>5x1rA (A:) observed residues (from ATOM records)
snslpsgyrfnefeiqeaigeggfgivyraydhqlertiaikeymptslakrnddlsigl
rgerfgktfqaglnsfiqearllarfshpgllhvlrfweengtaymgtqfysgttlknlq
aqqpekideawirrllpplfsaintihqegylhrdisldniqiqesqlpvlldfgsarke
ignlsdeteivlkpgfapieqyteqgpwtdiyalgavlhtlivgspppvsvvrsiedsyq
plterrpagyspellrtvdralalkpedrpqtidemaelle