Update README.md

hubs/ashm_hubs/README.md

@@ -23,7 +23,7 @@ Navigate to the [UCSC genome browser](http://genome.ucsc.edu/cgi-bin/hgGateway)
 
 <img src="https://github.com/morinlab/LLMPP/blob/main/hubs/ashm/etc/ucsc_1.png?raw=true"  width="800">
 
-Copy [this url](https://raw.githubusercontent.com/morinlab/LLMPP/main/hubs/ashm/hub.txt) to your clipboard and paste it into the box to the right of *URL* and click _add hub_. This should bring you back to the browser with the custom tracks now shown. If you don't see anything you may need to navigate to a different region. 
+For [hg19](https://raw.githubusercontent.com/morinlab/LLMPP/refs/heads/main/hubs/ashm_hubs/grch37_hub.txt) or [hg38](https://raw.githubusercontent.com/morinlab/LLMPP/refs/heads/main/hubs/ashm_hubs/hg38_hub.txt) to your clipboard and paste it into the box to the right of *URL* and click _add hub_. This should bring you back to the browser with the custom tracks now shown. If you don't see anything you may need to navigate to a different region. 
 Try pasting this region into the navigation box: `chr6:37,136,653-37,141,935` or, to reproduce the image below, use `chrX:12,993,029-12,995,149`
 
 <img src="https://github.com/morinlab/LLMPP/blob/main/hubs/ashm/etc/ucsc_2.png?raw=true"  width="800">