Tuesday 11/12/13

9:30a – 11:30p

Analysis to do:

  • Finish analyzing E10 data!
  • analyze E08 data
  • E01 data, first image looks okay, rest have no obvious dots. STORM movies not too much blinking

Presentation to do:

Spot analysis

  • Pool all regions analyzed, plot localizations vs. size
  • Yellow spot summary
  • Blue spot summary
  • Green spot summary
  • red spot?

STORM analysis

  • computer accidentally restarted (lost power?) during save data of E10. pooled data file corrupted. Data lost.
  • Could write a loop to go back through the vlists and maxis data for the individual files and reconstruct this data.
  • Analyzing E10 RNA and DNA data on Cajal.

Library sequence analysis

  • loading .mat files for parsed genome data takes forever.
  • (should just specify a few variables to load).
  • New function from Jeff GenerateSequenceDataStructure.m converts matlab’s bioIndexed structure SAM data for an array of structures to a single structure of square arrays. This is much more memory efficient and mobile — matrix like / square structures can be easily held in a block of memory.
  • comparing frequency of primer – probe matches in sub-libraries in different pools of PCR.
  • first PCR is common too all 3 pools, this was then split to add adapters via another 10 rounds of PCR, and split again to add NEB indices via a further 10 rounds of PCR.
    crosstalk3poolsLib2_SeqPrep_labeled

TotalReads3pools

Purity3pools

Ph model

  • concentration of PhM at which the system switches from being highly clustered to weakly clustered depends most strongly on chain length
  • The sharpness of this switch also depends strongly on chain length (I guess that part is less surprising).

Working on XZ meeting prep

  • See presentation in Google Drive

Feedback

  • go ahead with simulations for Blue hypothesis
    • the polymer model recapitulates the box effect (should be true, this may be directly shown in the Nicodemi papers.
    • the contact maps for individual
    • subregions of a condensed domain have larger area (radius of gyration?) relative to length than the region as a whole (or than subregions flanked by non-interacting sequence).
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