has_role micronutrient vanadium atom 0 50.94396 50.944 chebi_ontology 23V vanadium V [V] Vanadium LEONUFNNVUYDNQ-UHFFFAOYSA-N SNOMEDCT:18925001 CHEBI:27274 CHEBI:27698 InChI=1S/V kegg.compound:C06267 V vanadium cas:7440-62-2 Vanadium webelements:V CHEBI:9930 vanadio MESH:D014639 metal atom