>4hb7B (B:) observed residues (from ATOM records)
tktkimgilnvtnnvetainrvkamidegadiidvggvstrpghemvtleeelnrvlpvv
eaivgfdvkisvdtfrsevaeaclklgvdmindqwaglydhrmfqivakydaeiilmhng
ngnrdepvveemltsllaqahqakiagipsnkiwldpgigfaktrneeaevmarldelva
teypvllatsrkrftkemmgydttpverdevtaattaygimkgvravrvhnvelnaklak
gidflkenenarh