Seroatlas · Human Serome Atlas

Q9H521

Putative uncharacterized protein LOC645739

Also known as: YM006_HUMAN

Cross-references: UniProt · GeneCards · NCBI Gene

Protein identityUniProt · HPA

UniProt accession: Q9H521
Gene: Q9H521
Canonical length: 79 aa

OverviewNCBI Gene

No narrative summary is available for Q9H521 in this catalog release; identity and structured annotations are shown without generated factual claims.

Canonical amino-acid sequenceUniProt

79 residues, UniProt reviewed canonical sequence.

>Q9H521|Q9H521
     1  MVWQENEDLR KQLVEASELL KSQAKELKDA HQQQKLALQD FLELCELVAE LCSQKQKVWD
    61  KEGEMEVAMQ KVNTMWQES

LocalizationUniProt · AlphaFold · HPA

Whether an antibody against Q9H521 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: Unknown
Secreted: No
Transmembrane segments: 0
Mean surface accessibility (rSASA): 0.49

Protein domainsUniProt · Pfam · InterPro

KeywordsUniProt

Coiled coil

Antibody and autoantibody relevanceSeroatlas analysis

Seroatlas reads Q9H521 as an antibody target. Whether an autoantibody or antibody against Q9H521 could matter depends on whether native Q9H521 is physically reachable, whether the body needs it intact, and whether it acts in a disease-relevant tissue.

Q9H521 is annotated as predominantly intracellular. Intracellular proteins are common autoantibody markers, becoming visible to the immune system after cell injury or altered processing, but are usually markers of disease rather than direct drivers.

Annotation status

The present source text does not explicitly label Q9H521 as an autoantigen. Seroatlas presents hypothesis context only and does not manufacture a known-serology claim.

Loading the interactive Seroatlas protein explorer...