Table S1.
GO enrichment analysis for 1,102 orthogroups belonging to 1to2 category obtained from human-centered analysis
| GO ID | GO name | No. of 1to2 category (1,102) | No. of allorthogroups(6,264) | Padj* |
| Overrepresented GO ID | ||||
| 0005891 | Voltage-gated calcium channel complex | 12 | 15 | <0.001 |
| 0007215 | Glutamate receptor signaling pathway | 14 | 19 | <0.001 |
| 0022843 | Voltage-gated cation channel activity | 26 | 51 | <0.001 |
| 0007156 | Homophilic cell adhesion | 26 | 54 | <0.001 |
| 0015085 | Calcium ion transmembrane transporter activity | 29 | 62 | <0.001 |
| 0009581 | Detection of external stimulus | 31 | 72 | <0.001 |
| 0009582 | Detection of abiotic stimulus | 31 | 72 | <0.001 |
| 0034703 | Cation channel complex | 33 | 65 | <0.001 |
| 0007611 | Learning or memory | 33 | 77 | <0.001 |
| 0045202 | Synapse | 38 | 99 | <0.001 |
| 0097060 | Synaptic membrane | 40 | 99 | <0.001 |
| 0005261 | Cation channel activity | 43 | 117 | <0.001 |
| 0034765 | Regulation of ion transmembrane transport | 47 | 126 | <0.001 |
| 0034762 | Regulation of transmembrane transport | 47 | 127 | <0.001 |
| 0043235 | Receptor complex | 48 | 123 | <0.001 |
| 0034702 | Ion channel complex | 50 | 115 | <0.001 |
| 0005911 | Cell–cell junction | 50 | 123 | <0.001 |
| 0022836 | Gated channel activity | 50 | 131 | <0.001 |
| 1902495 | Transmembrane transporter complex | 52 | 122 | <0.001 |
| 1990351 | Transporter complex | 52 | 122 | <0.001 |
| 0016337 | Cell–cell adhesion | 54 | 139 | <0.001 |
| 0005216 | Ion channel activity | 58 | 164 | <0.001 |
| 0022838 | Substrate-specific channel activity | 58 | 165 | <0.001 |
| 0044456 | Synapse part | 59 | 163 | <0.001 |
| 0015267 | Channel activity | 61 | 171 | <0.001 |
| 0022803 | Passive transmembrane transporter activity | 61 | 171 | <0.001 |
| 0050767 | Regulation of neurogenesis | 66 | 200 | <0.001 |
| 0007268 | Synaptic transmission | 67 | 192 | <0.001 |
| 0043005 | Neuron projection | 72 | 237 | <0.001 |
| 0043269 | Regulation of ion transport | 73 | 195 | <0.001 |
| 0016477 | Cell migration | 73 | 238 | <0.001 |
| 0060284 | Regulation of cell development | 75 | 247 | <0.001 |
| 0051960 | Regulation of nervous system development | 76 | 226 | <0.001 |
| 0048646 | Anatomical structure formation involved in morphogenesis | 83 | 271 | <0.001 |
| 0007267 | Cell–cell signaling | 86 | 285 | <0.001 |
| 0005509 | Calcium ion binding | 87 | 269 | <0.001 |
| 0015075 | Ion transmembrane transporter activity | 88 | 302 | <0.001 |
| 0051094 | Positive regulation of developmental process | 89 | 300 | <0.001 |
| 0022891 | Substrate-specific transmembrane transporter activity | 92 | 319 | <0.001 |
| 0023052 | Signaling | 93 | 298 | <0.001 |
| 0044700 | Single organism signaling | 93 | 298 | <0.001 |
| 0050877 | Neurological system process | 94 | 284 | <0.001 |
| 0007155 | Cell adhesion | 96 | 315 | <0.001 |
| 0022610 | Biological adhesion | 96 | 316 | <0.001 |
| 0007154 | Cell communication | 100 | 347 | <0.001 |
| 0022857 | Transmembrane transporter activity | 102 | 356 | <0.001 |
| 0055085 | Transmembrane transport | 115 | 411 | <0.001 |
| 0042995 | Cell projection | 118 | 423 | <0.001 |
| 0030054 | Cell junction | 122 | 354 | <0.001 |
| 0097458 | Neuron part | 122 | 371 | <0.001 |
| 0005887 | Integral component of plasma membrane | 122 | 416 | <0.001 |
| 0006811 | Ion transport | 128 | 452 | <0.001 |
| 0006928 | Cellular component movement | 132 | 468 | <0.001 |
| 2000026 | Regulation of multicellular organismal development | 133 | 509 | <0.001 |
| 0003008 | System process | 134 | 437 | <0.001 |
| 0051049 | Regulation of transport | 136 | 529 | <0.001 |
| 0019899 | Enzyme binding | 137 | 531 | <0.001 |
| 0004872 | Receptor activity | 142 | 554 | <0.001 |
| 0050793 | Regulation of developmental process | 165 | 659 | <0.001 |
| 0032879 | Regulation of localization | 185 | 714 | <0.001 |
| 0065008 | Regulation of biological quality | 224 | 933 | <0.001 |
| 0044765 | Single-organism transport | 230 | 949 | <0.001 |
| 0048856 | Anatomical structure development | 244 | 1,002 | <0.001 |
| 0044459 | Plasma membrane part | 249 | 833 | <0.001 |
| 0044707 | Single–multicellular-organism process | 272 | 1,098 | <0.001 |
| 0032501 | Multicellular organismal process | 276 | 1,118 | <0.001 |
| 0006810 | Transport | 287 | 1,226 | <0.001 |
| 0051234 | Establishment of localization | 300 | 1,259 | <0.001 |
| 0044767 | Single-organism developmental process | 332 | 1,412 | <0.001 |
| 0032502 | Developmental process | 362 | 1,566 | <0.001 |
| 0005886 | Plasma membrane | 364 | 1,325 | <0.001 |
| 0016021 | Integral component of membrane | 364 | 1,684 | <0.001 |
| 0044425 | Membrane part | 487 | 2,182 | <0.001 |
| 0016020 | Membrane | 510 | 2,212 | <0.001 |
| 0005515 | Protein binding | 605 | 2,999 | <0.001 |
| 0044763 | Single-organism cellular process | 679 | 3,285 | <0.001 |
| 0065007 | Biological regulation | 700 | 3,492 | <0.001 |
| 0044699 | Single-organism process | 771 | 3,819 | <0.001 |
| 0005575 | Cellular_component | 1,013 | 5,474 | <0.001 |
| 0005245 | Voltage-gated calcium channel activity | 14 | 21 | 0.002 |
| 0048870 | Cell motility | 75 | 252 | 0.002 |
| 0005244 | Voltage-gated ion channel activity | 30 | 71 | 0.003 |
| 0022832 | Voltage-gated channel activity | 30 | 71 | 0.003 |
| 0072509 | Divalent inorganic cation transmembrane transporter activity | 30 | 71 | 0.003 |
| 0050953 | Sensory perception of light stimulus | 34 | 86 | 0.003 |
| 0040011 | Locomotion | 85 | 297 | 0.003 |
| 0051239 | Regulation of multicellular organismal process | 190 | 798 | 0.003 |
| 0007165 | Signal transduction | 356 | 1,656 | 0.003 |
| 0050789 | Regulation of biological process | 659 | 3,337 | 0.003 |
| 0007612 | Learning | 21 | 42 | 0.004 |
| 0007600 | Sensory perception | 55 | 169 | 0.004 |
| 0034220 | Ion transmembrane transport | 77 | 264 | 0.004 |
| 0008092 | Cytoskeletal protein binding | 93 | 336 | 0.004 |
| 0005215 | Transporter activity | 120 | 461 | 0.004 |
| 0050794 | Regulation of cellular process | 631 | 3,185 | 0.004 |
| 0034704 | Calcium channel complex | 14 | 22 | 0.006 |
| 0007601 | Visual perception | 33 | 84 | 0.006 |
| 0050890 | Cognition | 34 | 88 | 0.006 |
| 0005516 | Calmodulin binding | 35 | 92 | 0.006 |
| 0001525 | Angiogenesis | 38 | 103 | 0.006 |
| 0022892 | Substrate-specific transporter activity | 101 | 375 | 0.006 |
| 0045595 | Regulation of cell differentiation | 121 | 469 | 0.006 |
| 0044464 | Cell part | 922 | 4,925 | 0.006 |
| 0051899 | Membrane depolarization | 18 | 34 | 0.007 |
| 0010646 | Regulation of cell communication | 217 | 945 | 0.007 |
| 0008066 | Glutamate receptor activity | 11 | 15 | 0.008 |
| 0005262 | Calcium channel activity | 23 | 50 | 0.008 |
| 0046873 | Metal ion transmembrane transporter activity | 52 | 161 | 0.008 |
| 0022890 | Inorganic cation transmembrane transporter activity | 55 | 173 | 0.008 |
| 0045597 | Positive regulation of cell differentiation | 66 | 220 | 0.008 |
| 0048869 | Cellular developmental process | 186 | 789 | 0.008 |
| 0034330 | Cell junction organization | 31 | 79 | 0.009 |
| 0023051 | Regulation of signaling | 215 | 939 | 0.009 |
| 0009653 | Anatomical structure morphogenesis | 120 | 470 | 0.01 |
| 0050804 | Regulation of synaptic transmission | 33 | 87 | 0.012 |
| 0044708 | Single-organism behavior | 44 | 130 | 0.012 |
| 0016529 | Sarcoplasmic reticulum | 12 | 18 | 0.015 |
| 0048167 | Regulation of synaptic plasticity | 22 | 48 | 0.015 |
| 0045664 | Regulation of neuron differentiation | 50 | 156 | 0.019 |
| 0007610 | Behavior | 56 | 181 | 0.019 |
| 0030001 | Metal ion transport | 65 | 220 | 0.019 |
| 0043167 | Ion binding | 426 | 2,064 | 0.019 |
| 0050770 | Regulation of axonogenesis | 19 | 39 | 0.022 |
| 0050839 | Cell adhesion molecule binding | 15 | 27 | 0.023 |
| 0042391 | Regulation of membrane potential | 35 | 97 | 0.023 |
| 0003674 | Molecular_function | 937 | 5,039 | 0.023 |
| 0019901 | Protein kinase binding | 55 | 179 | 0.024 |
| 0008324 | Cation transmembrane transporter activity | 66 | 227 | 0.024 |
| 0004871 | Signal transducer activity | 142 | 584 | 0.024 |
| 0060089 | Molecular transducer activity | 142 | 584 | 0.024 |
| 0046872 | Metal ion binding | 286 | 1,322 | 0.028 |
| 0030315 | T tubule | 12 | 19 | 0.029 |
| 0008150 | Biological_process | 964 | 5,218 | 0.035 |
| 0045216 | Cell–cell junction organization | 26 | 65 | 0.036 |
| 0044463 | Cell projection part | 70 | 249 | 0.04 |
| 0044449 | Contractile fiber part | 29 | 77 | 0.045 |
| 0019900 | Kinase binding | 59 | 201 | 0.045 |
| 0043169 | Cation binding | 290 | 1,353 | 0.045 |
| 0035637 | Multicellular organismal signaling | 12 | 20 | 0.049 |
| 0051270 | Regulation of cellular component movement | 65 | 229 | 0.049 |
| 0045211 | Postsynaptic membrane | 29 | 78 | 0.05 |
| Underrepresented GO ID | ||||
| 0006396 | RNA processing | 12 | 192 | 0.006 |
| 0044260 | Cellular macromolecule metabolic process | 282 | 1,944 | 0.022 |
| 0006974 | Cellular response to DNA damage stimulus | 15 | 202 | 0.041 |
| 0034470 | ncRNA processing | 0 | 54 | 0.05 |
| 0005730 | Nucleolus | 17 | 215 | 0.05 |
Adjusted P value from the results of 1,000 simulated null hypothesis queries.