>2nrbA (A:) observed residues (from ATOM records)
tkfytdaveavkdipngatvlvggfglsgipenligallktgvkeltavsnnagvdnfgl
glllqskqikrmissyvgenaeferqylageleveltpqgtlaeriraggagvpafytst
gygtlvqeggspikynkdgsiaiaskprevrefngqhfileeairgdfalvkawkadqag
nvtfrksarnfnlpmckaaettvveveeivdigsfapedihipkiyvhrlvkgekyekri
erlsvrknvreriikraalefedgmyanlgigipllasnfispnmtvhlqsengilglgp
yplqnevdadlinagketvtvlpgasyfssdesfamirgghvnltmlgamqvskygdlan
wmipgklvkgmggamdlvssaktkvvvtmehsakgnahkimekctlpltgkqcvnriite
kavfdvdrkkgltlielwegltvddikkstgcdfavspklipmqqvt