PPIRE14697

Target Protein Information
Protein_Name Serine protease 1
Protein_Sequence MKTFIFLALLGAAVAFPVDDDDKIVGGYTCGANTVPYQVSLNSGYHFCGGSLINSQWVVSAAHCYKSGIQVRLGEDNINVVEGNEQFISASKSIVHPSYNSNTLNNDIMLIKLKSAASLNSRVASISLPTSCASAGTQCLISGWGNTKSSGTSYPDVLKCLKAPILSDSSCKSAYPGQITSNMFCAGYLEGGKDSCQGDSGGPVVCSGKLQGIVSWGSGCAQKNKPGVYTKVCNYVSWIKQTIASN
Organism_Source Bos taurus
Functional_Classification serine proteases
Cellular_Localization Extracellular
Gene_Names PRSS1
UniProt_ID P00760
Protein-Protein Interaction Networks
Peptide Basic Information
Peptide_Name BWI-2c
Peptide_Sequence SEKPQQELEECQNVCRMKRWSTEMVHRCEKKCEEKFERQQR
Peptide_Length 41
Peptide_SMILES CSCC[C@H](NC(=O)[C@H](CCCNC(=N)N)NC(=O)[C@H](CS)NC(=O)[C@@H](NC(=O)[C@H](CC(N)=O)NC(=O)[C@H](CCC(N)=O)NC(=O)[C@H](CS)NC(=O)[C@H](CCC(=O)O)NC(=O)[C@H](CCC(=O)O)NC(=O)[C@H](CC(C)C)NC(=O)[C@H](CCC(=O)O)NC(=O)[C@H](CCC(N)=O)NC(=O)[C@H](CCC(N)=O)NC(=O)[C@@H]1CCCN1C(=O)[C@H](CCCCN)NC(=O)[C@H](CCC(=O)O)NC(=O)[C@@H](N)CO)C(C)C)C(=O)N[C@@H](CCCCN)C(=O)N[C@@H](CCCNC(=N)N)C(=O)N[C@@H](Cc1c[nH]c2ccccc12)C(=O)N[C@@H](CO)C(=O)N[C@H](C(=O)N[C@@H](CCC(=O)O)C(=O)N[C@@H](CCSC)C(=O)N[C@H](C(=O)N[C@@H](Cc1c[nH]cn1)C(=O)N[C@@H](CCCNC(=N)N)C(=O)N[C@@H](CS)C(=O)N[C@@H](CCC(=O)O)C(=O)N[C@@H](CCCCN)C(=O)N[C@@H](CCCCN)C(=O)N[C@@H](CS)C(=O)N[C@@H](CCC(=O)O)C(=O)N[C@@H](CCC(=O)O)C(=O)N[C@@H](CCCCN)C(=O)N[C@@H](Cc1ccccc1)C(=O)N[C@@H](CCC(=O)O)C(=O)N[C@@H](CCCNC(=N)N)C(=O)N[C@@H](CCC(N)=O)C(=O)N[C@@H](CCC(N)=O)C(=O)N[C@@H](CCCNC(=N)N)C(=O)O)C(C)C)[C@@H](C)O
Chemical_Modification None
Cyclization_Method None
Linear/Cyclic Linear
N-terminal_Modification Free
C-terminal_Modification Free
Amino_Acid_Distribution
Peptide Physicochemical
Molecular_Weight 5185.89
Aliphatic_Index 23.65854
Aromaticity 0.04878
Average_Rotatable_Bonds 4.56098
Charge_at_pH_7 0.85548
Isoelectric_Point 7.93299
Number_of_Hydrogen_Bond_Acceptors 77
Number_of_Hydrogen_Bond_Donors 85
Topological_Polar_Surface_Area 2357.53000
X_logP_energy -25.87465
Interaction Information
Affinity Ki=0.174 nM
Affinity_Assay Enzyme Inhibition Kinetics
PDB_ID None
Type Inhibitor
Structure
Reference Information
Document_Type Research Articles
Title Buckwheat trypsin inhibitor with helical hairpin structure belongs to a new family of plant defence peptides.
Release_Year 2012
PMID 22612157
DOI 10.1042/BJ20120548