AMPDB_673 | Ocellatin-F1

PEPTIDE SUMMARY

Ocellatin-F1

1 General Description

AMPDB ID: AMPDB_673

Protein Names: Ocellatin-F1 (OF1) (Fallaxin) [Cleaved into: Fallaxin(1-22) (Ocellatin-LB1)]

Protein Family: Frog skin active peptide (FSAP) family; Ocellatin subfamily

Gene Name: Nil

Source Organism: Leptodactylus fallax (Mountain chicken frog) (Leptodactylus dominicensis)

Protein Length: 25 AA

Protein Existence: Evidence at protein level

2 Protein Sequence & Composition

2.1 Sequence

GVVDILKGAAKDIAGHLASKVMNKL

FASTA format

2.2 Composition

Counts of Amino Acids

'A': 4, 'R': 0, 'N': 1, 'D': 2, 'C': 0, 'Q': 0, 'E': 0, 'G': 3, 'H': 1, 'I': 2, 'L': 3, 'K': 4, 'M': 1, 'F': 0, 'P': 0, 'S': 1, 'T': 0, 'W': 0, 'Y': 0, 'V': 3

Frequencies of Amino Acids

'A': 16%, 'R': 0%, 'N': 4%, 'D': 8%, 'C': 0%, 'Q': 0%, 'E': 0%, 'G': 12%, 'H': 4%, 'I': 8%, 'L': 12%, 'K': 16%, 'M': 4%, 'F': 0%, 'P': 0%, 'S': 4%, 'T': 0%, 'W': 0%, 'Y': 0%, 'V': 12%

Missing Amino Acid(s)

C, E, F, P, Q, R, T, W, Y

Most Occurring Amino Acid(s)

A, K

Less Occurring Amino Acid(s)

H, M, N, S

Hydrophobic Amino Acid(s) Count

Hydrophilic Amino Acid(s) Count

Basic Amino Acid(s) Count

Acidic Amino Acid(s) Count

Modified Amino Acid(s) Count

Modified Amino Acid(s) Frequencies

Computed by biopython (version 1.79) & proteinAnalysis (version 1)

3 Physicochemical Properties

Sl. No.	Properties	Values	Reference
1.	Molecular Mass	2549.07 Da	Computed by ProtParam module (biopython 1.79)
2.	Aliphatic Index	128.8	Computed by ProtParam module (biopython 1.79)
3.	Instability Index (Half Life)	3.784	Computed by ProtParam module (biopython 1.79)
4.	Hydrophobicity (GRAVY)	0.432	Computed by ProtParam module (biopython 1.79)
5.	Hydrophobic Moment	0.593	Computed by ProtParam module (biopython 1.79)
6.	Isoelectric Point	10.333	Computed by ProtParam module (biopython 1.79)
7.	Charge (at pH 7)	2.089	Computed by ProtParam module (biopython 1.79)
8.	Secondary Structure Fraction	0.32, 0.2, 0.32 [Helix, Turn, Sheet]	Computed by ProtParam module (biopython 1.79)
9.	Aromaticity	0	Computed by ProtParam module (biopython 1.79)
10.	Molar Extinction Coefficient (cysteine\|cystine)	0, 0	Computed by ProtParam module (biopython 1.79)

4 Activity Details

4.1 Target Organism(s)

A.actinomycetemcomitans (Gram-negative), E.cloacae (Gram-negative), E.coli (Gram-negative), K.pneumoniae (Gram-negative), P.aeruginosa (Gram-negative), S.aureus (Gram-positive)

4.2 Antimicrobial Activity

Amphibian defense peptide, Antibiotic, Antimicrobial, Antiviral protein, Fungicide, Anti-candida, Anti-gram-negative, Anti-gram-Positive

4.3 Enzymatic Activity

Not found

4.4 Inhibitory Effect

Not found

4.5 Other Biological Activity

Hemolytic, Non-ribosomal

Activity data manually curated from Literature and UniProt

5 Database Cross-references

5.1 Literature Database

5.1.1 PubMed

Citation 1: Rollins-Smith LA, King JD, Nielsen PF, et al. An antimicrobial peptide from the skin secretions of the mountain chicken frog Leptodactylus fallax (Anura:Leptodactylidae). Regul Pept. 2005;124(1-3):173-8. Published 2005 Jan 15. doi:10.1016/j.regpep.2004.07.013

PMID: 15544856

5.2 Protein Sequence Databases

UniProt: P0DQJ8

5.3 3D Structure Databases

No PDB Ids found

AlphaFoldDB: P0DQJ8

5.4 Nucleotide Sequence Databases

No entries found in GenBank or EMBL

CCDS: Not found

RefSeq: Not found

5.5 Protein-Protein Interaction Databases

STRING: Not found

IntAct: Not found

MINT: Not found

DIP: Not found

BioGRID: Not found

5.6 Ligand Databases

BindingDB: Not found

DrugBank: Not found

ChEMBL: Not found

5.7 Family & Domain Databases

InterPro: IPR012518

PANTHER: Not found

PROSITE: Not found

5.8 Genome Annotation Databases

Ensembl: Not found

KEGG: Not found

5.9 Phylogenomic Databases

GeneTree: Not found

5.10 Enzyme & Pathway Databases

BRENDA: Not found

BioCyc: Not found

5.11 Protein-RNA Interaction Databases

RNAct: Not found

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