>4ubvA (A:) observed residues (from ATOM records)
mgypviveatrspigkrngwlsglhatellgavqkavvdkagiqsglhagdveqviggcv
tqfgeqsnnisrvawltaglpehvgattvdcqcgsgqqanhliagliaagaidvgiacgi
eamsrvglganagpdrsliraqswdidlpnqfeaaeriakrrgitredvdvfglesqrra
qrawaegrfdreispiqapvldeqnqptgerrlvfrdqglrettmaglgelkpvleggih
tagtssqisdgaaavlwmdeavarahgltprarivaqalvgaepyyhldgpvqstakvle
kagmkigdidiveineafasvvlswarvhepdmdrvnvnggaialghpvgctgsrlitta
lhelertdqslalitmcaggalstgtiieri