cGMP-gated cation channel alpha-1

Details

Name
cGMP-gated cation channel alpha-1
Synonyms
  • CNCG
  • CNCG1
  • CNG channel alpha-1
  • CNG-1
  • CNG1
  • Cyclic nucleotide-gated cation channel 1
  • Cyclic nucleotide-gated channel alpha-1
  • Cyclic nucleotide-gated channel, photoreceptor
  • Rod photoreceptor cGMP-gated channel subunit alpha
Gene Name
CNGA1
Organism
Humans
Amino acid sequence
>lcl|BSEQ0009062|cGMP-gated cation channel alpha-1
MKLSMKNNIINTQQSFVTMPNVIVPDIEKEIRRMENGACSSFSEDDDSASTSEESENENP
HARGSFSYKSLRKGGPSQREQYLPGAIALFNVNNSSNKDQEPEEKKKKKKEKKSKSDDKN
ENKNDPEKKKKKKDKEKKKKEEKSKDKKEEEKKEVVVIDPSGNTYYNWLFCITLPVMYNW
TMVIARACFDELQSDYLEYWLILDYVSDIVYLIDMFVRTRTGYLEQGLLVKEELKLINKY
KSNLQFKLDVLSLIPTDLLYFKLGWNYPEIRLNRLLRFSRMFEFFQRTETRTNYPNIFRI
SNLVMYIVIIIHWNACVFYSISKAIGFGNDTWVYPDINDPEFGRLARKYVYSLYWSTLTL
TTIGETPPPVRDSEYVFVVVDFLIGVLIFATIVGNIGSMISNMNAARAEFQARIDAIKQY
MHFRNVSKDMEKRVIKWFDYLWTNKKTVDEKEVLKYLPDKLRAEIAINVHLDTLKKVRIF
ADCEAGLLVELVLKLQPQVYSPGDYICKKGDIGREMYIIKEGKLAVVADDGVTQFVVLSD
GSYFGEISILNIKGSKAGNRRTANIKSIGYSDLFCLSKDDLMEALTEYPDAKTMLEEKGK
QILMKDGLLDLNIANAGSDPKDLEEKVTRMEGSVDLLQTRFARILAEYESMQQKLKQRLT
KVEKFLKPLIDTEFSSIEGPGAESGPIDST
Number of residues
690
Molecular Weight
79584.825
Theoretical pI
Not Available
GO Classification
Functions
cGMP binding / intracellular cAMP activated cation channel activity / intracellular cGMP activated cation channel activity / voltage-gated potassium channel activity
Processes
phototransduction, visible light / potassium ion transmembrane transport / regulation of membrane potential / regulation of rhodopsin mediated signaling pathway / rhodopsin mediated signaling pathway / transport / visual perception
Components
integral component of plasma membrane / photoreceptor outer segment membrane / plasma membrane
General Function
Voltage-gated potassium channel activity
Specific Function
Visual signal transduction is mediated by a G-protein coupled cascade using cGMP as second messenger. This protein can be activated by cyclic GMP which leads to an opening of the cation channel and thereby causing a depolarization of rod photoreceptors.
Pfam Domain Function
Transmembrane Regions
165-185 199-217 242-261 300-322 375-394 479-499
Cellular Location
Membrane
Gene sequence
>lcl|BSEQ0019714|cGMP-gated cation channel alpha-1 (CNGA1)
ATGAAACTATCCATGAAGAACAATATTATCAATACACAGCAGTCTTTTGTAACCATGCCC
AATGTGATTGTACCAGATATTGAAAAGGAAATACGAAGGATGGAAAATGGAGCATGCAGC
TCCTTTTCTGAGGATGATGACAGTGCCTCTACATCTGAAGAATCAGAGAATGAAAACCCT
CATGCAAGGGGTTCCTTTAGTTATAAGTCACTCAGAAAGGGAGGACCATCACAGAGGGAG
CAGTACCTGCCTGGTGCCATTGCACTTTTTAATGTGAACAACAGCAGCAATAAGGACCAG
GAACCAGAAGAAAAAAAGAAAAAGAAAAAAGAAAAGAAGAGCAAGTCAGATGATAAAAAC
GAAAATAAAAACGACCCAGAGAAGAAAAAGAAGAAAAAGGACAAAGAGAAGAAAAAGAAA
GAGGAGAAAAGCAAAGATAAGAAAGAAGAGGAGAAGAAAGAAGTTGTGGTTATTGATCCC
TCGGGAAACACATATTACAACTGGCTGTTTTGCATCACATTACCTGTTATGTACAACTGG
ACAATGGTTATTGCCAGAGCATGTTTTGATGAACTTCAATCTGATTACCTAGAATATTGG
CTCATTTTGGATTACGTATCAGACATAGTCTATTTAATCGATATGTTTGTACGAACAAGG
ACAGGTTACCTAGAACAAGGACTGCTGGTAAAGGAAGAACTTAAACTCATAAATAAATAT
AAATCCAACTTGCAATTTAAACTTGATGTTCTGTCACTGATACCAACTGATTTGCTGTAT
TTTAAGTTAGGGTGGAACTATCCAGAAATTAGATTAAACAGGTTGTTACGGTTCTCTCGT
ATGTTTGAGTTCTTCCAGAGAACAGAAACAAGGACAAACTATCCAAACATCTTCAGGATT
TCCAACCTTGTTATGTATATCGTCATCATTATCCACTGGAATGCATGTGTGTTCTACTCT
ATTTCTAAAGCTATTGGATTTGGAAATGATACATGGGTCTACCCTGATATTAATGATCCT
GAATTTGGCCGTTTGGCTAGAAAATACGTATACAGCCTTTACTGGTCTACACTGACTTTG
ACTACCATTGGTGAAACACCCCCTCCCGTGAGGGATTCTGAGTATGTCTTTGTGGTGGTT
GATTTCCTAATTGGAGTGTTAATTTTTGCTACCATCGTTGGTAACATAGGTTCTATGATT
TCCAACATGAATGCAGCCAGAGCAGAATTTCAAGCAAGAATTGATGCTATCAAGCAATAT
ATGCATTTTCGAAATGTAAGCAAAGATATGGAAAAGAGGGTTATTAAATGGTTTGACTAC
CTGTGGACCAACAAAAAAACAGTTGATGAGAAAGAAGTCTTAAAGTATCTACCTGATAAA
CTAAGAGCAGAAATTGCCATCAACGTTCACTTAGACACATTAAAAAAGGTACGCATTTTT
GCTGATTGTGAAGCTGGTCTGTTGGTGGAGTTGGTCTTGAAATTGCAACCCCAAGTCTAC
AGTCCTGGAGATTATATTTGCAAGAAAGGGGATATCGGACGAGAGATGTACATTATCAAG
GAAGGCAAACTCGCTGTGGTGGCAGATGATGGAGTCACTCAGTTTGTGGTATTGAGCGAT
GGCAGCTACTTCGGTGAGATCAGCATTCTTAACATTAAAGGGAGCAAAGCTGGCAATCGA
AGAACGGCCAATATTAAAAGTATTGGCTACTCAGACCTGTTCTGTCTCTCAAAAGATGAC
CTCATGGAAGCTCTAACTGAGTACCCAGATGCCAAAACTATGCTGGAAGAGAAAGGGAAG
CAGATTTTAATGAAAGATGGTCTACTGGATCTAAACATTGCAAATGCTGGCAGTGATCCT
AAAGATCTTGAAGAGAAGGTTACTCGAATGGAGGGGTCAGTAGACCTCCTGCAAACCAGG
TTTGCCCGAATCTTGGCTGAGTATGAGTCCATGCAGCAGAAACTGAAACAAAGATTAACC
AAGGTTGAGAAATTTCTGAAACCGCTTATTGACACAGAATTTTCAAGTATTGAGGGACCT
GGAGCGGAAAGTGGGCCCATCGACTCTACATAG
Chromosome Location
4
Locus
Not Available
External Identifiers
ResourceLink
UniProtKB IDP29973
UniProtKB Entry NameCNGA1_HUMAN
HGNC IDHGNC:2148
General References
  1. Pittler SJ, Lee AK, Altherr MR, Howard TA, Seldin MF, Hurwitz RL, Wasmuth JJ, Baehr W: Primary structure and chromosomal localization of human and mouse rod photoreceptor cGMP-gated cation channel. J Biol Chem. 1992 Mar 25;267(9):6257-62. [Article]
  2. Dhallan RS, Macke JP, Eddy RL, Shows TB, Reed RR, Yau KW, Nathans J: Human rod photoreceptor cGMP-gated channel: amino acid sequence, gene structure, and functional expression. J Neurosci. 1992 Aug;12(8):3248-56. [Article]
  3. Ota T, Suzuki Y, Nishikawa T, Otsuki T, Sugiyama T, Irie R, Wakamatsu A, Hayashi K, Sato H, Nagai K, Kimura K, Makita H, Sekine M, Obayashi M, Nishi T, Shibahara T, Tanaka T, Ishii S, Yamamoto J, Saito K, Kawai Y, Isono Y, Nakamura Y, Nagahari K, Murakami K, Yasuda T, Iwayanagi T, Wagatsuma M, Shiratori A, Sudo H, Hosoiri T, Kaku Y, Kodaira H, Kondo H, Sugawara M, Takahashi M, Kanda K, Yokoi T, Furuya T, Kikkawa E, Omura Y, Abe K, Kamihara K, Katsuta N, Sato K, Tanikawa M, Yamazaki M, Ninomiya K, Ishibashi T, Yamashita H, Murakawa K, Fujimori K, Tanai H, Kimata M, Watanabe M, Hiraoka S, Chiba Y, Ishida S, Ono Y, Takiguchi S, Watanabe S, Yosida M, Hotuta T, Kusano J, Kanehori K, Takahashi-Fujii A, Hara H, Tanase TO, Nomura Y, Togiya S, Komai F, Hara R, Takeuchi K, Arita M, Imose N, Musashino K, Yuuki H, Oshima A, Sasaki N, Aotsuka S, Yoshikawa Y, Matsunawa H, Ichihara T, Shiohata N, Sano S, Moriya S, Momiyama H, Satoh N, Takami S, Terashima Y, Suzuki O, Nakagawa S, Senoh A, Mizoguchi H, Goto Y, Shimizu F, Wakebe H, Hishigaki H, Watanabe T, Sugiyama A, Takemoto M, Kawakami B, Yamazaki M, Watanabe K, Kumagai A, Itakura S, Fukuzumi Y, Fujimori Y, Komiyama M, Tashiro H, Tanigami A, Fujiwara T, Ono T, Yamada K, Fujii Y, Ozaki K, Hirao M, Ohmori Y, Kawabata A, Hikiji T, Kobatake N, Inagaki H, Ikema Y, Okamoto S, Okitani R, Kawakami T, Noguchi S, Itoh T, Shigeta K, Senba T, Matsumura K, Nakajima Y, Mizuno T, Morinaga M, Sasaki M, Togashi T, Oyama M, Hata H, Watanabe M, Komatsu T, Mizushima-Sugano J, Satoh T, Shirai Y, Takahashi Y, Nakagawa K, Okumura K, Nagase T, Nomura N, Kikuchi H, Masuho Y, Yamashita R, Nakai K, Yada T, Nakamura Y, Ohara O, Isogai T, Sugano S: Complete sequencing and characterization of 21,243 full-length human cDNAs. Nat Genet. 2004 Jan;36(1):40-5. Epub 2003 Dec 21. [Article]
  4. Hillier LW, Graves TA, Fulton RS, Fulton LA, Pepin KH, Minx P, Wagner-McPherson C, Layman D, Wylie K, Sekhon M, Becker MC, Fewell GA, Delehaunty KD, Miner TL, Nash WE, Kremitzki C, Oddy L, Du H, Sun H, Bradshaw-Cordum H, Ali J, Carter J, Cordes M, Harris A, Isak A, van Brunt A, Nguyen C, Du F, Courtney L, Kalicki J, Ozersky P, Abbott S, Armstrong J, Belter EA, Caruso L, Cedroni M, Cotton M, Davidson T, Desai A, Elliott G, Erb T, Fronick C, Gaige T, Haakenson W, Haglund K, Holmes A, Harkins R, Kim K, Kruchowski SS, Strong CM, Grewal N, Goyea E, Hou S, Levy A, Martinka S, Mead K, McLellan MD, Meyer R, Randall-Maher J, Tomlinson C, Dauphin-Kohlberg S, Kozlowicz-Reilly A, Shah N, Swearengen-Shahid S, Snider J, Strong JT, Thompson J, Yoakum M, Leonard S, Pearman C, Trani L, Radionenko M, Waligorski JE, Wang C, Rock SM, Tin-Wollam AM, Maupin R, Latreille P, Wendl MC, Yang SP, Pohl C, Wallis JW, Spieth J, Bieri TA, Berkowicz N, Nelson JO, Osborne J, Ding L, Meyer R, Sabo A, Shotland Y, Sinha P, Wohldmann PE, Cook LL, Hickenbotham MT, Eldred J, Williams D, Jones TA, She X, Ciccarelli FD, Izaurralde E, Taylor J, Schmutz J, Myers RM, Cox DR, Huang X, McPherson JD, Mardis ER, Clifton SW, Warren WC, Chinwalla AT, Eddy SR, Marra MA, Ovcharenko I, Furey TS, Miller W, Eichler EE, Bork P, Suyama M, Torrents D, Waterston RH, Wilson RK: Generation and annotation of the DNA sequences of human chromosomes 2 and 4. Nature. 2005 Apr 7;434(7034):724-31. [Article]
  5. Distler M, Biel M, Flockerzi V, Hofmann F: Expression of cyclic nucleotide-gated cation channels in non-sensory tissues and cells. Neuropharmacology. 1994 Nov;33(11):1275-82. [Article]
  6. Dryja TP, Finn JT, Peng YW, McGee TL, Berson EL, Yau KW: Mutations in the gene encoding the alpha subunit of the rod cGMP-gated channel in autosomal recessive retinitis pigmentosa. Proc Natl Acad Sci U S A. 1995 Oct 24;92(22):10177-81. [Article]
  7. Zhang Q, Zulfiqar F, Riazuddin SA, Xiao X, Ahmad Z, Riazuddin S, Hejtmancik JF: Autosomal recessive retinitis pigmentosa in a Pakistani family mapped to CNGA1 with identification of a novel mutation. Mol Vis. 2004 Nov 17;10:884-9. [Article]

Drug Relations

Drug Relations
DrugBank IDNameDrug groupPharmacological action?ActionsDetails
DB04209Dequaliniumapproved, investigationalunknownblockerDetails