>sp|P02686-4|MBP_HUMAN Isoform 4 of Myelin basic protein OS=Homo sapiens OX=9606 GN=MBP MASQKRPSQRHGSKYLATASTMDHARHGFLPRHRDTGILDSIGRFFGGDRGAPKRGSGKV PWLKPGRSPLPSHARSQPGLCNMYKDSHHPARTAHYGSLPQKSHGRTQDENPVVHFFKNI VTPRTPPPSQGKGAEGQRPGFGYGGRASDYKSAHKGFKGVDAQGTLSKIFKLGGRDSRSG SPMARR