reciprocal113300000.0000
Solution quality estimate total_estimate0.8421
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary31.3
Skewness Skewness skewness0.511
Kurtosis Kurtosis kurtosis-0.385
Angular range angular_range— – 0.2450 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha51550000.0000
Real-space data points n_real_points50
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.733; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.876; Smooth: 0.868

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (8)

7. Fold Classification (SCOP + CATH) 7 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd1jmo.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_idd1jmoa_
Class classe — Multi-domain proteins (alpha and beta)
Fold Fold folde.1 — Serpins
Superfamily Superfamily superfamilye.1.1 — Serpins
Family Family familye.1.1.1 — Serpins

CATH v4.4 (5 domains)

Domain ID domain_id1jmoA01
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology497 — Antithrombin; Chain I, domain 2
Homologous superfamily homologous superfamily10 — Antithrombin, subunit I, domain 2
Domain ID domain_id1jmoA02
Class class2 — Mainly Beta
Architecture architecture30 — Roll
Topology topology39 — Alpha-1-antitrypsin; domain 1
Homologous superfamily homologous superfamily10 — Alpha-1-antitrypsin, domain 1
Domain ID domain_id1jmoH01
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology10 — Thrombin, subunit H
Homologous superfamily homologous superfamily10 — Trypsin-like serine proteases
Domain ID domain_id1jmoH02
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology10 — Thrombin, subunit H
Homologous superfamily homologous superfamily10 — Trypsin-like serine proteases
Domain ID domain_id1jmoL00
Class class4 — Few Secondary Structures
Architecture architecture10 — Irregular
Topology topology140 — Epsilon-Thrombin; Chain L
Homologous superfamily homologous superfamily10 — Thrombin light chain domain

8. Citations (1)

9. Files and Curves (10)