Table 4.
Summary of expression and localization of T. thermophila chromo domain proteins
| Expressiona | Nucleusb | Localization description | CD type | Reference | |
|---|---|---|---|---|---|
| Hhp1 | Gr; conj: hrs 6, 16 | Mac, anlagen | chromatin bodies | B |
Huang et al., 1998 Huang et al., 1999 |
| Hpl1 | Conj: hr 9 | anlagen | Pdd1-marked large foci | X | This study; Kataoka and Mochuziki, 2015 |
| Hpl2 | Conj: hr 9 | anlagen | Pdd1-marked large foci; co-localization with H3K9Me | Y, S |
Xu et al., 2015 Horrell et al., in prep |
| Hpl4 | Conj: hr 9 | anlagen, OM | large foci in anlagen; uniform in OM | L, S | This study |
| Hpl5 | Conj: hr 9 | anlagen | uniform | L | This study |
| Hpl6 | Gr; conj: hr 6 | mac | small foci (sim to Hhp1) | X | This study |
| Hpl7 | Conj: hr 2 | mic, anlagen | mic only through early conjugation, foci in anlagen later | X, S | This study |
| Pdd1 | Conj: hr 2 | anlagen, OM | DNA elimination foci in anlagen; binds H3K9Me & H3K27Me | Z, S |
Madireddi et al., 1996 Taverna et al., 2002 Liu et al., 2007 Schwope et al., 2014 |
| Pdd3 | Conj: hr 9 | anlagen, OM | anlagen periphery; co-localizes with Pdd1 | Y | Nikiforov et al., 2000 |
| Cdl1 | Conj: hr 9 | anlagen, OM, mac | anlagen foci; weak mac | X | Horrell et al., in prep |
| Cdl2 | Conj: hr 6 | NAc | NA | S | |
| Cdl3 | Gr; conj: hr 15 | NAc | NA | Z, S |
a
Phase of lifecycle showing expression (mitotically growing = “Gr”; conjugation = “Conj”) and peak of expression in conjugation = “hr x”
b
Macronucleus = “mac”; micronucleus = “mic”; old macronucleus = “OM”
c
NA = not available (analysis was not done)