| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Base deficit | Is a | False | General metabolic function | Inferred relationship | Existential restriction modifier |  | 
| Anion gap, function | Is a | True | General metabolic function | Inferred relationship | Existential restriction modifier |  | 
| Protein binding capacity, function | Is a | False | General metabolic function | Inferred relationship | Existential restriction modifier |  | 
| Protein binding, function | Is a | True | General metabolic function | Inferred relationship | Existential restriction modifier |  | 
| Anabolism, function | Is a | True | General metabolic function | Inferred relationship | Existential restriction modifier |  | 
| Lipid peroxidation, function | Is a | True | General metabolic function | Inferred relationship | Existential restriction modifier |  | 
| Electron transfer, function | Is a | True | General metabolic function | Inferred relationship | Existential restriction modifier |  | 
| Metabolic pathway, function | Is a | True | General metabolic function | Inferred relationship | Existential restriction modifier |  | 
| Metabolic requirement, function | Is a | True | General metabolic function | Inferred relationship | Existential restriction modifier |  | 
| Virus replication in vivo, function | Is a | True | General metabolic function | Inferred relationship | Existential restriction modifier |  | 
| Photosynthesis, function | Is a | True | General metabolic function | Inferred relationship | Existential restriction modifier |  | 
| Competitive binding, function | Is a | True | General metabolic function | Inferred relationship | Existential restriction modifier |  | 
| Oxidation, function | Is a | True | General metabolic function | Inferred relationship | Existential restriction modifier |  | 
| Metabolic clearance rate, function | Is a | True | General metabolic function | Inferred relationship | Existential restriction modifier |  | 
| Protein denaturation, function | Is a | True | General metabolic function | Inferred relationship | Existential restriction modifier |  | 
| Allosteric regulation, function | Is a | True | General metabolic function | Inferred relationship | Existential restriction modifier |  | 
| Auto-oxidation, function | Is a | True | General metabolic function | Inferred relationship | Existential restriction modifier |  | 
| Ion exchange, function | Is a | True | General metabolic function | Inferred relationship | Existential restriction modifier |  | 
| Catabolism, function | Is a | True | General metabolic function | Inferred relationship | Existential restriction modifier |  | 
| Fermentation, function | Is a | True | General metabolic function | Inferred relationship | Existential restriction modifier |  | 
| Photophosphorylation, function | Is a | True | General metabolic function | Inferred relationship | Existential restriction modifier |  | 
| Oxygen affinity, function | Is a | True | General metabolic function | Inferred relationship | Existential restriction modifier |  | 
| Nucleic acid denaturation, function | Is a | True | General metabolic function | Inferred relationship | Existential restriction modifier |  | 
| Metabolic induction, function | Is a | True | General metabolic function | Inferred relationship | Existential restriction modifier |  | 
| Nucleic acid renaturation, function | Is a | True | General metabolic function | Inferred relationship | Existential restriction modifier |  | 
| Down-regulation, function | Is a | True | General metabolic function | Inferred relationship | Existential restriction modifier |  | 
| Nucleic acid hybridization, function | Is a | True | General metabolic function | Inferred relationship | Existential restriction modifier |  | 
| Enzyme stability, function | Is a | True | General metabolic function | Inferred relationship | Existential restriction modifier |  | 
| Oxidative phosphorylation, function | Is a | True | General metabolic function | Inferred relationship | Existential restriction modifier |  | 
| Protein hybridization, function | Is a | True | General metabolic function | Inferred relationship | Existential restriction modifier |  | 
| Reduction | Is a | True | General metabolic function | Inferred relationship | Existential restriction modifier |  | 
| Biofeedback, function | Is a | True | General metabolic function | Inferred relationship | Existential restriction modifier |  | 
| Inhibition, function | Is a | True | General metabolic function | Inferred relationship | Existential restriction modifier |  | 
| Metabolic repression, function | Is a | True | General metabolic function | Inferred relationship | Existential restriction modifier |  | 
| Acid-base equilibrium, function | Is a | True | General metabolic function | Inferred relationship | Existential restriction modifier |  | 
| Organ or tissue uptake, function | Is a | True | General metabolic function | Inferred relationship | Existential restriction modifier |  | 
| Oxidation-reduction, function | Is a | True | General metabolic function | Inferred relationship | Existential restriction modifier |  | 
| Lipid mobilization, function | Is a | True | General metabolic function | Inferred relationship | Existential restriction modifier |  | 
| Enzyme activation, function | Is a | True | General metabolic function | Inferred relationship | Existential restriction modifier |  | 
| Energy transfer, function | Is a | True | General metabolic function | Inferred relationship | Existential restriction modifier |  | 
| Lipid metabolic function | Is a | True | General metabolic function | Inferred relationship | Existential restriction modifier |  | 
| Nucleic acid metabolic function | Is a | True | General metabolic function | Inferred relationship | Existential restriction modifier |  | 
| Oxygen metabolic function | Is a | True | General metabolic function | Inferred relationship | Existential restriction modifier |  | 
| Phosphorylation, function | Is a | True | General metabolic function | Inferred relationship | Existential restriction modifier |  | 
| Protein metabolic function | Is a | True | General metabolic function | Inferred relationship | Existential restriction modifier |  | 
| Binding capacity | Is a | True | General metabolic function | Inferred relationship | Existential restriction modifier |  |