Basic Information

IDDRAMP02740
SequenceYDLSKNCRLRGGICYIGKCPRRFFRSGSCSRGNVCCLRFG
Length40
NameTBD-1 (Turtle beta-defensin 1; Reptiles, animals)
SourceEmys orbicularis (European pond turtle)
ActivityAntimicrobial, Antibacterial, Anti-Gram+, Anti-Gram-, Antifungal
Pathogen[Ref.19253295]Gram-negative bacterium (LS, HS): Escherichia coli ML35p (MIC=0.65, >20 µmol/L);##Gram-positive bacteria: (LS, HS): Listeria monocytogenes EGD (MIC=0.65, >20 µmol/L), Methicillin-resistant Staphylococcus aureus ATCC 33591 (MIC=5.6, >20 µmol/L).##Yeast: Candida albicans (MIC=5.2, >20 µmol/L).##NOTE: LS (low salt): 10 mmol/L sodium phosphate buffer (pH 7.4) and HS (high salt): 10 mmol/L sodium-phosphate buffer (pH 7.4), 0.1 mol/L sodium chloride.
Hemolytic Activity[Ref.19253295] It has no hemolytic activity against human erythrocytes up to 25 mmol/L
CytotoxicityNo cytotoxicity information found
N-terminal ModificationFree
C-terminal ModificationFree
Linear/Cyclic/BranchedCyclic
Uniprot P86253
PDB
3D View
PDB DownloadDownload PDB Predicted by Alphafold2
PubMed ID19253295

Physicochemical Properties

Residues40
SequenceYDLSKNCRLRGGICYIGKCPRRFFRSGSCSRGNVCCLRFG
Molecular Weight4550.329
Grand Average of Hydropathy-0.29
Isoelectric Point9.86
Charge at pH 7.47.401
Secondary StructureHelix: 0.275, Turn: 0.325, Sheet: 0.075
Instability Index63.067
Aromaticity0.125

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