ProForma 2.0
validated simple linear
DE
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PEPDIA-INT-032180
SilverPepDiana tier derived from the internal quality score plus activity and literature coverage; it is not an external database rating.Spaglumic acid
65
Quality PepDiana 0–100 composite of sequence, source, activity, literature, and cross-database evidence completeness.
3
Source DBs
4
Activities
3
Source refs
2
Literature
0
Patents
Integrated record
Sequence and molecular profile
DE
Indexed sequence2 aa
1DE
Length
2
Molecular weight
262.22 Da
Formula
C9H14N2O7
Structure type
Linear
Synthesis
-
Chirality
-
Family
-
Gene
-
Residue composition
D
1
E
1
Physicochemical profile
Hydrophobic0
Membrane affinity proxy
Polar0
Solubility proxy
Charged2
Net charge proxy -2
Aromatic0
Binding interaction proxy
Versioned scientific descriptors
Physicochemical properties and standard representations
Reported properties
Legacy compatibility fields are materialized from the versioned PepDiana computed release; no separate source-reported property is available.
Computed properties
physchem-20260620Molecular weight
262.2167 Da
Molecular formula
C9H14N2O7
Theoretical pI
4.0852
Net charge at pH 7
-2.2307
GRAVY
-3.5
Instability index
5
Aromaticity
0
Topological polar surface area
167.02 Ų
cLogP
-1.7774
Hydrogen-bond donors
5
Hydrogen-bond acceptors
5
Rotatable bonds
8
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
HELM 2.0
validated simple linear
PEPTIDE1{D.E}$$$$V2.0
Canonical SMILES
validated
NC(CC(=O)O)C(=O)NC(CCC(=O)O)C(=O)O
Isomeric SMILES
validated
N[C@@H](CC(=O)O)C(=O)N[C@@H](CCC(=O)O)C(=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-032180,
title = {Spaglumic acid},
author = {{PepDiana Consortium}},
year = {2026},
howpublished = {PepDiana Multifunctional Peptide Database},
url = {http://127.0.0.1:3004/peptides/PEPDIA-INT-032180},
note = {Accessed from local PepDiana development build}
}APA-style note
Spaglumic acid. (2026). PepDiana record PEPDIA-INT-032180. PepDiana Multifunctional Peptide Database. http://127.0.0.1:3004/peptides/PEPDIA-INT-032180
This record is saved to local recent-view history so it can reappear on the peptide browser page.
Integrated source-database annotations
Biological activity (4 records)
| Stable record | Activity | Subtype | Value | Target | Assay method | Source |
|---|---|---|---|---|---|---|
| CTPDB_P032180_ACT_hipdb_0000 | Antiviral | Anti-HIV | 5400±380 Ki | HIV | Not reported by source | HIPdb_HIP2hipdb / unavailable |
| CTPDB_P032180_ACT_peptherdia_0001 | Clinical / Approved Drug | General Therapeutic | Not available in the current structured import | Unknown | Not reported by source | 98peptherdia / linked |
| CTPDB_P032180_ACT_satpdb_0002 | Antiviral | - | Not available in the current structured import | Unknown | Not reported by source | satpdb16340satpdb / linked |
| CTPDB_P032180_ACT_satpdb_0003 | Antimicrobial | - | Not available in the current structured import | Unknown | Not reported by source | satpdb16340satpdb / linked |
Provenance
Source database records (3)
Source-specific sequence or modification context. One or more source records use a sequence notation that differs from the canonical backbone. Open each raw sequence before interpreting stereochemistry, terminal groups, or non-standard residues.
Citation trail
Literature (2 records)
{"pubmed_id": "9485357.0", "paper": "Hydrophilic peptides derived from the transframe region of Gag-Pol inhibit the HIV-1 protease.", "authors": "Louis JM, Dyda F, Nashed NT, Kimmel AR, Davies DR.", "reference": "Biochemistry. 1998 Feb 24;37(8):2105-10."}
{"pubmed_id": "9485357.0", "paper": "Hydrophilic peptides derived from the transframe region of Gag-Pol inhibit the HIV-1 protease.", "authors": "Louis JM, Dyda F, Nashed NT, Kimmel AR, Davies DR.", "reference": "Biochemistry. 1998 Feb 24;37(8):2105-10."}
--
[{"text": "drugbank.com", "url": "https://go.drugbank.com/drugs/DB08835", "markdown": "[drugbank.com](https://go.drugbank.com/drugs/DB08835)"}, {"text": "ncats.io", "url": "https://drugs.ncats.io/substance/X81L78B3RB", "markdown": "[ncats.io](https://drugs.ncats.io/substance/X81L78B3RB)"}]
[{"text": "drugbank.com", "url": "https://go.drugbank.com/drugs/DB08835", "markdown": "[drugbank.com](https://go.drugbank.com/drugs/DB08835)"}, {"text": "ncats.io", "url": "https://drugs.ncats.io/substance/X81L78B3RB", "markdown": "[ncats.io](https://drugs.ncats.io/substance/X81L78B3RB)"}]
--
Audit surface
Raw annotations and release metadata
Integrated record last updated: 2026-04-15T00:59:13.602083+00:00
Modification summary
No structured modification annotations are available for this record.
Source metadata
[
{
"source_db": "hipdb",
"organism_name": "Unknown"
},
{
"source_db": "peptherdia",
"organism_name": "Unknown"
},
{
"source_db": "satpdb",
"organism_name": "Unknown"
}
]Structure metadata
{
"source_db": "satpdb",
"dssp_states": "CC"
}Clinical trials
[
{
"status": "Therapeutic",
"drug_name": "Spaglumic acid",
"source_db": "peptherdia",
"indication": "Allergic rhinitis and conjunctivitis",
"approval_agency": "-",
"administration_route": "EYE DROPS"
}
]