SitesBLAST
Comparing Synpcc7942_1944 FitnessBrowser__SynE:Synpcc7942_1944 to proteins with known functional sites using BLASTp with E ≤ 0.001.
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Found 20 (the maximum) hits to proteins with known functional sites (download)
P35486 Pyruvate dehydrogenase E1 component subunit alpha, somatic form, mitochondrial; PDHE1-A type I; EC 1.2.4.1 from Mus musculus (Mouse) (see 2 papers)
40% identity, 95% coverage: 17:342/342 of query aligns to 56:372/390 of P35486
- S232 (= S202) modified: Phosphoserine; by PDK1
- S293 (= S265) modified: Phosphoserine; by PDK1, PDK2, PDK3 and PDK4
- S300 (≠ E271) modified: Phosphoserine; by PDK1, PDK2, PDK3 and PDK4
- K336 (= K306) modified: N6-acetyllysine; mutation K->Q,R: Decreases phosphorylation at S-232 and S-300 but does not affect activity or substrate metabolism.
P29803 Pyruvate dehydrogenase E1 component subunit alpha, testis-specific form, mitochondrial; PDHE1-A type II; EC 1.2.4.1 from Homo sapiens (Human) (see 4 papers)
40% identity, 95% coverage: 17:342/342 of query aligns to 54:370/388 of P29803
- M227 (≠ I199) to V: in SPGF70; uncertain significance; dbSNP:rs200969445
- S230 (= S202) mutation to A: Slightly reduces enzyme activity.
- S291 (= S265) modified: Phosphoserine; by PDK1, PDK2, PDK3 and PDK4; mutation to A: Strongly reduces enzyme activity. Increases enzyme activity in stem cells.; mutation S->E,D: Abolishes enzyme activity. Increases neuronal cell death in response to glutamate excitotoxicity.
- S293 (≠ A267) modified: Phosphoserine; mutation to A: Increases enzyme activity in stem cells.; mutation to D: Abolishes enzyme activity. Increases neuronal cell death in response to glutamate excitotoxicity.
- S298 (≠ E271) modified: Phosphoserine; by PDK3; mutation to A: Slightly reduces enzyme activity.
P26284 Pyruvate dehydrogenase E1 component subunit alpha, somatic form, mitochondrial; PDHE1-A type I; EC 1.2.4.1 from Rattus norvegicus (Rat) (see paper)
40% identity, 95% coverage: 17:342/342 of query aligns to 56:372/390 of P26284
- S232 (= S202) modified: Phosphoserine; by PDK1
- S293 (= S265) modified: Phosphoserine; by PDK1, PDK2, PDK3 and PDK4
- S300 (≠ E271) modified: Phosphoserine; by PDK1, PDK2, PDK3 and PDK4
Q10489 Pyruvate dehydrogenase E1 component subunit alpha, mitochondrial; PDHE1-A; EC 1.2.4.1 from Schizosaccharomyces pombe (strain 972 / ATCC 24843) (Fission yeast) (see paper)
41% identity, 94% coverage: 12:333/342 of query aligns to 68:380/409 of Q10489
- Y306 (≠ F261) modified: Phosphotyrosine
- S310 (= S265) modified: Phosphoserine
- S312 (≠ A267) modified: Phosphoserine
Sites not aligning to the query:
- 6 modified: Phosphothreonine
P08559 Pyruvate dehydrogenase E1 component subunit alpha, somatic form, mitochondrial; PDHE1-A type I; EC 1.2.4.1 from Homo sapiens (Human) (see 13 papers)
40% identity, 95% coverage: 17:342/342 of query aligns to 56:372/390 of P08559
- A136 (= A97) to T: found in a patient with moderate developmental delay, mild dysmorphism and mildly elevated serum lactate; uncertain significance; dbSNP:rs138727886
- S232 (= S202) modified: Phosphoserine; by PDK1; mutation to A: Abolishes inactivation by phosphorylation; when associated with A-293 and A-300.
- M282 (≠ I254) to L: in dbSNP:rs2229137
- S293 (= S265) modified: Phosphoserine; by PDK1, PDK2, PDK3 and PDK4; mutation to A: Reduces enzyme activity. Abolishes inactivation by phosphorylation; when associated with A-232 and A-300.; mutation to E: Interferes with substrate binding.
- S300 (≠ E271) modified: Phosphoserine; by PDK1, PDK2, PDK3 and PDK4; mutation to A: Abolishes inactivation by phosphorylation; when associated with A-232 and A-293.
- R302 (= R273) to C: in PDHAD; loss of activity; common mutation; dbSNP:rs137853252
Sites not aligning to the query:
- 1:29 modified: transit peptide, Mitochondrion
- 10 R → P: in PDHAD; affects mitochondrial import of precursor protein; dbSNP:rs137853257
6cfoA Human pyruvate dehydrogenase e1 component complex with covalent tdp adduct acetyl phosphinate (see paper)
40% identity, 95% coverage: 17:342/342 of query aligns to 28:344/362 of 6cfoA
- active site: Q52 (≠ E41), G137 (≠ A128), R260 (= R260), H264 (= H264), S265 (= S265), Y273 (≠ L272)
- binding 3-[(4-amino-2-methylpyrimidin-5-yl)methyl]-2-{(1S)-1-hydroxy-1-[(R)-hydroxy(oxo)-lambda~5~-phosphanyl]ethyl}-5-(2-{[(S)-hydroxy(phosphonooxy)phosphoryl]oxy}ethyl)-4-methyl-1,3-thiazol-3-ium: F62 (= F51), Y90 (= Y79), R91 (= R80), G137 (≠ A128), V139 (= V130), G167 (= G165), D168 (= D166), G169 (= G167), N197 (= N195), Y199 (≠ W197), G200 (≠ A198), H264 (= H264)
- binding magnesium ion: D168 (= D166), N197 (= N195), Y199 (≠ W197)
1ni4A Human pyruvate dehydrogenase (see paper)
40% identity, 95% coverage: 17:342/342 of query aligns to 28:344/362 of 1ni4A
- active site: Q52 (≠ E41), G137 (≠ A128), R260 (= R260), H264 (= H264), S265 (= S265), Y273 (≠ L272)
- binding magnesium ion: D168 (= D166), N197 (= N195), Y199 (≠ W197)
- binding thiamine diphosphate: Y90 (= Y79), R91 (= R80), V139 (= V130), G167 (= G165), D168 (= D166), G169 (= G167), A170 (= A168), N197 (= N195), G200 (≠ A198), H264 (= H264)
3exeA Crystal structure of the pyruvate dehydrogenase (e1p) component of human pyruvate dehydrogenase complex (see paper)
40% identity, 95% coverage: 17:342/342 of query aligns to 29:345/363 of 3exeA
- active site: Q53 (≠ E41), G138 (≠ A128), R261 (= R260), H265 (= H264), S266 (= S265), Y274 (≠ L272)
- binding manganese (ii) ion: D169 (= D166), N198 (= N195), Y200 (≠ W197)
- binding thiamine diphosphate: Y91 (= Y79), R92 (= R80), V140 (= V130), G168 (= G165), D169 (= D166), G170 (= G167), A171 (= A168), N198 (= N195), Y200 (≠ W197), G201 (≠ A198), H265 (= H264)
P26267 Pyruvate dehydrogenase E1 component subunit alpha type I, mitochondrial; PDHA1; PDHE1-A; EC 1.2.4.1 from Ascaris suum (Pig roundworm) (Ascaris lumbricoides) (see paper)
39% identity, 94% coverage: 14:334/342 of query aligns to 49:359/396 of P26267
- S289 (= S265) modified: Phosphoserine
- S296 (≠ E271) modified: Phosphoserine
P16387 Pyruvate dehydrogenase E1 component subunit alpha, mitochondrial; Pyruvate dehydrogenase complex component E1 alpha; PDHE1-A; EC 1.2.4.1 from Saccharomyces cerevisiae (strain ATCC 204508 / S288c) (Baker's yeast) (see 2 papers)
38% identity, 94% coverage: 9:330/342 of query aligns to 73:380/420 of P16387
- S313 (= S265) modified: Phosphoserine; by PDK1 and PDK2
Sites not aligning to the query:
- 1:33 modified: transit peptide, Mitochondrion
Q8H1Y0 Pyruvate dehydrogenase E1 component subunit alpha-2, mitochondrial; PDHE1-A; Protein IAA-CONJUGATE-RESISTANT 4; EC 1.2.4.1 from Arabidopsis thaliana (Mouse-ear cress) (see paper)
38% identity, 96% coverage: 16:342/342 of query aligns to 57:375/393 of Q8H1Y0
- R121 (= R80) mutation to C: In iar4-1; reduced sensitivity to several IAA-amino acid conjugates.
6cerA Human pyruvate dehydrogenase complex e1 component v138m mutation (see paper)
37% identity, 95% coverage: 17:342/342 of query aligns to 29:324/342 of 6cerA
6cerE Human pyruvate dehydrogenase complex e1 component v138m mutation (see paper)
37% identity, 95% coverage: 17:342/342 of query aligns to 28:322/340 of 6cerE
3exhE Crystal structure of the pyruvate dehydrogenase (e1p) component of human pyruvate dehydrogenase complex (see paper)
37% identity, 95% coverage: 17:342/342 of query aligns to 28:313/331 of 3exhE
1umdA Branched-chain 2-oxo acid dehydrogenase (e1) from thermus thermophilus hb8 with 4-methyl-2-oxopentanoate as an intermediate (see paper)
38% identity, 78% coverage: 24:290/342 of query aligns to 35:295/362 of 1umdA
- active site: I52 (≠ E41), S139 (≠ A128), R264 (= R260), H268 (= H264), S269 (= S265), Y277 (≠ L272)
- binding 2-oxo-4-methylpentanoic acid: F61 (= F51), Y90 (= Y79), S139 (≠ A128)
- binding magnesium ion: D170 (= D166), N199 (= N195), Y201 (≠ W197)
- binding thiamine diphosphate: Y89 (≠ T78), Y90 (= Y79), R91 (= R80), P140 (≠ F129), I141 (≠ V130), G169 (= G165), D170 (= D166), G171 (= G167), N199 (= N195), Y201 (≠ W197), A202 (= A198), I203 (= I199), H268 (= H264)
1umcA Branched-chain 2-oxo acid dehydrogenase (e1) from thermus thermophilus hb8 with 4-methylpentanoate (see paper)
38% identity, 78% coverage: 24:290/342 of query aligns to 35:295/362 of 1umcA
- active site: I52 (≠ E41), S139 (≠ A128), R264 (= R260), H268 (= H264), S269 (= S265), Y277 (≠ L272)
- binding 4-methyl valeric acid: Y90 (= Y79), H126 (= H115)
- binding magnesium ion: D170 (= D166), N199 (= N195), Y201 (≠ W197)
- binding thiamine diphosphate: Y89 (≠ T78), Y90 (= Y79), R91 (= R80), I141 (≠ V130), G169 (= G165), D170 (= D166), G171 (= G167), N199 (= N195), Y201 (≠ W197), I203 (= I199), H268 (= H264)
1umbA Branched-chain 2-oxo acid dehydrogenase (e1) from thermus thermophilus hb8 in holo-form (see paper)
38% identity, 78% coverage: 24:290/342 of query aligns to 35:295/362 of 1umbA
- active site: I52 (≠ E41), S139 (≠ A128), R264 (= R260), H268 (= H264), S269 (= S265), Y277 (≠ L272)
- binding magnesium ion: D170 (= D166), N199 (= N195), Y201 (≠ W197)
- binding thiamine diphosphate: Y89 (≠ T78), Y90 (= Y79), R91 (= R80), P140 (≠ F129), I141 (≠ V130), G169 (= G165), D170 (= D166), G171 (= G167), N199 (= N195), Y201 (≠ W197), A202 (= A198), I203 (= I199), H268 (= H264)
Q5SLR4 2-oxoisovalerate dehydrogenase subunit alpha; Branched-chain alpha-keto acid dehydrogenase E1 component alpha chain; BCKDH E1-alpha; EC 1.2.4.4 from Thermus thermophilus (strain ATCC 27634 / DSM 579 / HB8) (see paper)
38% identity, 78% coverage: 24:290/342 of query aligns to 40:300/367 of Q5SLR4
3dufA Snapshots of catalysis in the e1 subunit of the pyruvate dehydrogenase multi-enzyme complex (see paper)
31% identity, 95% coverage: 16:341/342 of query aligns to 37:347/365 of 3dufA
- active site: S62 (≠ E41), I139 (≠ F127), R264 (= R260), H268 (= H264), T269 (≠ S265), Y278 (≠ L272)
- binding magnesium ion: D170 (= D166), N199 (= N195), F201 (≠ W197)
- binding 2-{4-[(4-amino-2-methylpyrimidin-5-yl)methyl]-5-[(1r)-1-hydroxyethyl]-3-methyl-2-thienyl}ethyl trihydrogen diphosphate: Y99 (= Y79), R100 (= R80), I141 (≠ F129), G169 (= G165), D170 (= D166), G171 (= G167), N199 (= N195), F201 (≠ W197), A202 (= A198), H268 (= H264)
P12694 2-oxoisovalerate dehydrogenase subunit alpha, mitochondrial; Branched-chain alpha-keto acid dehydrogenase E1 component alpha chain; BCKDE1A; BCKDH E1-alpha; EC 1.2.4.4 from Homo sapiens (Human) (see 14 papers)
30% identity, 95% coverage: 16:341/342 of query aligns to 96:415/445 of P12694
- Y158 (= Y79) binding
- R159 (= R80) binding ; to W: in MSUD1A; loss of 3-methyl-2-oxobutanoate dehydrogenase activity; dbSNP:rs769688327
- Q190 (≠ G111) to K: in MSUD1A; decreased 3-methyl-2-oxobutanoate dehydrogenase activity
- S206 (≠ F127) binding
- S207 (≠ A128) binding
- P208 (≠ F129) binding
- T211 (≠ E132) binding ; to M: in MSUD1A; loss of 3-methyl-2-oxobutanoate dehydrogenase activity; dbSNP:rs398123503
- Q212 (≠ G133) binding
- E238 (≠ D166) binding
- G239 (= G167) binding
- A240 (= A168) binding
- G249 (≠ C177) to S: in MSUD1A; no effect on solubility; no effect on mitochondrial alpha-ketoglutarate dehydrogenase complex assembly; loss of 3-methyl-2-oxobutanoate dehydrogenase activity; dbSNP:rs137852874
- A253 (= A181) to T: in MSUD1A; loss of 3-methyl-2-oxobutanoate dehydrogenase activity; dbSNP:rs199599175
- A254 (≠ T182) to D: in MSUD1A; uncertain significance; loss of 3-methyl-2-oxobutanoate dehydrogenase activity
- R265 (≠ E193) binding ; to W: in MSUD1A; uncertain significance; no effect on solubility; no effect on mitochondrial alpha-ketoglutarate dehydrogenase complex assembly; loss of 3-methyl-2-oxobutanoate dehydrogenase activity; dbSNP:rs137852873
- N267 (= N195) binding ; to S: in MSUD1A; uncertain significance; no effect on solubility; no effect on mitochondrial alpha-ketoglutarate dehydrogenase complex assembly; decreased affinity for the cofactor thiamine diphosphate; decreased 3-methyl-2-oxobutanoate dehydrogenase activity
- Y269 (≠ W197) binding
- A285 (≠ Y213) to P: in MSUD1A; no effect on solubility; no effect on mitochondrial alpha-ketoglutarate dehydrogenase complex assembly; loss of 3-methyl-2-oxobutanoate dehydrogenase activity; dbSNP:rs398123508
- G290 (≠ A218) to R: in MSUD1A; no effect on solubility; no effect on mitochondrial alpha-ketoglutarate dehydrogenase complex assembly; decreased 3-methyl-2-oxobutanoate dehydrogenase activity; dbSNP:rs137852871
- R297 (≠ E225) to H: in MSUD1A; uncertain significance; decreased affinity for the cofactor thiamine diphosphate; decreased 3-methyl-2-oxobutanoate dehydrogenase activity; dbSNP:rs200137189
- T310 (≠ A238) to R: in MSUD1A; decreased solubility; changed mitochondrial alpha-ketoglutarate dehydrogenase complex assembly; loss of 3-methyl-2-oxobutanoate dehydrogenase activity; dbSNP:rs137852875
- I326 (= I254) to T: in MSUD1A; decreased 3-methyl-2-oxobutanoate dehydrogenase activity
- H336 (= H264) binding
- S337 (= S265) modified: Phosphoserine; by BCKDK; mutation to A: Substantially decreases the stability of the BCKD complex.
- S347 (= S274) mutation to A: Does not affect the stability of the BCKD complex.
- F409 (≠ T335) to C: in MSUD1A; decreased solubility; loss of mitochondrial alpha-ketoglutarate dehydrogenase complex assembly; loss of 3-methyl-2-oxobutanoate dehydrogenase activity; dbSNP:rs137852872
- Y413 (≠ W339) to C: in MSUD1A; uncertain significance; decreased solubility; changed mitochondrial alpha-ketoglutarate dehydrogenase complex assembly; loss of 3-methyl-2-oxobutanoate dehydrogenase activity; dbSNP:rs398123508
Sites not aligning to the query:
- 1:45 modified: transit peptide, Mitochondrion
- 438 Y → N: in MSUD1A; decreased solubility; loss of mitochondrial alpha-ketoglutarate dehydrogenase complex assembly; loss of 3-methyl-2-oxobutanoate dehydrogenase activity; dbSNP:rs137852870
Query Sequence
>Synpcc7942_1944 FitnessBrowser__SynE:Synpcc7942_1944
MVQERTLPSFQASQAQVSREEGLRIYEDMVLGRTFEDKCAEMYYRGKMFGFVHLYNGQEA
VASGIIKAMRSDDYVCSTYRDHVHALSAGVPARQVMAELFGKETGCSRGRGGSMHLFSAE
HNLLGGFAFVAEGIPVATGAAFTTAYRRNALGDTSADQVTACFFGDGAANNGQFFECLNM
ATLWKLPILFVVENNKWAIGMSHERATSDPEIYKKGPAFGMPGVEVDGMDVLAVRAVAQE
AIARARAGEGPTLIEALTYRFRGHSLADPDELRSKEEKEFWLARDPIKRFAAHLTEFNLA
THEELKAIDKKIEALVAEAVEFAISSPEPKPEELTRYIWAED
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SitesBLAST's Database
SitesBLAST's database includes
(1) SwissProt
entries with experimentally-supported functional features;
and (2) protein structures with bound ligands, from the
BioLip database.
by Morgan Price,
Arkin group
Lawrence Berkeley National Laboratory