LOCUS       HUMSPTCS                1514 bp    mRNA    linear   HUM 13-JAN-1995
DEFINITION  Human T-cell-specific homodimer surface protein CD28 mRNA, complete
            cds.
ACCESSION   J02988
VERSION     J02988.1
KEYWORDS    T-cell-specific homodimer surface protein.
SOURCE      Homo sapiens (human)
  ORGANISM  Homo sapiens
            Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi;
            Mammalia; Eutheria; Euarchontoglires; Primates; Haplorrhini;
            Catarrhini; Hominidae; Homo.
REFERENCE   1  (bases 1 to 1514)
  AUTHORS   Aruffo,A. and Seed,B.
  TITLE     Molecular cloning of a CD28 cDNA by a high-efficiency COS cell
            expression system
  JOURNAL   Proc. Natl. Acad. Sci. U.S.A. 84 (23), 8573-8577 (1987)
   PUBMED   2825196
COMMENT     Original source text: Human T-cell tumor line HPB-ALL, cDNA to
            mRNA, clone lambda-H3M.
            Draft entry and computer-readable sequence for [1] kindly provided
            by B.Seed, 11-AUG-1987.
FEATURES             Location/Qualifiers
     source          1..1514
                     /db_xref="H-InvDB:HIT000191115"
                     /organism="Homo sapiens"
                     /mol_type="mRNA"
                     /db_xref="taxon:9606"
                     /map="2q33-q34"
     gene            1..1514
                     /gene="CD28"
     CDS             100..762
                     /gene="CD28"
                     /note="T-cell-specific homodimer surface protein
                     precursor"
                     /codon_start=1
                     /protein_id="AAA60581.1"
                     /db_xref="GDB:G00-118-765"
                     /translation="MLRLLLALNLFPSIQVTGNKILVKQSPMLVAYDNAVNLSCKYSY
                     NLFSREFRASLHKGLDSAVEVCVVYGNYSQQLQVYSKTGFNCDGKLGNESVTFYLQNL
                     YVNQTDIYFCKIEVMYPPPYLDNEKSNGTIIHVKGKHLCPSPLFPGPSKPFWVLVVVG
                     GVLACYSLLVTVAFIIFWVRSKRSRLLHSDYMNMTPRRPGPTRKHYQPYAPPRDFAAY
                     RS"
     sig_peptide     100..153
                     /gene="CD28"
                     /note="T-cell-specific homodimer surface protein signal
                     peptide"
     mat_peptide     154..759
                     /gene="CD28"
                     /product="T-cell-specific homodimer surface protein"
BASE COUNT          404 a          360 c          337 g          413 t
ORIGIN      Unreported.
        1 agactctcag gccttggcag gtgcgtcttt cagttcccct cacacttcgg gttcctcggg
       61 gaggaggggc tggaacccta gcccatcgtc aggacaaaga tgctcaggct gctcttggct
      121 ctcaacttat tcccttcaat tcaagtaaca ggaaacaaga ttttggtgaa gcagtcgccc
      181 atgcttgtag cgtacgacaa tgcggtcaac cttagctgca agtattccta caatctcttc
      241 tcaagggagt tccgggcatc ccttcacaaa ggactggata gtgctgtgga agtctgtgtt
      301 gtatatggga attactccca gcagcttcag gtttactcaa aaacggggtt caactgtgat
      361 gggaaattgg gcaatgaatc agtgacattc tacctccaga atttgtatgt taaccaaaca
      421 gatatttact tctgcaaaat tgaagttatg tatcctcctc cttacctaga caatgagaag
      481 agcaatggaa ccattatcca tgtgaaaggg aaacaccttt gtccaagtcc cctatttccc
      541 ggaccttcta agcccttttg ggtgctggtg gtggttggtg gagtcctggc ttgctatagc
      601 ttgctagtaa cagtggcctt tattattttc tgggtgagga gtaagaggag caggctcctg
      661 cacagtgact acatgaacat gactccccgc cgccccgggc ccacccgcaa gcattaccag
      721 ccctatgccc caccacgcga cttcgcagcc tatcgctcct gacacggacg cctatccaga
      781 agccagccgg ctggcagccc ccatctgctc aatatcactg ctctggatag gaaatgaccg
      841 ccatctccag ccggccacct cagcccctgt tgggccacca atgccaattt ttctcgagtg
      901 actagaccaa atatcaagat cattttgaga ctctgaaatg aagtaaaaga gatttcctgt
      961 gacaggccaa gtcttacagt gccatggccc acattccaac ttaccatgta cttagtgact
     1021 tgactgagaa gttagggtag aaaacaaaaa gggagtggat tctgggagcc tcttcccttt
     1081 ctcactcacc tgcacatctc agtcaagcaa agtgtggtat ccacagacat tttagttgca
     1141 gaagaaaggc taggaaatca ttccttttgg ttaaatgggt gtttaatctt ttggttagtg
     1201 ggttaaacgg ggtaagttag agtaggggga gggataggaa gacatattta aaaaccatta
     1261 aaacactgtc tcccactcat gaaatgagcc acgtagttcc tatttaatgc tgttttcctt
     1321 tagtttagaa atacatagac attgtctttt atgaattctg atcatattta gtcattttga
     1381 ccaaatgagg gatttggtca aatgagggat tccctcaaag caatatcagg taaaccaagt
     1441 tgctttcctc actccctgtc atgagacttc agtgttaatg ttcacaatat actttcgaaa
     1501 gaataaaata gttc
//