| Chain | GOid | namespace | contents |
| A | 0000166 | molecular_function | nucleotide binding |
| A | 0004412 | molecular_function | homoserine dehydrogenase activity |
| A | 0006520 | biological_process | amino acid metabolic process |
| A | 0008652 | biological_process | amino acid biosynthetic process |
| A | 0009086 | biological_process | methionine biosynthetic process |
| A | 0009088 | biological_process | threonine biosynthetic process |
| A | 0016491 | molecular_function | oxidoreductase activity |
| A | 0046872 | molecular_function | metal ion binding |
| A | 0050661 | molecular_function | NADP binding |
| B | 0000166 | molecular_function | nucleotide binding |
| B | 0004412 | molecular_function | homoserine dehydrogenase activity |
| B | 0006520 | biological_process | amino acid metabolic process |
| B | 0008652 | biological_process | amino acid biosynthetic process |
| B | 0009086 | biological_process | methionine biosynthetic process |
| B | 0009088 | biological_process | threonine biosynthetic process |
| B | 0016491 | molecular_function | oxidoreductase activity |
| B | 0046872 | molecular_function | metal ion binding |
| B | 0050661 | molecular_function | NADP binding |
| C | 0000166 | molecular_function | nucleotide binding |
| C | 0004412 | molecular_function | homoserine dehydrogenase activity |
| C | 0006520 | biological_process | amino acid metabolic process |
| C | 0008652 | biological_process | amino acid biosynthetic process |
| C | 0009086 | biological_process | methionine biosynthetic process |
| C | 0009088 | biological_process | threonine biosynthetic process |
| C | 0016491 | molecular_function | oxidoreductase activity |
| C | 0046872 | molecular_function | metal ion binding |
| C | 0050661 | molecular_function | NADP binding |
| D | 0000166 | molecular_function | nucleotide binding |
| D | 0004412 | molecular_function | homoserine dehydrogenase activity |
| D | 0006520 | biological_process | amino acid metabolic process |
| D | 0008652 | biological_process | amino acid biosynthetic process |
| D | 0009086 | biological_process | methionine biosynthetic process |
| D | 0009088 | biological_process | threonine biosynthetic process |
| D | 0016491 | molecular_function | oxidoreductase activity |
| D | 0046872 | molecular_function | metal ion binding |
| D | 0050661 | molecular_function | NADP binding |