pterin

As nouns the difference between pterion and pterin

is that pterion is (anatomy) the point corresponding with the posterior end of the sphenoparietal suture; known as the weakest part of the skull while pterin is (organic compound) a ketonic amide derivative of pteridine responsible for some of the colouring in nature it is also a component of folic acid.

As nouns the difference between pterin and terin

is that pterin is (organic compound) a ketonic amide derivative of pteridine responsible for some of the colouring in nature it is also a component of folic acid while terin is (the bird).

As nouns the difference between pterin and pteron

is that pterin is (organic compound) a ketonic amide derivative of pteridine responsible for some of the colouring in nature it is also a component of folic acid while pteron is (architecture) a peristyle raised on a podium, differing from an ordinary peristyle raised only on a stylobate.

As nouns the difference between pterin and dihydropteroate

is that pterin is (organic compound) a ketonic amide derivative of pteridine responsible for some of the colouring in nature it is also a component of folic acid while dihydropteroate is a pterin created from para-aminobenzoic acid by the enzyme dihydropteroate synthetase, an important intermediate in folate synthesis.

As nouns the difference between pterin and pyranopterin

is that pterin is (organic compound) a ketonic amide derivative of pteridine responsible for some of the colouring in nature it is also a component of folic acid while pyranopterin is (biochemistry) any of several enzymatic cofactors containing a pterin coordinated to a metal ion via sulfur atoms.