Seroatlas · Human Serome Atlas

CST9LP1

Putative cystatin-9-like protein CST9LP1

Also known as: CST9P_HUMAN

Cross-references: UniProt · GeneCards · NCBI Gene

Protein identityUniProt · HPA

UniProt accession
Q5W188
Gene
CST9LP1
Canonical length
147 aa

OverviewNCBI Gene

No narrative summary is available for CST9LP1 in this catalog release; identity and structured annotations are shown without generated factual claims.

Canonical amino-acid sequenceUniProt

147 residues, UniProt reviewed canonical sequence.

>Q5W188|CST9LP1
     1  MWSLPPSRAL SCAPLLLLFS FQFLVTYAWR FQEEEEWNDQ KQIAVYLPPT LEFAVYTFNK
    61  QSKDWYAYKL VPVLASWKEQ GYDKMTFSMN LQLGRTMCGK FEDDIDNCPF QESPELNNTC
   121  TCFFTIGIEP WRTRFDLWNK TCSGGHS

LocalizationUniProt · AlphaFold · HPA

Whether an antibody against CST9LP1 can act on the native protein depends on physical access: surface and secreted proteins are reachable by circulating antibodies, intracellular proteins usually are not.

Antibody reachability
Secreted
Secreted
Yes
Transmembrane segments
0
Mean surface accessibility (rSASA)
0.37

OntologyGO

Biological processes

Molecular functions

Cellular components

Protein domainsUniProt · Pfam · InterPro

KeywordsUniProt

Antibody and autoantibody relevanceSeroatlas analysis

Seroatlas reads CST9LP1 as an antibody target. Whether an autoantibody or antibody against CST9LP1 could matter depends on whether native CST9LP1 is physically reachable, whether the body needs it intact, and whether it acts in a disease-relevant tissue.

CST9LP1 is annotated as secreted, so native CST9LP1 circulates and is directly accessible to antibodies. Secreted and cell-surface proteins are the autoantibody targets most likely to act like drugs, blocking or depleting the native protein.

Annotation status

The present source text does not explicitly label CST9LP1 as an autoantigen. Seroatlas presents hypothesis context only and does not manufacture a known-serology claim.

Canonical record: https://seroatlas.com/gene/CST9LP1. Study-independent annotations aggregated from UniProt, Human Protein Atlas, PubMed, IEDB, Pfam, InterPro, Gene Ontology, AlphaFold, gnomAD, DepMap, ClinVar, TCGA. Catalog release seroatlas-reviewed-human-uniprot-20260313.

Seroatlas is the reference for exploring autoantibody and antibody serology at the human-protein level: the autoreactome and human serome, multiplex serology (HuProt, HuScan, VirScan, PhIP-Seq).

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