AMPDB_4067 | Dolabellanin-B2

PEPTIDE SUMMARY

Dolabellanin-B2

1 General Description

AMPDB ID: AMPDB_4067

Protein Names: Dolabellanin-B2

Protein Family: Nil

Gene Name: Nil

Source Organism: Dolabella auricularia (Shoulderblade sea cat)

Protein Length: 33 AA

Protein Existence: Evidence at protein level

2 Protein Sequence & Composition

2.1 Sequence

SHQDCYEALHKCMASHSKPFSCSMKFHMCLQQQ

FASTA format

2.2 Composition

Counts of Amino Acids

'A': 2, 'R': 0, 'N': 0, 'D': 1, 'C': 4, 'Q': 4, 'E': 1, 'G': 0, 'H': 4, 'I': 0, 'L': 2, 'K': 3, 'M': 3, 'F': 2, 'P': 1, 'S': 5, 'T': 0, 'W': 0, 'Y': 1, 'V': 0

Frequencies of Amino Acids

'A': 6.06%, 'R': 0%, 'N': 0%, 'D': 3.03%, 'C': 12.12%, 'Q': 12.12%, 'E': 3.03%, 'G': 0%, 'H': 12.12%, 'I': 0%, 'L': 6.06%, 'K': 9.09%, 'M': 9.09%, 'F': 6.06%, 'P': 3.03%, 'S': 15.15%, 'T': 0%, 'W': 0%, 'Y': 3.03%, 'V': 0%

Missing Amino Acid(s)

G, I, N, R, T, V, W

Most Occurring Amino Acid(s)

Less Occurring Amino Acid(s)

D, E, P, Y

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	3872.48 Da	Computed by ProtParam module (biopython 1.79)
2.	Aliphatic Index	29.697	Computed by ProtParam module (biopython 1.79)
3.	Instability Index (Half Life)	74.861	Computed by ProtParam module (biopython 1.79)
4.	Hydrophobicity (GRAVY)	-0.603	Computed by ProtParam module (biopython 1.79)
5.	Hydrophobic Moment	0.48	Computed by ProtParam module (biopython 1.79)
6.	Isoelectric Point	7.978	Computed by ProtParam module (biopython 1.79)
7.	Charge (at pH 7)	1.114	Computed by ProtParam module (biopython 1.79)
8.	Secondary Structure Fraction	0.152, 0.182, 0.242 [Helix, Turn, Sheet]	Computed by ProtParam module (biopython 1.79)
9.	Aromaticity	0.091	Computed by ProtParam module (biopython 1.79)
10.	Molar Extinction Coefficient (cysteine\|cystine)	1490, 1740	Computed by ProtParam module (biopython 1.79)

4 Activity Details

4.1 Target Organism(s)

B.subtilis (Gram-positive), C.albicans, C.tropicalis (Gram-negative), E.coli (Gram-negative), L.monocytogenes (Gram-positive), S.aureus (Gram-positive), S.cerevisiae, S.pombe, V.vulnificus (Gram-negative)

4.2 Antimicrobial Activity

Antibiotic, Antimicrobial, Fungicide, Anti-candida, Anti-yeast, Anti-gram-negative, Anti-gram-Positive

4.3 Enzymatic Activity

Not found

4.4 Inhibitory Effect

Not found

4.5 Other Biological Activity

Non-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: Iijima R, Kisugi J, Yamazaki M, et al. A novel antimicrobial peptide from the sea hare Dolabella auricularia. Dev Comp Immunol. 2003;27(4):305-11. Published 2003 Apr. doi:10.1016/s0145-305x(02)00105-2

PMID: 12590964

5.2 Protein Sequence Databases

UniProt: P83376

5.3 3D Structure Databases

No PDB Ids found

AlphaFoldDB: P83376

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: Not found

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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