Assertion: iron | /r/HasProperty | protein
Facets:
Source sentences:
text: Iron is a mineral vital to the proper function of hemoglobin, a protein needed to transport oxygen in the blood.
text: Iron is a trace mineral needed to make hemoglobin, the protein needed to carry oxygen throughout the body.
text: In particular, iron is a vital part of haemoglobin, a protein found in red blood cells that helps carry oxygen around the body.
text: The iron is deposited onto transferrin, the protein responsible for iron transport in the blood.