>4v04B (B:) observed residues (from ATOM records)
agvseyelpedprwelprdrlvlgkplgegafgqvvlaeaigldkdkpnrvtkvavkmlk
sdatekdlsdlisememmkmigkhkniinllgactqdgplyviveyaskgnlreylqarr
ppeqlsskdlvscayqvargmeylaskkcihrdlaarnvlvtednvmkiadfglidyykk
ttngrlpvkwmapealfdriythqsdvwsfgvllweiftlggspypgvpveelfkllkeg
hrmdkpsnctnelymmmrdcwhavpsqrptfkqlvedldrivaltsnqe