At around the same time that the two big Jewishgenetics papers came out, there was another one in BMC Genetics which I had overlooked. It's open access so you can read the whole thing, but seems like they used 32 STR's as markers. Their primary finding about Jewish populations was that there was a north vs. south distinction, illustrated in this map:
Update: The main author sent me this email:
Hi, I'm the main author of the paper. Although the map (figure 2 from the paper) does depict differences in the northern vs southern assignment values for a subset of the samples in our study, it does not tell the whole story which might be helped by figure 1. The map figure is based only on subjects who had all 4 grandparents from a single country while the STRUCTURE figures (figure 1) are based on all subjects. There were two ...