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SEMG2
HPA
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  • SUMMARY

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  • SEMG2
PROTEIN SUMMARY GENE INFORMATION RNA DATA ANTIBODY DATA
GENERAL INFORMATIONi

General description of the gene and the encoded protein(s) using information from HGNC and Ensembl, as well as predictions made by the Human Protein Atlas project.

Gene namei

Official gene symbol, which is typically a short form of the gene name, according to HGNC.

SEMG2
Synonyms SGII
Gene descriptioni

Full gene name according to HGNC.

Semenogelin 2
Protein classi

Assigned HPA protein class(es) for the encoded protein(s).

Plasma proteins
Predicted locationi

All transcripts of all genes have been analyzed regarding the location(s) of corresponding protein based on prediction methods for signal peptides and transmembrane regions.

  • Genes with at least one transcript predicted to encode a secreted protein, according to prediction methods or to UniProt location data, have been further annotated and classified with the aim to determine if the corresponding protein(s) are secreted or actually retained in intracellular locations or membrane-attached.

  • Remaining genes, with no transcript predicted to encode a secreted protein, will be assigned the prediction-based location(s).

The annotated location overrules the predicted location, so that a gene encoding a predicted secreted protein that has been annotated as intracellular will have intracellular as the final location.

Secreted
Protein evidence Evidence at protein level (all genes)
GENE INFORMATIONi

Gene information from Ensembl and Entrez, as well as links to available gene identifiers are displayed here. Information was retrieved from Ensembl if not indicated otherwise.

Chromosome 20
Cytoband q13.12
Chromosome location (bp) 45221373 - 45224458
Number of transcriptsi

Number of protein-coding transcripts from the gene as defined by Ensembl.

1
Ensembl ENSG00000124157 (version 109)
Entrez gene 6407
HGNC HGNC:10743
UniProt Q02383 (UniProt - Evidence at protein level)
neXtProt NX_Q02383
GeneCards SEMG2
Antibodypedia SEMG2 antibodies


PROTEIN FUNCTION
Protein function (UniProt)i

Useful information about the protein provided by UniProt.

Participates in the formation of a gel matrix (sperm coagulum) entrapping the accessory gland secretions and ejaculated spermatozoa.... show less
Gene summary (Entrez)i

Useful information about the gene from Entrez

The secreted protein encoded by this gene is involved in the formation of a gel matrix that encases ejaculated spermatozoa. Proteolysis by the prostate-specific antigen (PSA) breaks down the gel matrix and allows the spermatozoa to move more freely. The encoded protein is found in lesser abundance than a similar semenogelin protein. An antibacterial activity has been found for a antimicrobial peptide isolated from this protein. The genes encoding these two semenogelin proteins are found in a cluster on chromosome 20. [provided by RefSeq, Jan 2015]... show less
PROTEIN INFORMATIONi

The protein information section displays alternative protein-coding transcripts (splice variants) encoded by this gene according to the Ensembl database.

The Splice variant identifier links to the Ensembl website protein summary for the selected splice variant. The data in the Swissprot and TrEMBL columns links to corresponding pages in the UniProt database.

The protein classes assigned to this protein are shown if expanding the data in the protein class column. Parent protein classes are in bold font and subclasses are listed under the parent class.

The length of the protein (amino acid residues according to Ensembl), molecular mass (kDalton), predicted signal peptide and number of predicted transmembrane region(s) according to in-house majority decision methods based on sets of predictors are also reported.
Splice variant SwissProt TrEMBL Protein class Gene ontology Length & mass Signal peptide
(predicted)
Transmembrane regions
(predicted)
SEMG2-201
ENSP00000361855
ENST00000372769
Q02383
[Direct mapping] Semenogelin-2
Show all
Predicted secreted proteins
   Secreted proteins predicted by MDSEC
   SignalP predicted secreted proteins
   Phobius predicted secreted proteins
   SPOCTOPUS predicted secreted proteins
   DeepTMHMM predicted secreted proteins
   DeepSig predicted secreted proteins
Plasma proteins
Mapped to neXtProt
   neXtProt - Evidence at protein level
Protein evidence (Kim et al 2014)
Protein evidence (Ezkurdia et al 2014)
Show all
GO:0002020 [protease binding]
GO:0005515 [protein binding]
GO:0005576 [extracellular region]
GO:0005615 [extracellular space]
GO:0005634 [nucleus]
GO:0008270 [zinc ion binding]
GO:0019731 [antibacterial humoral response]
GO:0048240 [sperm capacitation]
GO:0050817 [coagulation]
GO:0070062 [extracellular exosome]
GO:1900005 [positive regulation of serine-type endopeptidase activity]
GO:1901318 [negative regulation of flagellated sperm motility]
Show all
582 aa
65.4 kDa
Yes 0

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