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PEPDIA-INT-010134

Gold

Unnamed peptide

Quality

Source DBs

Activities

Source refs

Literature

Patents

Integrated record

Sequence and molecular profile

PVPQP

Indexed sequence5 aa

1PVPQP

Length

Molecular weight

536.63 Da

Formula

C25H40N6O7

Structure type

Linear

Synthesis

Chirality

Family

Gene

Residue composition

Physicochemical profile

Hydrophobic1

Membrane affinity proxy

Polar1

Solubility proxy

Charged0

Net charge proxy +0

Aromatic0

Binding interaction proxy

Versioned scientific descriptors

Physicochemical properties and standard representations

calculated sequence and structure

Reported properties

Legacy compatibility fields are materialized from the versioned PepDiana computed release; no separate source-reported property is available.

Computed properties

physchem-20260620

Molecular weight

536.6211 Da

Molecular formula

C25H40N6O7

Theoretical pI

5.955

Net charge at pH 7

-0.0415

GRAVY

-0.82

Instability index

162.08

Aromaticity

Topological polar surface area

191.24 Å²

cLogP

-1.3039

Hydrogen-bond donors

Hydrogen-bond acceptors

Rotatable bonds

Method: PepDiana sequence/structure descriptor pipeline

Tool: Biopython+RDKit · Biopython 1.85; RDKit 2024.09.6

Calculated: 2026-06-20T11:01:38.358971+00:00

Assumptions: ph=7; termini=free N-terminus and free C-terminus for simple linear peptides; stereochemistry=standard L-amino acids; smiles_length_limit=200

Sequence representations

representations-20260620 · RDKit 2024.09.6

ProForma 2.0

validated simple linear

PVPQP

HELM 2.0

validated simple linear

PEPTIDE1{P.V.P.Q.P}$$$$V2.0

Canonical SMILES

validated

CC(C)C(NC(=O)C1CCCN1)C(=O)N1CCCC1C(=O)NC(CCC(N)=O)C(=O)N1CCCC1C(=O)O

Isomeric SMILES

validated

CC(C)[C@H](NC(=O)[C@@H]1CCCN1)C(=O)N1CCC[C@H]1C(=O)N[C@@H](CCC(N)=O)C(=O)N1CCC[C@H]1C(=O)O

Follow-up research

External analysis tools

Run BLASTPSearch similar protein or peptide sequences at NCBI.Search UniProtLook for related UniProtKB entries using the sequence.Search PubMedFind literature context for this peptide record.Search PubChemOpen chemistry search with the canonical SMILES string.

Links open third-party resources with the current PepDiana sequence, record name, or chemistry notation as the initial query.

Research workflow

Citation and local history

BibTeX

@misc{PEPDIA-INT-010134,
  title = {Unnamed peptide},
  author = {{PepDiana Consortium}},
  year = {2026},
  howpublished = {PepDiana Multifunctional Peptide Database},
  url = {http://127.0.0.1:3004/peptides/PEPDIA-INT-010134},
  note = {Accessed from local PepDiana development build}
}

APA-style note

Unnamed peptide. (2026). PepDiana record PEPDIA-INT-010134. PepDiana Multifunctional Peptide Database. http://127.0.0.1:3004/peptides/PEPDIA-INT-010134

This record is saved to local recent-view history so it can reappear on the peptide browser page.

Integrated source-database annotations

Biological activity (8 records)

Stable record	Activity	Subtype	Value	Target	Assay method	Source
CTPDB_P010134_ACT_ahtpdb_0001	Metabolic/Cardiovascular	ACE Inhibitor	110.0 µM	Unknown	Not reported by source	2449ahtpdb / linked
CTPDB_P010134_ACT_ahtpdb_0000	Metabolic/Cardiovascular	ACE Inhibitor	Not available for this observation	Unknown	Not reported by source	4105ahtpdb / linked
CTPDB_P010134_ACT_ahtpdb_0002	Metabolic/Cardiovascular	ACE Inhibitor	110.0 µM	Unknown	Not reported by source	5338ahtpdb / linked
CTPDB_P010134_ACT_ahtpdb_0003	Metabolic/Cardiovascular	ACE Inhibitor	110.0 µM	Unknown	Kasahara and Ashihara (1981)	5989ahtpdb / linked
CTPDB_P010134_ACT_ahtpdb_0004	Metabolic/Cardiovascular	ACE Inhibitor	110.0 µM	Unknown	Not reported by source	6289ahtpdb / linked
CTPDB_P010134_ACT_ahtpdb_0005	Metabolic/Cardiovascular	ACE Inhibitor	110.0 µM	Unknown	Kasahara and Ashihara (1981)	6814ahtpdb / linked
CTPDB_P010134_ACT_plantpepdb_0006	Metabolic/Cardiovascular	Antihypertensive	Not available for this observation	Unknown	Not reported by source	PPepDB_169plantpepdb / linked
CTPDB_P010134_ACT_satpdb_0007	Metabolic/Cardiovascular	Antihypertensive	Not available for this observation	Unknown	Not reported by source	satpdb22199satpdb / linked

Provenance

Source database records (8)

ahtpdb

4105

Raw sequence

PVPQP

ahtpdb

2449

Raw sequence

PVPQP

ahtpdb

6289

Raw sequence

PVPQP

ahtpdb

6814

Raw sequence

PVPQP

ahtpdb

5338

Raw sequence

PVPQP

ahtpdb

5989

Raw sequence

PVPQP

plantpepdb

PPepDB_169

Raw sequence

PVPQP

satpdb

satpdb22199

Raw sequence

PVPQP

Citation trail

Literature (5 records)

Analysis of Domains in Selected Plant and Animal Food Proteins - Precursors of Biologically Active Peptides - In Silico Approach

A. Iwaniak, J. Dziuba

Food Science and Technology International 01/2009; 15(2):179-191.2009

A new QSAR model, for angiotensin I-converting enzyme inhibitory oligopeptides.

Sagardia I1, Roa-Ureta RH, Bald C.

Food Chem. 2013 Feb 15;136(3-4):1370-6.2013PMID 23194537

Inhibition of Angiotensin-converting Enzyme by Synthetic Peptides of Human ?-Casein

Masanori KOHMURA et al.

Agric Biol Chem. 53(8):2107-2114.1989

Integration of QSAR modelling and QM/MM analysis to investigate functional food peptides with antihypertensive activity

Jin Tan et al.

Molecular Simulation Volume 39, Issue 12, 20132013

Inhibition of angiotensin I-converting enzyme by synthetic peptides of human ?-casein

Kohmura, M. et al.,

Agric Biol Chem 53 p.2107-21141989PMID 1368548

Audit surface

Raw annotations and release metadata

Integrated record last updated: 2026-04-15T00:59:10.991164+00:00

Modification summary

No structured modification annotations are available for this record.

Source metadata

[
  {
    "source_db": "ahtpdb",
    "organism_name": "Unknown"
  },
  {
    "source_db": "plantpepdb",
    "organism_name": "Unknown"
  },
  {
    "source_db": "satpdb",
    "organism_name": "Unknown"
  }
]

Structure metadata

{
  "source_db": "satpdb",
  "dssp_states": "CCCCC"
}