Coiled-coil domain containing protein 180 (CCDC180)

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Coiled-coil domain containing protein 180 (CCDC180) is a human protein of unknown function that is encoded by the CCDC180 gene located on chromosome 9. It is also known by the aliases KIAA1529, BDAG1, and C9orf174.[1]

Gene Features

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The gene encoding this protein is 71,221 bases long, and the mRNA transcript is 5,635 bases long and contains 48 exons.[2]

Protein Features

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The CCDC180 protein contains 1,701 amino acids.[3] The protein contains two conserved domains of unknown function, designated DUF4455 and DUF4456.[4] There are also two coiled-coil domains and a glucine-rich domain.[5]

Homology

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There are no paralogs for this gene, but there are orthologs in a wide variety of organisms, extending back to single-celled green algae. CCDC180 is not conserved in bacteria, archaea, plants, fungi, or protists. The following table includes a subset of species containing orthologs of CCDC180. It is not exhaustive, but it indicates the variety of species containing orthologs of CCDC180.

Sequence # Genus and Species Common Name Divergence[6] Accession # Sequence Length % Identity % Similarity
1 Homo sapiens Human - NP_065944.2 1701 - -
2 Pan paniscus Bonobo 6.6 mya XP_008972301.1 1703 99% 99%
3 Capra hircus Goat 97.5 mya XP_013821462.1 1746 70% 83%
4 Physeter cotodon Sperm whale 97.5 mya XP_007131156.1 1744 72% 84%
5 Struthio camelus Ostrich 320.5 mya XP_009664045.1 1605 39% 58%
6 Apteryx australis Brown kiwi 320.5 mya XP_013797236.1 1606 40% 60%
7 Alligator sinensis Chinese alligator 320.5 mya XP_006029881.1 1558 40% 59%
8 Gekko japonicus Gecko 320.5 mya XP_015266758.1 1638 40% 58%
9 Thamnophis sirtalis Garter snake 320.5 mya XP_013926700.1 556 41% 56%
10 Chelonia mydas Green sea turtle 320.5 mya XP_007061172.1 1632 45% 68%
11 Salmo salar Atlantic salmon 429.6 mya XP_014027541.1 1488 38% 54%
12 Lepisosteus oculatus Spotted gar 429.6 mya XP_015222467.1 1480 40% 59%
13 Ciona intestinalis Sea squirt 733.0 mya XP_002123678.2 1571 32% 51%
14 Branchiostoma floridae Lancelet 733.0 mya XP_002609423.1 1515 33% 50%
15 Saccoglossus kowalevskii Acorn worm 747.8 mya XP_002742433.1 1523 33% 53%
16 Priapulida caudatus Priapulid worm 847.0 mya XP_014672086.1 1293 28% 46%
17 Crassostrea gigas Pacific oyster 847.0 mya XP_011430927.1 1144 33% 51%
18 Lottia gigantea Owl limpet 847.0 mya XP_009044533.1 886 34% 52%
19 Lingula anatina Brachiopod 847.0 mya XP_013409374.1 1523 35% 53%
20 Chlamydomonas reinhardtii Chlamydomonas 1513.9 mya XP_001694909.1 1544 20% 40%
21 Salpingoeca rosetta Choanoflagellate 1724.7 mya XP_004997848.1 1514 24% 49%
 
Speed of evolution of CCDC180

Evolutionary History

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CCDC180 is a relatively quickly-evolving gene compared to other well-known genes. There are no known family members, splice variants or isoforms, or evidence of gene duplications in the history of the gene.

Disease Association

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A single-nucleotide polymorphism (SNP) in the gene has been shown to be significantly associated with Behcet's disease, and this designation led to the proposed alias Behcet's disease-associated gene 1 (BDAG1).[7] The gene has been shown to be over-transmitted in families with two or more siblings affected by both cleft lip/palate and dental abnormalities.[8] This gene is also indicated to be over-expressed in the peripheral blood mononuclear cells (PBMCs) of patients with bipolar disorder.[9]

Expression

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References
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  1. ^ "CCDC180". GeneCards. Weizmann Institute of Science. Retrieved 7 February 2016.
  2. ^ "Homo sapiens coiled-coil domain containing 180 (CCDC180), mRNA". NCBI. National Center for Bioinformation. Retrieved 7 February 2016.
  3. ^ "coiled-coil domain-containing protein 180 [Homo sapiens]". coiled-coil domain-containing protein 180 [Homo sapiens]. National Center for Bioinformation. Retrieved 7 February 2016.
  4. ^ "coiled-coil domain-containing protein 180 [Homo sapiens]". coiled-coil domain-containing protein 180 [Homo sapiens]. National Center for Bioinformation. Retrieved 7 February 2016.
  5. ^ "UniProtKB - Q9P1Z9 (CC180_HUMAN)". UniProt. UniProt Consortium. Retrieved 7 February 2016.
  6. ^ "TimeTree :: The Timescale of Life". www.timetree.org. Retrieved 2016-02-28.
  7. ^ Fei, Yiping; Webb, Ryan; Cobb, Beth L; Direskeneli, Haner; Saruhan-Direskeneli, Guher; Sawalha, Amr H (2009). "Identification of novel genetic susceptibility loci for Behçet's disease using a genome-wide association study". Arthritis research & therapy. 11 (3): R66. doi:10.1186/ar2695. PMID 19442274. Retrieved 7 February 2016.{{cite journal}}: CS1 maint: unflagged free DOI (link)
  8. ^ Vieira, Alexandre R; McHenry, Toby G; Daack-Hirsch, Sandra; Murray, Jeffrey C; Marazita, Mary L (2008). "Candidate gene/loci studies in cleft lip/palate and dental anomalies finds novel susceptibility genes for clefts". Genetics in medicine : official journal of the American College of Medical Genetics. 10 (9): 668–74. doi:10.1097GIM.0b013e3181833793. PMID 18978678. Retrieved 7 February 2016. {{cite journal}}: Check |doi= value (help)
  9. ^ Herberth, Marlis; Koethe, Dagmar; Levin, Yishai; Schwarz, Emanuel; Krzyszton, Natalia D; Schoeffman, Stephanie; Ruh, Hermelindis; Rahmoune, Hassan; Kranaster, Laura; Schoenborn, Torsten; Leweke, Markus F; Guest, Paul C; Bahn, Sabine (2011). "Peripheral profiling analysis for bipolar disorder reveals markers associated with reduced cell survival". Proteomics. 11 (1): 94-105. doi:10.1002/pmic.201000291. PMID 21182197. Retrieved 7 February 2016.