Guide to the Human Genome
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Name: CD81 Sequence: fasta or formatted (236aa) NCBI GI: 4757944
Description:

CD81 antigen

Referenced in:

Integrins
Additional Genes in Development
Ovary, Uterus and Placenta

Composition:

amino acid map
 Amino acid        Percentage    Count  Longest homopolymer
 A alanine             8.1         19           2
 C cysteine            5.1         12           2
 D aspartate           5.1         12           3
 E glutamate           3.0          7           1
 F phenylalanine       6.8         16           2
 G glycine             8.1         19           2
 H histidine           1.3          3           1
 I isoleucine          8.1         19           2
 K lysine              5.1         12           1
 L leucine            11.9         28           2
 M methionine          2.5          6           2
 N asparagine          4.7         11           2
 P proline             1.7          4           1
 Q glutamine           3.8          9           2
 R arginine            0.8          2           1
 S serine              4.7         11           2
 T threonine           5.1         12           2
 V valine              9.7         23           2
 W tryptophan          1.3          3           1
 Y tyrosine            3.4          8           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   CD81 antigen 
CD9                   0.406   CD9 antigen 
TSPAN2                0.340   tetraspan 2 
TSPAN8                0.224   transmembrane 4 superfamily member 3 
TSPAN18               0.189   tetraspanin 18 isoform 2 
TSPAN9                0.180   tetraspanin 9 
TSPAN4                0.171   tetraspanin 4 isoform a 
TSPAN4                0.171   tetraspanin 4 isoform a 
TSPAN4                0.171   tetraspanin 4 isoform a 
TSPAN4                0.171   tetraspanin 4 isoform a 
TSPAN4                0.171   tetraspanin 4 isoform a 
TSPAN4                0.171   tetraspanin 4 isoform a 
TSPAN18               0.164   tetraspanin 18 isoform 1 
CD53                  0.164   CD53 antigen 
CD53                  0.164   CD53 antigen 
TSPAN11               0.160   tetraspanin 11 
CD82                  0.156   CD82 antigen isoform 1 
CD151                 0.156   CD151 antigen 
CD151                 0.156   CD151 antigen 
CD151                 0.156   CD151 antigen 
CD151                 0.156   CD151 antigen 
TSPAN1                0.138   tetraspan 1 
TSPAN14               0.132   tetraspanin 14 isoform 1 
TSPAN33               0.129   tetraspanin 33 
TSPAN5                0.125   transmembrane 4 superfamily member 9 
CD63                  0.123   CD63 antigen isoform A 
TSPAN7                0.121   tetraspanin 7 
TSPAN17               0.121   transmembrane 4 superfamily member 17 isoform b [Hom...
TSPAN17               0.121   transmembrane 4 superfamily member 17 isoform a [Hom...
TSPAN17               0.121   transmembrane 4 superfamily member 17 isoform c [Hom...
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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