AMPDB_35166 | Glycine-rich antimicrobial peptide Pg-AMP

PEPTIDE SUMMARY

Glycine-rich antimicrobial peptide Pg-AMP

1 General Description

AMPDB ID: AMPDB_35166

Protein Names: Glycine-rich antimicrobial peptide Pg-AMP

Protein Family: Nil

Gene Name: Nil

Source Organism: Psidium guajava (Guava) (Psidium pyriferum)

Protein Length: 55 AA

Protein Existence: Evidence at protein level

2 Protein Sequence & Composition

2.1 Sequence

RESPSSRMECYEQAERYGYGGYGGGRYGGGYGSGRGQPVGQGVERSHDDNRNQPR

FASTA format

2.2 Composition

Counts of Amino Acids

'A': 1, 'R': 8, 'N': 2, 'D': 2, 'C': 1, 'Q': 4, 'E': 5, 'G': 14, 'H': 1, 'I': 0, 'L': 0, 'K': 0, 'M': 1, 'F': 0, 'P': 3, 'S': 5, 'T': 0, 'W': 0, 'Y': 6, 'V': 2

Frequencies of Amino Acids

'A': 1.82%, 'R': 14.55%, 'N': 3.64%, 'D': 3.64%, 'C': 1.82%, 'Q': 7.27%, 'E': 9.09%, 'G': 25.45%, 'H': 1.82%, 'I': 0%, 'L': 0%, 'K': 0%, 'M': 1.82%, 'F': 0%, 'P': 5.45%, 'S': 9.09%, 'T': 0%, 'W': 0%, 'Y': 10.91%, 'V': 3.64%

Missing Amino Acid(s)

F, I, K, L, T, W

Most Occurring Amino Acid(s)

Less Occurring Amino Acid(s)

A, C, H, M

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	6029.34 Da	Computed by ProtParam module (biopython 1.79)
2.	Aliphatic Index	12.364	Computed by ProtParam module (biopython 1.79)
3.	Instability Index (Half Life)	52.971	Computed by ProtParam module (biopython 1.79)
4.	Hydrophobicity (GRAVY)	-1.678	Computed by ProtParam module (biopython 1.79)
5.	Hydrophobic Moment	0.566	Computed by ProtParam module (biopython 1.79)
6.	Isoelectric Point	8.446	Computed by ProtParam module (biopython 1.79)
7.	Charge (at pH 7)	1.032	Computed by ProtParam module (biopython 1.79)
8.	Secondary Structure Fraction	0.145, 0.436, 0.127 [Helix, Turn, Sheet]	Computed by ProtParam module (biopython 1.79)
9.	Aromaticity	0.109	Computed by ProtParam module (biopython 1.79)
10.	Molar Extinction Coefficient (cysteine\|cystine)	8940, 8940	Computed by ProtParam module (biopython 1.79)

4 Activity Details

4.1 Target Organism(s)

E.coli (Gram-negative), K.pneumoniae (Gram-negative), Klebsiella sp (Gram-negative), Proteus (Gram-negative)

4.2 Antimicrobial Activity

Antibiotic, Antimicrobial, Anti-gram-negative

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: Pelegrini PB, Murad AM, Silva LP, et al. Identification of a novel storage glycine-rich peptide from guava (Psidium guajava) seeds with activity against Gram-negative bacteria. Peptides. 2008;29(8):1271-9. Published 2008 Aug. doi:10.1016/j.peptides.2008.03.013

PMID: 18448201

5.2 Protein Sequence Databases

UniProt: P86030

5.3 3D Structure Databases

No PDB Ids found

AlphaFoldDB: P86030

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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