Rasmol image of porin complex |
Structure and Function of Proteins
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1. Sidechain is positively charged at pH
7.5. K, R, and sometimes H 2. Sidechain has a pK > 11.5. R 3. Sidechain has a gamma-amide. Q 4. Sidechain can form H-bonds to backbone. N, T, S, D, Q, E, K, R, H, Y, in order of preference 5. Sidechain has an amino group. K 6.
Sidechain is beta-branched and hydroxylated. T 7.
Sidechain binds zinc. C, H 8.
Sidechain can be glycosylated. N, T 9.
Phi, Psi angles have the broadest range. G 10.
Sidechain has an imidazole. H 11.
Sidechain is recognized by SH2 domains. Y (with phosphate) 12.
Sidechain is often used for fluorescence measurements. W 13.
Sidechain is prone to oxidation. C, M to a lesser extent 14.
Rarest sidechain. W 15.
Sidechain has a near neutral pK. H 16.
Sidechain has greatest number of atoms. W or R, depending on pH 17.
Sidechain binds iron. H 18.
Sidechain has both nitrogen and oxygen. N, Q 19. Sidechain has three nitrogens. R 20.
Sidechain has a chiral center. I, T 21.
Sidechain is nonaromatic and cyclic. P 22.
Sidechain has a thiol. C 23.
Sidechain has a beta-carboxylate. D 24.
Sidechain is negatively charged at pH 7.0. E, D 25.
Sidechain has a beta-amide. N 26.
Sidechain is gamma-dimethylated. L 27.
Sidechain has an unreactive sulfur. M 28.
Sidechain has a gamma-carboxylate. E 29>.
Sidechain has four unbranched carbons. K 30.
Sidechain is straight-chain and hydroxylated. S 31.
Sidechain has no beta-carbon. G 32.
Sidechain binds calcium. N, Q, D, E 33.
Sidechain is beta-branched and hydrophobic. V, I 34.
Sidechain forms interaction with phosphate backbone of DNA. K, R, and sometimes H 35.
Sidechain forms disulfide bonds. C 36.
Sidechain is beta-dimethylated. V 37.
Sidechain has a benzene ring. F 38.
Sidechain is the only straight-chain hydrophobic group. M 39.
Sidechain has an acidic group. E, D 40.
Sidechain is recognized by SH3 domains. P 41.
Sidechain has a beta-ethyl group. I 42.
Sidechain can be phosphorylated. Y, T, (and sometimes S) 43.
Most common sidechain. A 44.
Sidechain has a guanidino group. R 45.
Sidechain is cyclized to backbone. P 46.
Sidechain is bicyclic. W 47.
Sidechain has a hydroxylated ring. Y