SitesBLAST
Comparing 200446 FitnessBrowser__MR1:200446 to proteins with known functional sites using BLASTp with E ≤ 0.001.
Or try Sites on a Tree, PaperBLAST, Conserved Domains, or compare to all protein structures
Found 20 (the maximum) hits to proteins with known functional sites (download)
P78061 Gamma-glutamylputrescine synthetase PuuA; Gamma-Glu-Put synthetase; Glutamate--putrescine ligase; EC 6.3.1.11 from Escherichia coli (strain K12) (see paper)
35% identity, 96% coverage: 16:448/451 of query aligns to 40:469/472 of P78061
- H282 (= H257) mutation to N: Activity is impaired to 9% of wild-type.
- R357 (= R333) mutation to Q: Activity is impaired to 3% of wild-type.
8oooA Glutamine synthetase from methanothermococcus thermolithotrophicus in complex with 2-oxoglutarate and mgatp at 2.15 a resolution (see paper)
29% identity, 98% coverage: 1:443/451 of query aligns to 3:440/447 of 8oooA
- binding 2-oxoglutaric acid: F17 (≠ E15), R19 (≠ E17), A33 (≠ I31), R87 (vs. gap), V93 (≠ T94), P170 (≠ D178), R173 (≠ F181), R174 (≠ E182), S190 (≠ L198)
- binding adenosine-5'-triphosphate: E136 (= E136), E188 (≠ D196), F203 (= F211), K204 (≠ S212), F205 (≠ H213), H251 (= H259), S253 (= S261), R325 (= R333), R335 (= R343)
8ooqB Glutamine synthetase from Methanothermococcus thermolithotrophicus (see paper)
29% identity, 98% coverage: 1:443/451 of query aligns to 2:439/446 of 8ooqB
- binding 2-oxoglutaric acid: F16 (≠ E15), R18 (≠ E17), A32 (≠ I31), R86 (vs. gap), V92 (≠ T94), P169 (≠ D178), R172 (≠ F181), R173 (≠ E182), S189 (≠ L198)
- binding magnesium ion: E137 (= E138), E192 (= E201), E199 (= E208)
8ufjB Glutamine synthetase (see paper)
30% identity, 97% coverage: 8:443/451 of query aligns to 14:436/444 of 8ufjB
8tfkA Glutamine synthetase (see paper)
30% identity, 97% coverage: 8:443/451 of query aligns to 10:432/440 of 8tfkA
- binding adenosine-5'-diphosphate: E128 (= E136), D194 (≠ N210), F195 (= F211), F197 (≠ H213), N243 (≠ H259), R312 (= R328), R317 (= R333), G325 (≠ N341), R327 (= R343)
- binding magnesium ion: E128 (= E136), E128 (= E136), E130 (= E138), E185 (= E201), E192 (= E208), E192 (= E208), H241 (= H257), E329 (= E345)
- binding l-methionine-s-sulfoximine phosphate: E128 (= E136), E130 (= E138), E185 (= E201), E192 (= E208), G237 (= G253), H241 (= H257), R294 (= R310), E300 (≠ S316), R312 (= R328), R331 (= R347)
8ooxB Glutamine synthetase (see paper)
29% identity, 98% coverage: 2:443/451 of query aligns to 4:430/438 of 8ooxB
8oozA Glutamine synthetase (see paper)
32% identity, 82% coverage: 74:443/451 of query aligns to 58:422/430 of 8oozA
- binding adenosine-5'-triphosphate: G117 (≠ A134), E170 (≠ D196), F185 (= F211), K186 (≠ S212), Y187 (≠ H213), N233 (≠ H259), S235 (= S261), S315 (≠ N341), R317 (= R343)
- binding magnesium ion: E119 (= E136), H231 (= H257), E319 (= E345)
P9WN37 Glutamine synthetase; GS; Glutamate--ammonia ligase; Glutamine synthetase I alpha; GSI alpha; EC 6.3.1.2 from Mycobacterium tuberculosis (strain ATCC 25618 / H37Rv) (see paper)
32% identity, 84% coverage: 71:449/451 of query aligns to 63:446/446 of P9WN37
- K363 (≠ E372) modified: Isoglutamyl lysine isopeptide (Lys-Gln) (interchain with Q-Cter in protein Pup)
7tf9S L. Monocytogenes gs(14)-q-glnr peptide (see paper)
30% identity, 98% coverage: 4:445/451 of query aligns to 8:437/443 of 7tf9S
- binding glutamine: E133 (= E138), Y155 (≠ S168), E188 (= E201), G240 (= G253), G242 (≠ A255), R297 (= R310), E303 (≠ S316)
- binding magnesium ion: E131 (= E136), E133 (= E138), E188 (= E201), E195 (= E208), H244 (= H257), E332 (= E345)
- binding : F59 (≠ L67), V60 (≠ L68), E418 (≠ A426), I422 (≠ A430), M426 (≠ N434)
7tenA Glutamine synthetase (see paper)
30% identity, 98% coverage: 4:445/451 of query aligns to 7:436/442 of 7tenA
- binding adenosine-5'-diphosphate: G128 (≠ A134), E130 (= E136), E182 (≠ D196), D196 (≠ N210), F197 (= F211), K198 (≠ S212), Y199 (≠ H213), N245 (≠ H259), S247 (= S261), R319 (= R333), S327 (≠ N341), R329 (= R343)
- binding l-methionine-s-sulfoximine phosphate: E130 (= E136), E132 (= E138), E187 (= E201), E194 (= E208), N238 (≠ P252), G239 (= G253), H243 (= H257), R296 (= R310), E302 (≠ S316), R314 (= R328), R333 (= R347)
4lnkA B. Subtilis glutamine synthetase structures reveal large active site conformational changes and basis for isoenzyme specific regulation: structure of gs-glutamate-amppcp complex (see paper)
29% identity, 97% coverage: 7:445/451 of query aligns to 11:437/443 of 4lnkA