apoTF binds 2Fe3+ to form holoTF (Xenopus tropicalis)
apotf binds 2fe3+ to form holotf (xenopus tropicalis)
apoTF binds 2Fe3+ to form holoTF (Xenopus tropicalis)
apotf binds 2fe3+ to form holotf (xenopus tropicalis)