Guide to the Human Genome
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Name: CHRNA4 Sequence: fasta or formatted (627aa) NCBI GI: 4502827
Description:

cholinergic receptor, nicotinic, alpha 4 subunit precursor

Referenced in:

Acetylcholine

Composition:

amino acid map
 Amino acid        Percentage    Count  Longest homopolymer
 A alanine             6.5         41           2
 C cysteine            2.9         18           2
 D aspartate           4.9         31           2
 E glutamate           4.9         31           2
 F phenylalanine       3.7         23           2
 G glycine             4.6         29           2
 H histidine           2.9         18           2
 I isoleucine          5.9         37           2
 K lysine              4.3         27           2
 L leucine            10.7         67           5
 M methionine          2.2         14           2
 N asparagine          2.2         14           2
 P proline             9.7         61           3
 Q glutamine           2.7         17           2
 R arginine            5.3         33           2
 S serine              8.0         50           2
 T threonine           5.9         37           2
 V valine              7.8         49           2
 W tryptophan          2.2         14           1
 Y tyrosine            2.6         16           1
Comparative genomics:

Search single species RefSeq proteins at NCBI
   H. sapiens
   M. musculus
   D. rerio
   C. intestinalis
   S. purpuratus
   D. melanogaster
   C. elegans
   A. thaliana
   S. cerevisiae
   E. coli W3110
   A. pernix K1

Search summary

comparative genomics plot

   Figure data

Additional searches of
RefSeq proteins at NCBI

   All
   Eukaryotes
   Bacteria
   Archaea
   Viruses
   Primates
   Mammals
   Vertebrates

Related human proteins:
Protein          Relative score         Description

Self-match            1.000   cholinergic receptor, nicotinic, alpha 4 subunit prec... 
CHRNA2                0.437   cholinergic receptor, nicotinic, alpha polypeptide ...
CHRNA3                0.365   cholinergic receptor, nicotinic, alpha 3 
CHRNA6                0.354   cholinergic receptor, nicotinic, alpha 6 
CHRNA5                0.310   cholinergic receptor, nicotinic, alpha 5 
CHRNB3                0.309   cholinergic receptor, nicotinic, beta polypeptide 3 [...
CHRNB2                0.297   neuronal nicotinic acetylcholine receptor beta 2 prec...
CHRNA1                0.294   nicotinic cholinergic receptor alpha 1 isoform b prec...
CHRNA1                0.283   nicotinic cholinergic receptor alpha 1 isoform a pre...
CHRNB4                0.281   cholinergic receptor, nicotinic, beta 4 
CHRNA7                0.239   cholinergic receptor, nicotinic, alpha 7 precursor [H...
CHRNB1                0.230   nicotinic acetylcholine receptor beta 1 subunit prec...
CHRND                 0.213   nicotinic acetylcholine receptor delta polypeptide pr...
CHRNA9                0.213   cholinergic receptor, nicotinic, alpha 9 precursor [...
CHRNA10               0.205   cholinergic receptor, nicotinic, alpha 10 
CHRNG                 0.203   cholinergic receptor, nicotinic, gamma polypeptide p...
CHRNE                 0.198   nicotinic acetylcholine receptor epsilon polypeptide ...
CHRFAM7A              0.158   CHRNA7-FAM7A fusion isoform 1 
HTR3A                 0.147   5-hydroxytryptamine (serotonin) receptor 3A isoform...
HTR3A                 0.146   5-hydroxytryptamine (serotonin) receptor 3A isoform...
HTR3A                 0.135   5-hydroxytryptamine (serotonin) receptor 3A isoform...
CHRFAM7A              0.115   CHRNA7-FAM7A fusion isoform 2 
HTR3E                 0.107   5-hydroxytryptamine receptor 3 subunit E 
HTR3B                 0.106   5-hydroxytryptamine (serotonin) receptor 3B precursor...
HTR3C                 0.100   5-hydroxytryptamine receptor 3 subunit C 
GABRG2                0.044   gamma-aminobutyric acid A receptor, gamma 2 isoform ...
GLRB                  0.044   glycine receptor, beta 
GABRG2                0.043   gamma-aminobutyric acid A receptor, gamma 2 isoform ...
GABRG3                0.042   gamma-aminobutyric acid (GABA) A receptor, gamma 3 ...
GABRG1                0.041   gamma-aminobutyric acid A receptor, gamma 1 precurso...
Human BLASTP results (used to prepare the table)

Gene descriptions are from NCBI RefSeq. Search results were obtained with NCBI BLAST and RefSeq entries. When identical proteins are present, the self-match may not be listed first in BLASTP output. In such cases, the table above has been reordered to place it first.

See About the Figures for the scoring system used in the figure above right. The same scoring system was used in the table of BLASTP results.


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Guide to the Human Genome
Copyright © 2010 by Stewart Scherer. All rights reserved.

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