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  • Wonderful!

    Yeah I always get confused drawing those haha. Kinda. Although I've only really ever had to do them for optical isomerism and otherwise just draw them flat and picture them in 3D in my head as I go. I'm pretty good at imagining how things look and I find it quite helpful. 8)

    Yeah that's right, haha. And the body uses iirc almost all L- isomers although there are some weird proteins with D- amino acids in there too. And L- isomers send polarised light to the left while R- send it to the right iirc, although that's just how you identify what you've got a solution of. It's apparently really important with stuff like drug production and whatnot.

    ...I think. You've been really helpful by the way, so thanks! :D
    ohhh right, we just pick a chiral one to work with. Sure. So glycine wouldn't exhibit this whole thing at all?

    The 3D way of drawing a molecule, right? With wedge shapes coming 'out' of the paper and dotted lines going 'into' it? I never actually knew the name for that.
    I read it then went off to try and do some work and then got kinda lost in that. haha

    Anyway - I think that I get it, but what was the purpose of numbering C2 like that in the first place when we're actually assessing the weights of the Carbon groups bonded to it? Also, why start with C2 rather than, say, C3? And why don't we could C2 as being something that C1 and C3 bond to? Although I guess it wouldn't really matter since they'd just cancel each other out.

    Sorry, lots of questions haha. Thanks a lot by the way!
    On top of uni, grew a girlfriend, not broke and I discovered the battle server. I'm on a roll right now xD
    I'd presume the carboxyl group's carbon is counted as 1 yeah. I'm just used to ignoring it and using the α / β / ɣ / etc way of naming them now. I've not heard of those two though, no. Though googling it just now it doesn't seem too unlike regular L- and D- naming.


    "Show that the Fischer projection of the common form of threonine corresponds to (2S,3R)-threonine."

    What does... 2S 3R even mean? @__@ I'm presuming it's something really simple to do with how threonine has two chiral centres but I don't actually... know. Even though I probably should. >_>

    edit: are 2 and 3 references to the positions of chiral carbons with S and R denoting different arrangements around them?
    Eh, I decided to not mind.
    It's my name, after all, I will live with it for quite some time~
    I'm doing pretty well, better than I was before. Had some hard times back then, but life is looking up. How about you?

    I don't remember if I told you this when it happened, but its good to have you back on staff again.
    I noticed that, I was trying to make it look better but I'll try that, thanks! (:
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