Here you are: IMGT Web resources > IMGT Repertoire (RPI) > RPI entries from gene to protein

IMGT reference sequences in FASTA format:

Amino acid sequences with gaps

The FASTA header contains:
IMGT accession number | gene and allele name | species | functionality | exon name | domain name | domain type | alternative splicing (if it is) | partial (if it is) 
>M27161|CD8A*01|Homo sapiens|F|EX1|
MALPVTALLLPLALLL
>M27161|CD8A*01|Homo sapiens|F|EX2|[D1]|V-LIKE|
HAARPSQFRVSPLDRTWNLGETVELKCQVLLSNP.....TSGCSWLFQPRGAAASPTFLL
YLSQ........NKPKAAEGLDTQRFSGKRLGDTFVLTLSDFRRENEGYYFCSALSN...
SIMYFSHFVPVFLP
>M27161|CD8A*01|Homo sapiens|F|EX3|
AKPTTTPAPRPPTPAPTIASQPLSLRPEACRPAAGGA
>M27161|CD8A*01|Homo sapiens|F|EX4|
VHTRGLDFACDIYIWAPLAGTCGVLLLSLVITLYCNH
>M27161|CD8A*01|Homo sapiens|F|EX5|
RNRRRVCKCPR
>M27161|CD8A*01|Homo sapiens|F|EX6|
PVVKSGDKPSLSARYV
>M26313|CD8A*01|Homo sapiens|F|EX1|
MALPVTALLLPLALLL
>M26313|CD8A*01|Homo sapiens|F|EX2|[D1]|V-LIKE|
HAARPSQFRVSPLDRTWNLGETVELKCQVLLSNP.....TSGCSWLFQPRGAAASPTFLL
YLSQ........NKPKAAEGLDTQRFSGKRLGDTFVLTLSDFRRENEGYYFCSALSN...
SIMYFSHFVPVFLP
>M26314|CD8A*01|Homo sapiens|F|EX3|
AKPTTTPAPRPPTPAPTIASQPLSLRPEACRPAAGGA
>M26315|CD8A*01|Homo sapiens|F|EX4|
GNRRRVCKCPR
>M26315|CD8A*01|Homo sapiens|F|EX5|
PVVKSGDKPSLSARYV
>M26313|CD8A*02|Homo sapiens|F|EX1|
MALPVTALLLPLALLL
>M26313|CD8A*02|Homo sapiens|F|EX2|[D1]|V-LIKE|
HAARPSQFRVSPLDRTWNLGETVELKCQVLLSNP.....TSGCSWLFQPRGAAASPTFLL
YLSQ........NKPKAAEGLDTQRFSGKRLGDTFVLTLSDFRRENEGYYFCSALSN...
SIMYFSHFVPVFLP
>M26314|CD8A*02|Homo sapiens|F|EX3|
AKPTTTPAPRPPTPAPTIASQPLSLRPEACRPAAGGA
>M26314|CD8A*02|Homo sapiens|F|EX4|
VHTRGLDFACDIYIWAPLAGTCGVLLLSLVITLYCNH
>M26315|CD8A*02|Homo sapiens|F|EX5|
RNRRRVCKCPR
>M26315|CD8A*02|Homo sapiens|F|EX6|
PVVKSGDKPSLSARYV
>AY039664|CD8A*03|Homo sapiens|F|EX1|
MALPVTALLLPLALLL
>AY039664|CD8A*03|Homo sapiens|F|EX2|[D1]|V-LIKE|
HAARPSQFRVSPLDRTWNLGETVELKCQVLLSNP.....TSGCSWLFQPRGAAASPTFLL
YLSQ........NKPKAAEGLDTQRFSGKRLGDTFVLTLSDFRRENESYYFCSALSN...
SIMYFSHFVPVFLP
>AY039664|CD8A*03|Homo sapiens|F|EX3|
AKPTTTPAPRPPTPAPTIASQPLSLRPEACRPAAGGA
>AY039664|CD8A*03|Homo sapiens|F|EX4|
VHTRGLDFACDIYIWAPLAGTCGVLLLSLVITLYCNH
>AY039664|CD8A*03|Homo sapiens|F|EX5|
RNRRRVCKCPR
>AY039664|CD8A*03|Homo sapiens|F|EX6|
PVVKSGDKPSLSARYV
>BC025715|CD8A*01|Homo sapiens|F|EX1|
MALPVTALLLPLALLL
>BC025715|CD8A*01|Homo sapiens|F|EX2|[D1]|V-LIKE|
HAARPSQFRVSPLDRTWNLGETVELKCQVLLSNP.....TSGCSWLFQPRGAAASPTFLL
YLSQ........NKPKAAEGLDTQRFSGKRLGDTFVLTLSDFRRENEGCYFCSALSN...
SIMYFSHFVPVFLP
>BC025715|CD8A*01|Homo sapiens|F|EX3|
AKPTTTPAPRPPTPAPTIASQPLSLRPEACRPAAGGA
>BC025715|CD8A*01|Homo sapiens|F|EX4|
VHTRGLDFACDIYIWAPLAGTCGVLLLSLVITLYCNH
>BC025715|CD8A*01|Homo sapiens|F|EX5|
RNRRRVCKCPR
>BC025715|CD8A*01|Homo sapiens|F|EX6|
PVVKSGDKPSLSARYV