Collagen IV sulfilimine
File sealed
The detectives are still writing this one up. The poster and the facts are below; the film and the interrogation room open soon.
Booking photographs


The suspect, from its real atomic coordinates. Drag to turn it. Height chart in nanometers, a line every 2 nm. Welds shaded dark. The ropes it joins are each about forty times longer.
Rap sheet
- Answers to
- Sulfilimine, the nitrogen twin of a sulfoxide.
- Height
- 9.4 nm, the welded joint.
- Weight
- 250 zeptograms
- Build
- Six S=N welds join two 400 nm collagen ropes, head to head.
- Accomplice
- Peroxidasin, armed with hypobromous acid, the hot-tub sanitizer.
- Associates
- Bromine, preferred to chloride 50,000 to 1. Flies stripped of it almost never grow up.
- Record
- Ruled out by this mugshot’s own paper. Caught as S=N five years on.
- Last seen
- In a cow’s lens capsule, and in every basement membrane you own.
bromide ions in a teaspoon of your blood plasma, on average.
You’ve never seen one.
The poster on the street
This is the photocopied wanted poster for Collagen IV sulfilimine, No. 117 of the exotic forty. They were made for noticeboards around Boston, Cambridge and the rest of the east coast.
Found one? Scan its QR code with your phone. If you're a signed-in player, the sighting goes on your record with +1 XP.
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