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IMGT reference sequences in FASTA format:

Amino acid 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) 
>M26441|CD8B*01|Mus musculus|F|EX1|
MQPWLWLVFSMKLA
>M26442|CD8B*01|Mus musculus|F|EX2|[D1]|V-LIKE|
ALWSSSALIQTPSSLLVQTNHTAKMSCEVKSISKLTSIYWLRERQDPKDKYFEFLASWSS
SKGVLYGESVDKKRNIILESSDSRRPFLSIMNVKPEDSDFYFCATVGSPKMVFGTGTKLT
V
>M26443|CD8B*01|Mus musculus|F|EX3|
VDVLPTTAPTKKTTLKMKKKKQCPFPHPETQK
>M26444|CD8B*01|Mus musculus|F|EX4|
GLTCSLTTLSLLVVCILLLLAFLGVAVYFY
>M26445|CD8B*01|Mus musculus|F|EX5|
CVRRRARIHFMK
>M26446|CD8B*01|Mus musculus|F|EX6|
QFHK
>CD8B*01|Mus musculus|F|EX1-6|Complete|Splicing A|
MQPWLWLVFSMKLAALWSSSALIQTPSSLLVQTNHTAKMSCEVKSISKLTSIYWLRERQD
PKDKYFEFLASWSSSKGVLYGESVDKKRNIILESSDSRRPFLSIMNVKPEDSDFYFCATV
GSPKMVFGTGTKLTVVDVLPTTAPTKKTTLKMKKKKQCPFPHPETQKGLTCSLTTLSLLV
VCILLLLAFLGVAVYFYCVRRRARIHFMKQFHK*
>M22065|CD8B*02|Mus musculus|F|EX1|
MQPWLWLVFSMKLA
>M22066|CD8B*02|Mus musculus|F|EX2|[D1]|V-LIKE|
ALWSSSALIQTPSSLLVQTNHTAKMSCEVKSISKLTSIYWLRERQDPKDKYFEFLASWSS
SKGVLYGESVDKKRNIILESSDSSRPFLSIMNVKPEDSDFYFCATVGSPKMVFGTGTKLT
V
>M22067|CD8B*02|Mus musculus|F|EX3|
VDVLPTTAPTKKTTLKMKKKKQCPFPHPETQK
>M22068|CD8B*02|Mus musculus|F|EX4|
GLTCSLTTLSLLVVCILLLLAFLGVAVYFY
>M22069|CD8B*02|Mus musculus|F|EX5|
CVRRRARIHFMK
>M22070|CD8B*02|Mus musculus|F|EX6|
QFHK
>CD8B*02|Mus musculus|F|EX1-6|Complete|Splicing A|
MQPWLWLVFSMKLAALWSSSALIQTPSSLLVQTNHTAKMSCEVKSISKLTSIYWLRERQD
PKDKYFEFLASWSSSKGVLYGESVDKKRNIILESSDSSRPFLSIMNVKPEDSDFYFCATV
GSPKMVFGTGTKLTVVDVLPTTAPTKKTTLKMKKKKQCPFPHPETQKGLTCSLTTLSLLV
VCILLLLAFLGVAVYFYCVRRRARIHFMKQFHK*
>U34882|CD8B*02|Mus musculus|F|EX1|
MQPWLWLVFSMKLA
>U34882|CD8B*02|Mus musculus|F|EX2|[D1]|V-LIKE|
ALWSSSALIQTPSSLLVQTNHTAKMSCEVKSISKLTSIYWLRERQDPKDKYFEFLASWSS
SKGVLYGESVDKKRNIILESSDSSRPFLSIMNVKPEDSDFYFCATV
>U34882|CD8B*02|Mus musculus|F|EX5|
RRARIHFMK
>U34882|CD8B*02|Mus musculus|F|EX6|
QFHK
>CD8B*02|Mus musculus|F|EX1-2,5-6|Complete|Splicing B|
MQPWLWLVFSMKLAALWSSSALIQTPSSLLVQTNHTAKMSCEVKSISKLTSIYWLRERQD
PKDKYFEFLASWSSSKGVLYGESVDKKRNIILESSDSSRPFLSIMNVKPEDSDFYFCATV
RRARIHFMKQFHK*
>AK087944|CD8B*03|Mus musculus|F|EX1|
MQPWLWLVFSMKLA
>AK087944|CD8B*03|Mus musculus|F|EX2|[D1]|V-LIKE|
ALWSSSALIQTPSSLLVQTNHTAKMSCEVKSISKLTSIYWLRERQDPKDKYFEFLASWSS
SKGVLYGESVDKKRNIILESSDSSRPFLSIMNVKPEDSDFYFCATVGSPKMVFGTGTKLT
V
>AK087944|CD8B*03|Mus musculus|F|EX3|
VDVLPTTAPTKKTTLKMKKNKQCPFPHPETQK
>AK087944|CD8B*03|Mus musculus|F|EX4|
GLTCSLTTLSLLVVCILLLLAFLGVAVYFY
>AK087944|CD8B*03|Mus musculus|F|EX5|
CVRRRARIHFMK
>AK087944|CD8B*03|Mus musculus|F|EX6|
QFHK
>CD8B*03|Mus musculus|F|EX1-6|Complete|Splicing A|
MQPWLWLVFSMKLAALWSSSALIQTPSSLLVQTNHTAKMSCEVKSISKLTSIYWLRERQD
PKDKYFEFLASWSSSKGVLYGESVDKKRNIILESSDSRRPFLSIMNVKPEDSDFYFCATV
GSPKMVFGTGTKLTVVDVLPTTAPTKKTTLKMKKNKQCPFPHPETQKGLTCSLTTLSLLV
VCILLLLAFLGVAVYFYCVRRRARIHFMKQFHK*