Table 2.
Functional annotations of the top 30 orthogroups that were expanded in psychrophilic species based on t-score analysis.
| Orthogroup | Uniprot50 Blast Annotation | Functional group | Number of members |
|---|---|---|---|
| OG0000073 | Aquaporin-1 | 231 | |
| OG0000122 | Cell wall integrity and stress response component (WSC) domain |
Stress-related | 185 |
| OG0000354 | Gfd2/YDR514C-like C-terminal domain | DNA/RNA regulation | 113 |
| OG0000514 | Enoyl reductase (ER) domain Alcohol dehydrogenase GroES-like domain |
PKS | 95 |
| OG0000606 | Major facilitator superfamily (MFS) domain | Membrane transporter | 87 |
| OG0000643 | Clr5 domain* | 85 | |
| OG0000704 | Isochorismatase-like domain | 81 | |
| OG0000712 | NAD(P)-binding protein Cyclin-dependent kinases regulatory subunit |
80 | |
| OG0001090 | 3-phytase Phosphoglycerate mutase-like protein |
65 | |
| OG0001729 | MFS-type transporter prx5 Major facilitator superfamily (MFS) profile domain |
Membrane transporter | 60 |
| OG0002864 | MFS general substrate transporter Major facilitator superfamily (MFS) profile domain |
Membrane transporter | 58 |
| OG0003444 | Chromo domain | 57 | |
| OG0005782 | BTB domain | 52 | |
| OG0005828 | Zn(2)-C6 fungal-type domain | DNA/RNA regulation | 52 |
| OG0005932 | Pyruvate carboxylase | 52 | |
| OG0006140 | AB hydrolase-1 domain | 50 | |
| OG0006802 | Glycoside hydrolase family 1 protein | CAZyme | 42 |
| OG0006821 | Uncharacterized protein | 42 | |
| OG0006937 | EthD domain | Oxidoreductase | 40 |
| OG0007051 | Phytanoyl-CoA dioxygenase family protein | Stress-related | 38 |
| OG0007114 | Uncharacterized protein | 37 | |
| OG0007171 | MFS general substrate transporter | Membrane transporter | 36 |
| OG0007215 | G-patch domain | DNA/RNA regulation | 35 |
| OG0007216 | Dienelactone hydrolase domain | 35 | |
| OG0007349 | Oxidoreductase | 32 | |
| OG0007504 | Peptidase M20 dimerization domain | 30 | |
| OG0007535 | Helicase-associated domain Helicase-like protein |
DNA/RNA regulation | 29 |
| OG0007561 | Alpha-mannosyltransferase alg11p protein | 29 | |
| OG0008263 | Succinate dehydrogenase assembly factor 4, mitochondrial | PKS | 20 |
| OG0008563 | Zn(2)-C6 fungal-type domain | DNA/RNA regulation | 17 |
*Only the consensus representative sequence of the Uniref50 cluster obtained by BLAST supported the annotation but no other members in the cluster have a reported annotation.