>3krdY (Y:) observed residues (from ATOM records)
speqamrerselarkgiaraksvvalayaggvlfvaenpsrslqkiselydrvgfaaagk
fnefdnlrrggiqfadtrgyaydrrdvtgrqlanvyaqtlgtifteqakpyevelcvaev
ahygetkrpelyritydgsiadephfvvmggttepianalkesyaenasltdalriavaa
lraggvaslevavldanrprrafrritgsalqallv