>1urzA (A:) observed residues (from ATOM records)
rcthlenrdfvtgtqgttrvtlvlelggcvtitaegkpsmdvwldaiyqenpaktreycl
haklsdtkvaarcptmgpatlaeehqggtvckrdqsdrgwgnhcglfgkgsivacvkaac
eakkkatghvydankivytvkvephtrktasftissektiltmgeygdvsllcrvasgvd
laqtvileldptawqvhrdwfndlalpwkhegaqnwnnaerlvefgaphavkmdvynlgd
qtgvllkalagvpvahiegtkyhlksghvtcevgleklkmkgltytmcdktkftwkrapt
dsghdtvvmevtfsgtkpcripvravahgspdvnvamlitpnptienngggfiemqlppg
dniiyvgelshqwfqkgssigr