>5r3xA (A:) observed residues (from ATOM records)
stgsatttpidslddayitpvqigtpaqtlnldfdtgssdlwvfssettasevdgqtiyt
psksttakllsgatwsisygdgssssgdvytdtvsvggltvtgqavesakkvsssfteds
tidgllglafstlntvsptqqktffdnakasldspvftadlgyhapgtynfgfidttayt
gsitytavstkqgfwewtstgyavgsgtfkstsidgiadtgttllylpatvvsaywaqvs
gakssssvggyvfpcsatlpsftfgvgsarivipgdyidfgpistgssscfggiqssagi
ginifgdvalkaafvvfngattptlgfask