>4btlB (B:) SEQRES residues
egredpqllvrvrggqlrgirlkapggpvsaflgipfaeppvgsrrfmppepkrpwsgvl
dattfqnvcyqyvdtlypgfegtemwnpnrelsedclylnvwtpyprpasptpvliwiyg
ggfysgaasldvydgrflaqvegavlvsmnyrvgtfgflalpgsreapgnvglldqrlal
qwvqeniaafggdpmsvtlfgesagaasvgmhilslpsrslfhravlqsgtpngpwatvs
agearrratllarlvgcppggaggndteliaclrtrpaqdlvdhewhvlpqesifrfsfv
pvvdgdflsdtpealintgdfqdlqvlvgvvkdegsyflvygvpgfskdneslisraqfl
agvrigvpqasdlaaeavvlhytdwlhpedpthlrdamsavvgdhnvvcpvaqlagrlaa
qgarvyayifehrastltwplwmgvphgyeiefifglpldpslnytteerifaqrlmkyw
tnfartgdpndprdskspqwppyttaaqqyvslnlkplevrrglraqtcafwnrflpkll
sat