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

IMGT reference sequences in FASTA format:

Nucleotide sequences without 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) 
>L19057|CD244*01|Mus musculus|F|EX1|
atgttggggcaagctgtcctgttcacaaccttcctgctcctcagggctcatcagggccaa
g
>L19057|CD244*01|Mus musculus|F|EX2|[D1]|V-LIKE|
actgcccagattcttctgaagaagtggttggtgtctcaggaaagcctgtccagctgaggc
cttccaacatacagacaaaagatgtttctgttcaatggaagaagacagaacagggctcac
acagaaaaattgagatcctgaattggtataatgatggtcccagttggtcaaatgtatctt
ttagtgatatctatggttttgattatggggattttgctcttagtatcaagtcagctaagc
tgcaagacagtggtcactacctgctggagatcaccaacacaggcggaaaagtgtgcaata
agaacttccagcttcttatacttg
>L19057|CD244*01|Mus musculus|F|EX3|[D2]|C-LIKE|
atcatgttgagacccctaacctgaaggcccagtggaagccctggactaatgggacttgtc
aactgtttttgtcctgcttggtgaccaaggatgacaatgtgagctacgccttttggtaca
gagggagcactctgatctccaatcaaaggaatagtacccactgggagaaccagattgacg
ccagcagcctgcacacatacacctgcaacgttagcaacagagccagctgggcaaaccaca
ccctgaacttcacccatggctgtcaaagtgtcccttcga
>L19057|CD244*01|Mus musculus|F|EX4|
atttcagatttctgccctttggggtgatcatcgtgattctagttacattatttctcgggg
ccatcatttgtttctgtgtgtggactaagaagaggaagcagttac
>L19057|CD244*01|Mus musculus|F|EX5|
agttcagccctaaggaacctttgacaatatatgaatatgtcaaggactcacgagccagca
gggatcaacaaggatgctctagggcctctggatctccctcggctgtccaggaagatggga
ggggacaaagagaattggacaggcgtgtttctgag
>L19057|CD244*01|Mus musculus|F|EX6|
gtgctggagcagttgccacagcagactttccctggagatagaggcaccatgtactctatg
atacagtgcaag
>L19057|CD244*01|Mus musculus|F|EX7|
ccttctgattccacatcacaagaaaaatgtacagtatattcagtagtccagccttccagg
aag
>L19057|CD244*01|Mus musculus|F|EX8|
tctggatccaagaagaggaaccagaactattccttaagttgtaccgtgtacgaggag
>L19057|CD244*01|Mus musculus|F|EX9|
gttggaaacccatggctcaaagctcacaaccctgccaggctgagccgcagagagctggag
aactttgatgtctactcc
>L19057|CD244*01|Mus musculus|F|EX1-9|
atgttggggcaagctgtcctgttcacaaccttcctgctcctcagggctcatcagggccaa
gactgcccagattcttctgaagaagtggttggtgtctcaggaaagcctgtccagctgagg
ccttccaacatacagacaaaagatgtttctgttcaatggaagaagacagaacagggctca
cacagaaaaattgagatcctgaattggtataatgatggtcccagttggtcaaatgtatct
tttagtgatatctatggttttgattatggggattttgctcttagtatcaagtcagctaag
ctgcaagacagtggtcactacctgctggagatcaccaacacaggcggaaaagtgtgcaat
aagaacttccagcttcttatacttgatcatgttgagacccctaacctgaaggcccagtgg
aagccctggactaatgggacttgtcaactgtttttgtcctgcttggtgaccaaggatgac
aatgtgagctacgccttttggtacagagggagcactctgatctccaatcaaaggaatagt
acccactgggagaaccagattgacgccagcagcctgcacacatacacctgcaacgttagc
aacagagccagctgggcaaaccacaccctgaacttcacccatggctgtcaaagtgtccct
tcgaatttcagatttctgccctttggggtgatcatcgtgattctagttacattatttctc
ggggccatcatttgtttctgtgtgtggactaagaagaggaagcagttacagttcagccct
aaggaacctttgacaatatatgaatatgtcaaggactcacgagccagcagggatcaacaa
ggatgctctagggcctctggatctccctcggctgtccaggaagatgggaggggacaaaga
gaattggacaggcgtgtttctgaggtgctggagcagttgccacagcagactttccctgga
gatagaggcaccatgtactctatgatacagtgcaagccttctgattccacatcacaagaa
aaatgtacagtatattcagtagtccagccttccaggaagtctggatccaagaagaggaac
cagaactattccttaagttgtaccgtgtacgaggaggttggaaacccatggctcaaagct
cacaaccctgccaggctgagccgcagagagctggagaactttgatgtctactcctag