Identification
HMDB Protein ID CDBP01057
Secondary Accession Numbers Not Available
Name cGMP-gated cation channel alpha-1
Description Not Available
Synonyms
  1. CNG channel alpha-1
  2. CNG-1
  3. CNG1
  4. Cyclic nucleotide-gated cation channel 1
  5. Cyclic nucleotide-gated channel alpha-1
  6. Cyclic nucleotide-gated channel, photoreceptor
  7. Rod photoreceptor cGMP-gated channel subunit alpha
Gene Name CNGA1
Protein Type Enzyme
Biological Properties
General Function Involved in ion 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
GO Classification
Component
membrane
cell part
Function
transmembrane transporter activity
substrate-specific transmembrane transporter activity
ion transmembrane transporter activity
transporter activity
ion channel activity
Process
establishment of localization
transport
transmembrane transport
ion transport
Cellular Location
  1. Membrane
  2. Multi-pass membrane protein
Pathways
Gene Properties
Chromosome Location Chromosome:4
Locus 4p12
SNPs CNGA1
Gene Sequence
>2073 bp
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
Protein Properties
Number of Residues 690
Molecular Weight 79584.8
Theoretical pI 7.98
Pfam Domain Function
Signals
  • ["None"]
Transmembrane Regions
  • ["165-185", "199-217", "242-261", "300-322", "375-394", "479-499"]
Protein Sequence
>cGMP-gated cation channel alpha-1
MKLSMKNNIINTQQSFVTMPNVIVPDIEKEIRRMENGACSSFSEDDDSASTSEESENENP
HARGSFSYKSLRKGGPSQREQYLPGAIALFNVNNSSNKDQEPEEKKKKKKEKKSKSDDKN
ENKNDPEKKKKKKDKEKKKKEEKSKDKKEEEKKEVVVIDPSGNTYYNWLFCITLPVMYNW
TMVIARACFDELQSDYLEYWLILDYVSDIVYLIDMFVRTRTGYLEQGLLVKEELKLINKY
KSNLQFKLDVLSLIPTDLLYFKLGWNYPEIRLNRLLRFSRMFEFFQRTETRTNYPNIFRI
SNLVMYIVIIIHWNACVFYSISKAIGFGNDTWVYPDINDPEFGRLARKYVYSLYWSTLTL
TTIGETPPPVRDSEYVFVVVDFLIGVLIFATIVGNIGSMISNMNAARAEFQARIDAIKQY
MHFRNVSKDMEKRVIKWFDYLWTNKKTVDEKEVLKYLPDKLRAEIAINVHLDTLKKVRIF
ADCEAGLLVELVLKLQPQVYSPGDYICKKGDIGREMYIIKEGKLAVVADDGVTQFVVLSD
GSYFGEISILNIKGSKAGNRRTANIKSIGYSDLFCLSKDDLMEALTEYPDAKTMLEEKGK
QILMKDGLLDLNIANAGSDPKDLEEKVTRMEGSVDLLQTRFARILAEYESMQQKLKQRLT
KVEKFLKPLIDTEFSSIEGPGAESGPIDST
GenBank ID Protein 63990992
UniProtKB/Swiss-Prot ID P29973
UniProtKB/Swiss-Prot Entry Name CNGA1_HUMAN
PDB IDs Not Available
GenBank Gene ID AC107068
GeneCard ID CNGA1
GenAtlas ID CNGA1
HGNC ID HGNC:2148
References
General References Not Available