Indicate True (T) and False (F) Statements Below Regarding the Nuclear

Short Answer

Indicate true (T) and false (F) statements below regarding the nuclear transport of proteins. Your answer would be a four-letter string composed of letters T and F only, e.g. TTTF.
( ) Many nuclear import and export receptors are members of the same protein family.
( ) Most nuclear import receptors contain unstructured domains with FG-repeats.
( ) Adaptor proteins that simultaneously bind to nuclear localization signals and to importins are required for the import of some nuclear cargo proteins.
( ) Ran is mostly found in its GTP-bound form in the nucleus.