PPIRE02154

Target Protein Information
Protein_Name Trypsin-3
Protein_Sequence MCGPDDRCPARWPGPGRAVKCGKGLAAARPGRVERGGAQRGGAGLELHPLLGGRTWRAARDADGCEALGTVAVPFDDDDKIVGGYTCEENSLPYQVSLNSGSHFCGGSLISEQWVVSAAHCYKTRIQVRLGEHNIKVLEGNEQFINAAKIIRHPKYNRDTLDNDIMLIKLSSPAVINARVSTISLPTTPPAAGTECLISGWGNTLSFGADYPDELKCLDAPVLTQAECKASYPGKITNSMFCVGFLEGGKDSCQRDSGGPVVCNGQLQGVVSWGHGCAWKNRPGVYTKVYNYVDWIKDTIAANS
Organism_Source Homo sapiens
Functional_Classification Enzyme
Cellular_Localization Extracellular
Gene_Names PRSS3
UniProt_ID P35030
Protein-Protein Interaction Networks
Peptide Basic Information
Peptide_Name BPTI-R17M
Peptide_Sequence RPDFCLEPPYTGPCKAMIIRYFYNAKAGLCQTFVYGGCAENPFLWLQLTKMPDIVVV
Peptide_Length 57
Peptide_SMILES CC[C@H](C)[C@H](NC(=O)[C@H](CC(=O)O)NC(=O)[C@@H]1CCCN1C(=O)[C@H](CCSC)NC(=O)[C@H](CCCCN)NC(=O)[C@@H](NC(=O)[C@H](CC(C)C)NC(=O)[C@H](CCC(N)=O)NC(=O)[C@H](CC(C)C)NC(=O)[C@H](Cc1c[nH]c2ccccc12)NC(=O)[C@H](CC(C)C)NC(=O)[C@H](Cc1ccccc1)NC(=O)[C@@H]1CCCN1C(=O)[C@H](CC(N)=O)NC(=O)[C@H](CCC(=O)O)NC(=O)[C@H](C)NC(=O)[C@H](CS)NC(=O)CNC(=O)CNC(=O)[C@H](Cc1ccc(O)cc1)NC(=O)[C@@H](NC(=O)[C@H](Cc1ccccc1)NC(=O)[C@@H](NC(=O)[C@H](CCC(N)=O)NC(=O)[C@H](CS)NC(=O)[C@H](CC(C)C)NC(=O)CNC(=O)[C@H](C)NC(=O)[C@H](CCCCN)NC(=O)[C@H](C)NC(=O)[C@H](CC(N)=O)NC(=O)[C@H](Cc1ccc(O)cc1)NC(=O)[C@H](Cc1ccccc1)NC(=O)[C@H](Cc1ccc(O)cc1)NC(=O)[C@H](CCCNC(=N)N)NC(=O)[C@@H](NC(=O)[C@@H](NC(=O)[C@H](CCSC)NC(=O)[C@H](C)NC(=O)[C@H](CCCCN)NC(=O)[C@H](CS)NC(=O)[C@@H]1CCCN1C(=O)CNC(=O)[C@@H](NC(=O)[C@H](Cc1ccc(O)cc1)NC(=O)[C@@H]1CCCN1C(=O)[C@@H]1CCCN1C(=O)[C@H](CCC(=O)O)NC(=O)[C@H](CC(C)C)NC(=O)[C@H](CS)NC(=O)[C@H](Cc1ccccc1)NC(=O)[C@H](CC(=O)O)NC(=O)[C@@H]1CCCN1C(=O)[C@@H](N)CCCNC(=N)N)[C@@H](C)O)[C@@H](C)CC)[C@@H](C)CC)[C@@H](C)O)C(C)C)[C@@H](C)O)C(=O)N[C@H](C(=O)N[C@H](C(=O)N[C@H](C(=O)O)C(C)C)C(C)C)C(C)C
Chemical_Modification None
Cyclization_Method None
Linear/Cyclic Linear
N-terminal_Modification Free
C-terminal_Modification Free
Amino_Acid_Distribution
Peptide Physicochemical
Molecular_Weight 6490.70
Aliphatic_Index 82.10526
Aromaticity 0.15789
Average_Rotatable_Bonds 3.47368
Charge_at_pH_7 0.75024
Isoelectric_Point 7.90123
Number_of_Hydrogen_Bond_Acceptors 84
Number_of_Hydrogen_Bond_Donors 81
Topological_Polar_Surface_Area 2321.00000
X_logP_energy -13.08756
Interaction Information
Affinity Ki=0.761 uM
Affinity_Assay Enzyme Inhibition Kinetics
PDB_ID 2R9P
Type Inhibitor
Structure
Reference Information
Document_Type Research Articles
Title Determinants of affinity and proteolytic stability in interactions of Kunitz family protease inhibitors with mesotrypsin.
Release_Year 2010
PMID 20861008
DOI 10.1074/jbc.M110.171348