Q8IZP9 (GPR64_HUMAN) Reviewed, UniProtKB/Swiss-Prot
Last modified
April 3, 2013.
Version 94.
History...
Names·Attributes·General annotation·Ontologies·Alt products·Sequence annotation·Sequences·References·Cross-refs·Entry info·DocumentsCustomize order
Names·Attributes·General annotation·Ontologies·Alt products·Sequence annotation·Sequences·References·Cross-refs·Entry info·DocumentsCustomize orderNames and origin
| Protein names | Recommended name: G-protein coupled receptor 64 Alternative name(s): Human epididymis-specific protein 6 Short name=He6 | ||||
| Gene names |
| ||||
| Organism | Homo sapiens (Human) [Reference proteome] | ||||
| Taxonomic identifier | 9606 [NCBI] | ||||
| Taxonomic lineage | Eukaryota › Metazoa › Chordata › Craniata › Vertebrata › Euteleostomi › Mammalia › Eutheria › Euarchontoglires › Primates › Haplorrhini › Catarrhini › Hominidae › Homo![]() |
Protein attributes
| Sequence length | 1017 AA. |
| Sequence status | Complete. |
| Sequence processing | The displayed sequence is further processed into a mature form. |
| Protein existence | Evidence at protein level |
General annotation (Comments)
| Function | Could be involved in a signal transduction pathway controlling epididymal function and male fertility. |
| Subunit structure | Forms a heterodimer, consisting of a large extracellular region linked to a seven-transmembrane moiety Probable. |
| Subcellular location | |
| Tissue specificity | Epididymis specific. Both subunits were associated with apical membranes of efferent ductule and proximal epididymal duct epithelia. |
| Post-translational modification | Proteolytically cleaved into 2 subunits, an extracellular subunit and a seven-transmembrane subunit Potential. |
| Sequence similarities | Belongs to the G-protein coupled receptor 2 family. LN-TM7 subfamily. Contains 1 GPS domain. |
Ontologies
| Keywords | |
|---|---|
| Cellular component | Cell membrane Membrane |
| Coding sequence diversity | Alternative splicing Polymorphism |
| Domain | Signal Transmembrane Transmembrane helix |
| Molecular function | G-protein coupled receptor Receptor Transducer |
| PTM | Glycoprotein Phosphoprotein |
| Technical term | Complete proteome Reference proteome |
| Gene Ontology (GO) | |
| Biological_process | neuropeptide signaling pathway Inferred from electronic annotation. Source: InterPro spermatogenesisTraceable author statement Ref.1. Source: ProtInc |
| Cellular_component | apical plasma membrane Inferred from electronic annotation. Source: Compara cytoplasmInferred from direct assay. Source: HPA integral to plasma membraneTraceable author statement Ref.1. Source: ProtInc |
| Molecular_function | G-protein coupled receptor activity Traceable author statement Ref.1. Source: ProtInc |
| Complete GO annotation... | |
Alternative products
| This entry describes 9 isoforms produced by alternative splicing. [Align] [Select] | ||||||
| Isoform 1 (identifier: Q8IZP9-1) Also known as: Long splice variant; This isoform has been chosen as the 'canonical' sequence. All positional information in this entry refers to it. This is also the sequence that appears in the downloadable versions of the entry. | ||||||
| Isoform 2 (identifier: Q8IZP9-2) The sequence of this isoform differs from the canonical sequence as follows: 65-67: Missing. | ||||||
| Isoform 3 (identifier: Q8IZP9-3) Also known as: d1; The sequence of this isoform differs from the canonical sequence as follows: 51-66: Missing. | ||||||
| Isoform 4 (identifier: Q8IZP9-4) Also known as: 24; The sequence of this isoform differs from the canonical sequence as follows: 88-101: Missing. | ||||||
| Isoform 5 (identifier: Q8IZP9-5) Also known as: 23; The sequence of this isoform differs from the canonical sequence as follows: 52-75: Missing. | ||||||
| Isoform 6 (identifier: Q8IZP9-6) Also known as: d3; The sequence of this isoform differs from the canonical sequence as follows: 68-101: EVETTSLNDVTLSLLPSNETEKTKITIVKTFNAS → DVTLSLLPSNET | ||||||
| Isoform 7 (identifier: Q8IZP9-7) Also known as: d2; The sequence of this isoform differs from the canonical sequence as follows: 52-101: AKLSVVSFAPSSNGTPEVETTSLNDVTLSLLPSNETEKTKITIVKTFNAS → EVETTSLNDVTLSLLPSNET | ||||||
| Isoform 8 (identifier: Q8IZP9-8) Also known as: 21; The sequence of this isoform differs from the canonical sequence as follows: 52-101: AKLSVVSFAPSSNGTPEVETTSLNDVTLSLLPSNETEKTKITIVKTFNAS → DVTLSLLPSNET | ||||||
| Isoform 9 (identifier: Q8IZP9-9) Also known as: Delta exon 28; The sequence of this isoform differs from the canonical sequence as follows: 906-956: Missing. |
Sequence annotation (Features)
| Feature key | Position(s) | Length | Description | Graphical view | Feature identifier | ||||
Molecule processing | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Signal peptide | 1 – 37 | 37 | Potential | ||||||
| Chain | 38 – 1017 | 980 | G-protein coupled receptor 64 | PRO_0000012886 | |||||
Regions | |||||||||
| Topological domain | 38 – 627 | 590 | Extracellular Potential | ||||||
| Transmembrane | 628 – 648 | 21 | Helical; Name=1; Potential | ||||||
| Topological domain | 649 – 667 | 19 | Cytoplasmic Potential | ||||||
| Transmembrane | 668 – 688 | 21 | Helical; Name=2; Potential | ||||||
| Topological domain | 689 – 693 | 5 | Extracellular Potential | ||||||
| Transmembrane | 694 – 714 | 21 | Helical; Name=3; Potential | ||||||
| Topological domain | 715 – 737 | 23 | Cytoplasmic Potential | ||||||
| Transmembrane | 738 – 758 | 21 | Helical; Name=4; Potential | ||||||
| Topological domain | 759 – 789 | 31 | Extracellular Potential | ||||||
| Transmembrane | 790 – 810 | 21 | Helical; Name=5; Potential | ||||||
| Topological domain | 811 – 834 | 24 | Cytoplasmic Potential | ||||||
| Transmembrane | 835 – 855 | 21 | Helical; Name=6; Potential | ||||||
| Topological domain | 856 – 857 | 2 | Extracellular Potential | ||||||
| Transmembrane | 858 – 878 | 21 | Helical; Name=7; Potential | ||||||
| Topological domain | 879 – 1017 | 139 | Cytoplasmic Potential | ||||||
| Domain | 567 – 618 | 52 | GPS | ||||||
| Compositional bias | 672 – 677 | 6 | Poly-Leu | ||||||
| Compositional bias | 816 – 819 | 4 | Poly-Lys | ||||||
| Compositional bias | 925 – 930 | 6 | Poly-Ser | ||||||
Amino acid modifications | |||||||||
| Modified residue | 1010 | 1 | Phosphoserine Ref.5 | ||||||
| Glycosylation | 44 | 1 | N-linked (GlcNAc...) Potential | ||||||
| Glycosylation | 85 | 1 | N-linked (GlcNAc...) Potential | ||||||
| Glycosylation | 99 | 1 | N-linked (GlcNAc...) Potential | ||||||
| Glycosylation | 111 | 1 | N-linked (GlcNAc...) Potential | ||||||
| Glycosylation | 117 | 1 | N-linked (GlcNAc...) Potential | ||||||
| Glycosylation | 144 | 1 | N-linked (GlcNAc...) Potential | ||||||
| Glycosylation | 162 | 1 | N-linked (GlcNAc...) Potential | ||||||
| Glycosylation | 186 | 1 | N-linked (GlcNAc...) Potential | ||||||
| Glycosylation | 194 | 1 | N-linked (GlcNAc...) Potential | ||||||
| Glycosylation | 357 | 1 | N-linked (GlcNAc...) Potential | ||||||
| Glycosylation | 370 | 1 | N-linked (GlcNAc...) Potential | ||||||
| Glycosylation | 435 | 1 | N-linked (GlcNAc...) Potential | ||||||
| Glycosylation | 438 | 1 | N-linked (GlcNAc...) Potential | ||||||
| Glycosylation | 456 | 1 | N-linked (GlcNAc...) Potential | ||||||
| Glycosylation | 461 | 1 | N-linked (GlcNAc...) Potential | ||||||
| Glycosylation | 528 | 1 | N-linked (GlcNAc...) Potential | ||||||
| Glycosylation | 542 | 1 | N-linked (GlcNAc...) Potential | ||||||
| Glycosylation | 547 | 1 | N-linked (GlcNAc...) Potential | ||||||
| Glycosylation | 551 | 1 | N-linked (GlcNAc...) Potential | ||||||
| Glycosylation | 597 | 1 | N-linked (GlcNAc...) Potential | ||||||
| Glycosylation | 857 | 1 | N-linked (GlcNAc...) Potential | ||||||
Natural variations | |||||||||
| Alternative sequence | 51 – 66 | 16 | Missing in isoform 3. | VSP_009792 | |||||
| Alternative sequence | 52 – 101 | 50 | AKLSV…TFNAS → EVETTSLNDVTLSLLPSNET in isoform 7. | VSP_009796 | |||||
| Alternative sequence | 52 – 101 | 50 | AKLSV…TFNAS → DVTLSLLPSNET in isoform 8. | VSP_009797 | |||||
| Alternative sequence | 52 – 75 | 24 | Missing in isoform 5. | VSP_009794 | |||||
| Alternative sequence | 65 – 67 | 3 | Missing in isoform 2. | VSP_009791 | |||||
| Alternative sequence | 68 – 101 | 34 | EVETT…TFNAS → DVTLSLLPSNET in isoform 6. | VSP_009795 | |||||
| Alternative sequence | 88 – 101 | 14 | Missing in isoform 4. | VSP_009793 | |||||
| Alternative sequence | 906 – 956 | 51 | Missing in isoform 9. | VSP_009798 | |||||
| Natural variant | 290 | 1 | H → Q. Corresponds to variant rs35974297 [ dbSNP | Ensembl ]. | VAR_055289 | |||||
| Natural variant | 771 | 1 | N → S. Corresponds to variant rs3924227 [ dbSNP | Ensembl ]. | VAR_055290 | |||||
Experimental info | |||||||||
| Sequence conflict | 202 | 1 | V → A in CAA57479. Ref.1 | ||||||
| Sequence conflict | 202 | 1 | V → A in AAN33056. Ref.2 | ||||||
| Sequence conflict | 202 | 1 | V → A in AAN33064. Ref.2 | ||||||
| Sequence conflict | 202 | 1 | V → A in AAN33065. Ref.2 | ||||||
| Sequence conflict | 202 | 1 | V → A in AAN38971. Ref.2 | ||||||
| Sequence conflict | 202 | 1 | V → A in AAN38972. Ref.2 | ||||||
| Sequence conflict | 202 | 1 | V → A in AAN38973. Ref.2 | ||||||
| Sequence conflict | 202 | 1 | V → A in AAN38974. Ref.2 | ||||||
| Sequence conflict | 202 | 1 | V → A in AAN75702. Ref.2 | ||||||
| Sequence conflict | 233 | 1 | E → G in CAA57479. Ref.1 | ||||||
| Sequence conflict | 233 | 1 | E → G in AAN33056. Ref.2 | ||||||
| Sequence conflict | 233 | 1 | E → G in AAN33064. Ref.2 | ||||||
| Sequence conflict | 233 | 1 | E → G in AAN33065. Ref.2 | ||||||
| Sequence conflict | 233 | 1 | E → G in AAN38971. Ref.2 | ||||||
| Sequence conflict | 233 | 1 | E → G in AAN38972. Ref.2 | ||||||
| Sequence conflict | 233 | 1 | E → G in AAN38973. Ref.2 | ||||||
| Sequence conflict | 233 | 1 | E → G in AAN38974. Ref.2 | ||||||
| Sequence conflict | 233 | 1 | E → G in AAN75702. Ref.2 | ||||||
Sequences
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References
| « Hide 'large scale' references | |
| [1] | "Cloning of a human epididymis-specific mRNA, HE6, encoding a novel member of the seven transmembrane-domain receptor superfamily." Osterhoff C., Ivell R., Kirchhoff C. DNA Cell Biol. 16:379-389(1997) [PubMed] [Europe PMC] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [MRNA] (ISOFORM 2). Tissue: Epididymis. |
| [2] | "HE6, a two-subunit heptahelical receptor associated with apical membranes of efferent and epididymal duct epithelia." Obermann H., Samalecos A., Osterhoff C., Schroeder B., Heller R., Kirchhoff C. Mol. Reprod. Dev. 64:13-26(2003) [PubMed] [Europe PMC] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [MRNA] (ISOFORMS 1; 3; 4; 5; 6; 7; 8 AND 9). Tissue: Epididymis. |
| [3] | "The DNA sequence of the human X chromosome." Ross M.T., Grafham D.V., Coffey A.J., Scherer S., McLay K., Muzny D., Platzer M., Howell G.R., Burrows C., Bird C.P., Frankish A., Lovell F.L., Howe K.L., Ashurst J.L., Fulton R.S., Sudbrak R., Wen G., Jones M.C. Bentley D.R.Nature 434:325-337(2005) [PubMed] [Europe PMC] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. |
| [4] | "A quantitative atlas of mitotic phosphorylation." Dephoure N., Zhou C., Villen J., Beausoleil S.A., Bakalarski C.E., Elledge S.J., Gygi S.P. Proc. Natl. Acad. Sci. U.S.A. 105:10762-10767(2008) [PubMed] [Europe PMC] [Abstract] Cited for: IDENTIFICATION BY MASS SPECTROMETRY [LARGE SCALE ANALYSIS]. Tissue: Cervix carcinoma. |
| [5] | "Quantitative phosphoproteomics reveals widespread full phosphorylation site occupancy during mitosis." Olsen J.V., Vermeulen M., Santamaria A., Kumar C., Miller M.L., Jensen L.J., Gnad F., Cox J., Jensen T.S., Nigg E.A., Brunak S., Mann M. Sci. Signal. 3:RA3-RA3(2010) [PubMed] [Europe PMC] [Abstract] Cited for: PHOSPHORYLATION [LARGE SCALE ANALYSIS] AT SER-1010, MASS SPECTROMETRY. Tissue: Cervix carcinoma. |
Cross-references
Sequence databases | |
|---|---|
| EMBL GenBank DDBJ | X81892 mRNA. Translation: CAA57479.1. AF538954 mRNA. Translation: AAN33056.1. AF539455 mRNA. Translation: AAN33064.1. AF539456 mRNA. Translation: AAN33065.1. AY143364 mRNA. Translation: AAN38971.1. AY143365 mRNA. Translation: AAN38972.1. AY143366 mRNA. Translation: AAN38973.1. AY143367 mRNA. Translation: AAN38974.1. AY148343 mRNA. Translation: AAN75702.1. AL732578, AL732509 Genomic DNA. Translation: CAI40668.1. AL732578, AL732509 Genomic DNA. Translation: CAI40669.1. AL732578, AL732509 Genomic DNA. Translation: CAI40670.1. AL732578, AL732509 Genomic DNA. Translation: CAI40671.1. AL732509, AL732578 Genomic DNA. Translation: CAI41675.1. AL732509, AL732578 Genomic DNA. Translation: CAI41676.1. AL732509, AL732578 Genomic DNA. Translation: CAI41677.1. AL732509, AL732578 Genomic DNA. Translation: CAI41678.1. |
| IPI | IPI00024754. IPI00337662. IPI00409724. IPI00409725. IPI00409726. IPI00409727. IPI00409729. IPI00815637. IPI00871801. |
| RefSeq | NP_001073327.1. NM_001079858.2. NP_001073328.1. NM_001079859.2. NP_001073329.1. NM_001079860.2. NP_001171762.1. NM_001184833.1. NP_001171763.1. NM_001184834.1. NP_001171764.1. NM_001184835.1. NP_001171765.1. NM_001184836.1. NP_001171766.1. NM_001184837.1. NP_005747.2. NM_005756.3. |
| UniGene | Hs.146978. |
3D structure databases | |
| ProteinModelPortal | Q8IZP9. |
| ModBase | Search... |
Protein family/group databases | |
| MEROPS | S63.010. |
| GPCRDB | Search... |
PTM databases | |
| PhosphoSite | Q8IZP9. |
Polymorphism databases | |
| DMDM | 229462874. |
Proteomic databases | |
| PaxDb | Q8IZP9. |
| PRIDE | Q8IZP9. |
Protocols and materials databases | |
| StructuralBiologyKnowledgebase | Search... |
Genome annotation databases | |
| Ensembl | ENST00000356606; ENSP00000349015; ENSG00000173698. ENST00000357544; ENSP00000350152; ENSG00000173698. ENST00000357991; ENSP00000350680; ENSG00000173698. ENST00000360279; ENSP00000353421; ENSG00000173698. ENST00000379869; ENSP00000369198; ENSG00000173698. ENST00000379873; ENSP00000369202; ENSG00000173698. ENST00000379876; ENSP00000369205; ENSG00000173698. ENST00000379878; ENSP00000369207; ENSG00000173698. |
| GeneID | 10149. |
| KEGG | hsa:10149. |
| UCSC | uc004cyx.3. human. uc004cyy.3. human. uc004cyz.3. human. uc004cza.3. human. uc004czb.3. human. uc004czc.3. human. uc004czd.3. human. uc004cze.3. human. uc004czf.3. human. |
Organism-specific databases | |
| CTD | 10149. |
| GeneCards | GC0XM019007. |
| H-InvDB | HIX0016685. |
| HGNC | HGNC:4516. GPR64. |
| HPA | HPA001478. |
| MIM | 300572. gene. |
| neXtProt | NX_Q8IZP9. |
| PharmGKB | PA28908. |
| GenAtlas | Search... |
Phylogenomic databases | |
| eggNOG | NOG12793. |
| HOVERGEN | HBG051817. |
| InParanoid | Q8IZP9. |
| KO | K08451. |
| OMA | FIFYCVA. |
Gene expression databases | |
| ArrayExpress | Q8IZP9. |
| Bgee | Q8IZP9. |
| Genevestigator | Q8IZP9. |
| GermOnline | ENSG00000173698. Homo sapiens. |
Family and domain databases | |
| InterPro | IPR017981. GPCR_2-like. IPR000832. GPCR_2_secretin-like. IPR017983. GPCR_2_secretin-like_CS. IPR000203. GPS_dom. [Graphical view] |
| Pfam | PF00002. 7tm_2. 1 hit. PF01825. GPS. 1 hit. [Graphical view] |
| PRINTS | PR00249. GPCRSECRETIN. |
| SMART | SM00303. GPS. 1 hit. [Graphical view] |
| PROSITE | PS00650. G_PROTEIN_RECEP_F2_2. 1 hit. PS50261. G_PROTEIN_RECEP_F2_4. 1 hit. PS50221. GPS. 1 hit. [Graphical view] |
| ProtoNet | Search... |
Other | |
| GenomeRNAi | 10149. |
| NextBio | 38407. |
| SOURCE | Search... |
Entry information
| Entry name | GPR64_HUMAN | ||||||||
| Accession | Primary (citable) accession number: Q8IZP9 Secondary accession number(s): B1AWB3 Q8IZP4 | ||||||||
| Entry history |
| ||||||||
| Entry status | Reviewed (UniProtKB/Swiss-Prot) | ||||||||
| Annotation program | Chordata Protein Annotation Program | ||||||||
| Disclaimer | Any medical or genetic information present in this entry is provided for research, educational and informational purposes only. It is not in any way intended to be used as a substitute for professional medical advice, diagnosis, treatment or care. | ||||||||
Relevant documents
| 7-transmembrane G-linked receptors List of 7-transmembrane G-linked receptor entries |
| Human chromosome X Human chromosome X: entries, gene names and cross-references to MIM |
| Human entries with polymorphisms or disease mutations List of human entries with polymorphisms or disease mutations |
| Human polymorphisms and disease mutations Index of human polymorphisms and disease mutations |
| MIM cross-references Online Mendelian Inheritance in Man (MIM) cross-references in UniProtKB/Swiss-Prot |
| SIMILARITY comments Index of protein domains and families |

Clusters with
