| Outgoing Relation(s) |
| magnesium porphyrin (CHEBI:25111) is a magnesium tetrapyrrole (CHEBI:38251) |
| magnesium porphyrin (CHEBI:25111) is a metalloporphyrin (CHEBI:25216) |
| Incoming Relation(s) |
| chlorophyll (CHEBI:28966) is a magnesium porphyrin (CHEBI:25111) |
| magnesium 131-hydroxyprotoporphyrin 13-monomethyl ester (CHEBI:15434) is a magnesium porphyrin (CHEBI:25111) |
| magnesium 131-oxoprotoporphyrin 13-monomethyl ester (CHEBI:15433) is a magnesium porphyrin (CHEBI:25111) |
| magnesium octaethylporphyrin (CHEBI:51227) is a magnesium porphyrin (CHEBI:25111) |
| magnesium protoporphyrin (CHEBI:15431) is a magnesium porphyrin (CHEBI:25111) |
| magnesium protoporphyrin 13-monomethyl ester (CHEBI:15432) is a magnesium porphyrin (CHEBI:25111) |
| magnesium protoporphyrin(2−) (CHEBI:60492) is a magnesium porphyrin (CHEBI:25111) |
| magnesium tetraphenylporphyrin (CHEBI:51228) is a magnesium porphyrin (CHEBI:25111) |