1bhc

BOVINE PANCREATIC TRYPSIN INHIBITOR CRYSTALLIZED FROM THIOCYANATE

Method: X-RAY DIFFRACTION Dmax: 83.9 Å Quality: REASONABLE

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

BOVINE PANCREATIC TRYPSIN INHIBITOR

OrganismNot specified

UniProt P00974

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 × 10 PDB declaration: decameric(10) Consistent with protein copy count Chain A; UniProt 36–93 Chain B; UniProt 36–93 Chain C; UniProt 36–93 Chain D; UniProt 36–93 Chain E; UniProt 36–93 Chain F; UniProt 36–93 Chain G; UniProt 36–93 Chain H; UniProt 36–93 Chain I; UniProt 36–93 Chain J; UniProt 36–93 Not recorded SCN THIOCYANATE ION × 10 X-RAY DIFFRACTION X-ray crystallization conditions:pH 4.5;BPTI WAS CRYSTALLIZED FROM 250MM THIOCYANATE IN ACETATE BUFFER (50MM, PH=4.5) Resolution 2.70 Å R-free 0.265

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.

123 other PDB entries and 265 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name BPT1_BOVIN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–58; UniProt 36–93 Author chain B; PDBConstruct 1–58; UniProt 36–93 Author chain C; PDBConstruct 1–58; UniProt 36–93 Author chain D; PDBConstruct 1–58; UniProt 36–93 Author chain E; PDBConstruct 1–58; UniProt 36–93 Author chain F; PDBConstruct 1–58; UniProt 36–93 Author chain G; PDBConstruct 1–58; UniProt 36–93 Author chain H; PDBConstruct 1–58; UniProt 36–93 Author chain I; PDBConstruct 1–58; UniProt 36–93 Author chain J; PDBConstruct 1–58; UniProt 36–93

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 1bhc

P(r) Distance Distribution P(r) Distribution

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

Entry ID entry_id1bhc
Deposition date deposition_date1998-06-05
Structure title titleBOVINE PANCREATIC TRYPSIN INHIBITOR CRYSTALLIZED FROM THIOCYANATE
Keywords keywordsPROTEASE INHIBITOR, TRYPSIN; PROTEASE INHIBITOR
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier23.71
Radius of gyration Rg (electron density) rg_electron22.83
Forward intensity I(0) i075227700.00
Molecular weight molecular_weight64365.0 kDa
Excluded volume excluded_volume79034 ų
Envelope volume envelope_volume93644 ų
Hydration-shell volume shell_volume32620 ų
Envelope diameter envelope_diameter71.8
Shell Rg shell_rg31.10
Envelope Rg envelope_rg22.67
Shape Rg shape_rg22.84
Total Rg total_rg23.67
Total atoms total_atoms4470
Residues n_residues560
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 dmax83.9
Rg (real space) rg_real23.48
Rg uncertainty (real space) rg_real_error0.56
I(0) (real space) i0_real7.5230e+07
I(0) uncertainty (real space) i0_real_error1.0110e+06
Rg (reciprocal space) rg_reciprocal23.54
I(0) (reciprocal space) i0_reciprocal75230000.0000
Solution quality estimate total_estimate0.7459
Solution quality rating solution_quality REASONABLE a REASONABLE solution
P(r) peaks n_peaks3
Primary peak position r_peak_primary32.8
Skewness Skewness skewness-0.010
Kurtosis Kurtosis kurtosis-0.529
Angular range angular_range— – 0.3350 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha37180000.0000
Real-space data points n_real_points65
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.573; Stabil: 0.991; Sysdev: 1.000; Positv: 1.000; Valcen: 1.000; Smooth: 0.000

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

7. Fold Classification (SCOP + CATH) 20 domains

SCOP 2.08 (10 domains)

Domain ID domain_idd1bhca_
Class classg — Small proteins
Fold Fold foldg.8 — BPTI-like
Superfamily Superfamily superfamilyg.8.1 — BPTI-like
Family Family familyg.8.1.1 — Small Kunitz-type inhibitors & BPTI-like toxins
Domain ID domain_idd1bhcb_
Class classg — Small proteins
Fold Fold foldg.8 — BPTI-like
Superfamily Superfamily superfamilyg.8.1 — BPTI-like
Family Family familyg.8.1.1 — Small Kunitz-type inhibitors & BPTI-like toxins
Domain ID domain_idd1bhcc_
Class classg — Small proteins
Fold Fold foldg.8 — BPTI-like
Superfamily Superfamily superfamilyg.8.1 — BPTI-like
Family Family familyg.8.1.1 — Small Kunitz-type inhibitors & BPTI-like toxins
Domain ID domain_idd1bhcd_
Class classg — Small proteins
Fold Fold foldg.8 — BPTI-like
Superfamily Superfamily superfamilyg.8.1 — BPTI-like
Family Family familyg.8.1.1 — Small Kunitz-type inhibitors & BPTI-like toxins
Domain ID domain_idd1bhce_
Class classg — Small proteins
Fold Fold foldg.8 — BPTI-like
Superfamily Superfamily superfamilyg.8.1 — BPTI-like
Family Family familyg.8.1.1 — Small Kunitz-type inhibitors & BPTI-like toxins
Domain ID domain_idd1bhcf_
Class classg — Small proteins
Fold Fold foldg.8 — BPTI-like
Superfamily Superfamily superfamilyg.8.1 — BPTI-like
Family Family familyg.8.1.1 — Small Kunitz-type inhibitors & BPTI-like toxins
Domain ID domain_idd1bhcg_
Class classg — Small proteins
Fold Fold foldg.8 — BPTI-like
Superfamily Superfamily superfamilyg.8.1 — BPTI-like
Family Family familyg.8.1.1 — Small Kunitz-type inhibitors & BPTI-like toxins
Domain ID domain_idd1bhch_
Class classg — Small proteins
Fold Fold foldg.8 — BPTI-like
Superfamily Superfamily superfamilyg.8.1 — BPTI-like
Family Family familyg.8.1.1 — Small Kunitz-type inhibitors & BPTI-like toxins
Domain ID domain_idd1bhci_
Class classg — Small proteins
Fold Fold foldg.8 — BPTI-like
Superfamily Superfamily superfamilyg.8.1 — BPTI-like
Family Family familyg.8.1.1 — Small Kunitz-type inhibitors & BPTI-like toxins
Domain ID domain_idd1bhcj_
Class classg — Small proteins
Fold Fold foldg.8 — BPTI-like
Superfamily Superfamily superfamilyg.8.1 — BPTI-like
Family Family familyg.8.1.1 — Small Kunitz-type inhibitors & BPTI-like toxins

CATH v4.4 (10 domains)

Domain ID domain_id1bhcA00
Class class4 — Few Secondary Structures
Architecture architecture10 — Irregular
Topology topology410 — Factor Xa Inhibitor
Homologous superfamily homologous superfamily10 — Pancreatic trypsin inhibitor Kunitz domain
Domain ID domain_id1bhcB00
Class class4 — Few Secondary Structures
Architecture architecture10 — Irregular
Topology topology410 — Factor Xa Inhibitor
Homologous superfamily homologous superfamily10 — Pancreatic trypsin inhibitor Kunitz domain
Domain ID domain_id1bhcC00
Class class4 — Few Secondary Structures
Architecture architecture10 — Irregular
Topology topology410 — Factor Xa Inhibitor
Homologous superfamily homologous superfamily10 — Pancreatic trypsin inhibitor Kunitz domain
Domain ID domain_id1bhcD00
Class class4 — Few Secondary Structures
Architecture architecture10 — Irregular
Topology topology410 — Factor Xa Inhibitor
Homologous superfamily homologous superfamily10 — Pancreatic trypsin inhibitor Kunitz domain
Domain ID domain_id1bhcE00
Class class4 — Few Secondary Structures
Architecture architecture10 — Irregular
Topology topology410 — Factor Xa Inhibitor
Homologous superfamily homologous superfamily10 — Pancreatic trypsin inhibitor Kunitz domain
Domain ID domain_id1bhcF00
Class class4 — Few Secondary Structures
Architecture architecture10 — Irregular
Topology topology410 — Factor Xa Inhibitor
Homologous superfamily homologous superfamily10 — Pancreatic trypsin inhibitor Kunitz domain
Domain ID domain_id1bhcG00
Class class4 — Few Secondary Structures
Architecture architecture10 — Irregular
Topology topology410 — Factor Xa Inhibitor
Homologous superfamily homologous superfamily10 — Pancreatic trypsin inhibitor Kunitz domain
Domain ID domain_id1bhcH00
Class class4 — Few Secondary Structures
Architecture architecture10 — Irregular
Topology topology410 — Factor Xa Inhibitor
Homologous superfamily homologous superfamily10 — Pancreatic trypsin inhibitor Kunitz domain
Domain ID domain_id1bhcI00
Class class4 — Few Secondary Structures
Architecture architecture10 — Irregular
Topology topology410 — Factor Xa Inhibitor
Homologous superfamily homologous superfamily10 — Pancreatic trypsin inhibitor Kunitz domain
Domain ID domain_id1bhcJ00
Class class4 — Few Secondary Structures
Architecture architecture10 — Irregular
Topology topology410 — Factor Xa Inhibitor
Homologous superfamily homologous superfamily10 — Pancreatic trypsin inhibitor Kunitz domain

8. Citations (5)

9. Files and Curves (10)