>2f2eA (A:) observed residues (from ATOM records)
tshkqascpvarpldvigdgwsmlivrdafegltrfgefqkslglaknilaarlrnlveh
gvmvavpaesgshqeyrltdkgralfpllvairqwgedyffapdeshvrlverdsgqpvp
rlqvragdgsplaaedtrvsrd