>4f64B (B:) observed residues (from ATOM records)
seyelpedprwelprdrlvlgkplgegafgqvvlaeaiglpnrvtkvavkmlksdatekd
lsdlisememmkmigkhkniinllgactqdgplyviveyaskgnlreylqarrqlsskdl
vscayqvargmeylaskkcihrdlaarnvlvtednvmkiadfgladyykkgrlpvkwmap
ealfdriythqsdvwsfgvllweiftlggspypgvpveelfkllkeghrmdkpsnctnel
ymmmrdcwhavpsqrptfkqlvedldrivalt