| Chain | GOid | namespace | contents |
| A | 0003824 | molecular_function | catalytic activity |
| A | 0004767 | molecular_function | sphingomyelin phosphodiesterase activity |
| A | 0005515 | molecular_function | protein binding |
| A | 0005783 | cellular_component | endoplasmic reticulum |
| A | 0005886 | cellular_component | plasma membrane |
| A | 0005901 | cellular_component | caveola |
| A | 0006629 | biological_process | lipid metabolic process |
| A | 0006665 | biological_process | sphingolipid metabolic process |
| A | 0006672 | biological_process | ceramide metabolic process |
| A | 0006684 | biological_process | sphingomyelin metabolic process |
| A | 0006685 | biological_process | sphingomyelin catabolic process |
| A | 0008081 | molecular_function | phosphoric diester hydrolase activity |
| A | 0009612 | biological_process | response to mechanical stimulus |
| A | 0016787 | molecular_function | hydrolase activity |
| A | 0030149 | biological_process | sphingolipid catabolic process |
| A | 0035556 | biological_process | intracellular signal transduction |
| A | 0046513 | biological_process | ceramide biosynthetic process |
| A | 0046872 | molecular_function | metal ion binding |
| A | 0071944 | cellular_component | cell periphery |
| B | 0003824 | molecular_function | catalytic activity |
| B | 0004767 | molecular_function | sphingomyelin phosphodiesterase activity |
| B | 0005515 | molecular_function | protein binding |
| B | 0005783 | cellular_component | endoplasmic reticulum |
| B | 0005886 | cellular_component | plasma membrane |
| B | 0005901 | cellular_component | caveola |
| B | 0006629 | biological_process | lipid metabolic process |
| B | 0006665 | biological_process | sphingolipid metabolic process |
| B | 0006672 | biological_process | ceramide metabolic process |
| B | 0006684 | biological_process | sphingomyelin metabolic process |
| B | 0006685 | biological_process | sphingomyelin catabolic process |
| B | 0008081 | molecular_function | phosphoric diester hydrolase activity |
| B | 0009612 | biological_process | response to mechanical stimulus |
| B | 0016787 | molecular_function | hydrolase activity |
| B | 0030149 | biological_process | sphingolipid catabolic process |
| B | 0035556 | biological_process | intracellular signal transduction |
| B | 0046513 | biological_process | ceramide biosynthetic process |
| B | 0046872 | molecular_function | metal ion binding |
| B | 0071944 | cellular_component | cell periphery |