>3a2nA (A:) observed residues (from ATOM records)
rrapvlgssmayretgaqdapvvlflhgnptsshiwrnilplvspvahciapdligfgqs
gkpdiayrffdhvryldafieqrgvtsaylvaqdwgtalafhlaarrpdfvrglafmefi
rpmptwqdfhhtevaeeqdhaeaaravfrkfrtpgegeamileanafvervlpggivrkl
gdeemapyrtpfptpesrrpvlafprelpiagepadvyealqsahaalaassypkllftg
epgalvspefaerfaasltrcalirlgaglhylqedhadaigrsvagwiagieavrpq