SitesBLAST
Comparing WP_011767245.1 NCBI__GCF_000061505.1:WP_011767245.1 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)
P9WQB3 2-isopropylmalate synthase; Alpha-IPM synthase; Alpha-isopropylmalate synthase; EC 2.3.3.13 from Mycobacterium tuberculosis (strain ATCC 25618 / H37Rv) (see 2 papers)
55% identity, 97% coverage: 5:556/572 of query aligns to 42:644/644 of P9WQB3
- 51:368 (vs. 17:335, 66% identical) N-terminal domain
- R80 (= R47) binding 3-methyl-2-oxobutanoate
- T254 (= T221) binding 3-methyl-2-oxobutanoate
- H285 (= H252) binding 3-methyl-2-oxobutanoate
- H287 (= H254) binding 3-methyl-2-oxobutanoate
- 369:424 (vs. 336:381, 54% identical) Subdomain I
- 425:433 (vs. 382:390, 89% identical) Linker
- 426:644 (vs. 383:556, 39% identical) Required for the condensation reaction. Not required to bind substrate
- 434:490 (vs. 391:444, 53% identical) Subdomain II
- 491:644 (vs. 445:556, 31% identical) Regulatory domain
- N532 (= N483) binding L-leucine
- A536 (≠ D487) binding L-leucine
- D563 (≠ G511) binding L-leucine
- A565 (= A513) binding L-leucine
- P625 (≠ A537) binding L-leucine
- I627 (= I539) binding L-leucine
3figB Crystal structure of leucine-bound leua from mycobacterium tuberculosis (see paper)
56% identity, 97% coverage: 5:556/572 of query aligns to 25:577/577 of 3figB
3hpzB Crystal structure of mycobacterium tuberculosis leua complexed with bromopyruvate
57% identity, 96% coverage: 5:555/572 of query aligns to 25:576/576 of 3hpzB
3hq1A Crystal structure of mycobacterium tuberculosis leua complexed with citrate and mn2+
56% identity, 96% coverage: 5:555/572 of query aligns to 25:573/573 of 3hq1A
1sr9A Crystal structure of leua from mycobacterium tuberculosis (see paper)
56% identity, 96% coverage: 5:555/572 of query aligns to 25:573/573 of 1sr9A
3hpsA Crystal structure of mycobacterium tuberculosis leua complexed with ketoisocaproate (kic)
56% identity, 96% coverage: 5:555/572 of query aligns to 25:575/575 of 3hpsA
- binding 2-oxo-4-methylpentanoic acid: R63 (= R47), H150 (= H134), Y152 (= Y136), P235 (= P219), T237 (= T221), H268 (= H252), H270 (= H254)
- binding leucine: G500 (= G484), P501 (= P485), L502 (≠ I486), A503 (≠ D487), D530 (≠ G511), A532 (= A513), Q533 (≠ R514), P557 (≠ A537), I559 (= I539)
- binding zinc ion: D64 (= D48), H268 (= H252), H270 (= H254)
4ov4A Isopropylmalate synthase binding with ketoisovalerate (see paper)
28% identity, 68% coverage: 46:434/572 of query aligns to 11:374/379 of 4ov4A
4ov9A Structure of isopropylmalate synthase binding with alpha- isopropylmalate (see paper)
28% identity, 68% coverage: 46:434/572 of query aligns to 11:376/380 of 4ov9A
Q9JZG1 2-isopropylmalate synthase; Alpha-IPM synthase; Alpha-isopropylmalate synthase; EC 2.3.3.13 from Neisseria meningitidis serogroup B (strain MC58) (see 2 papers)
27% identity, 93% coverage: 34:565/572 of query aligns to 2:515/517 of Q9JZG1
- D16 (= D48) binding Mn(2+)
- H204 (= H252) binding Mn(2+)
- H206 (= H254) binding Mn(2+)
- N240 (= N288) binding Mn(2+)
Sites not aligning to the query:
- 366:517 Required for the condensation reaction. Not required to bind substrate
Q9FN52 Methylthioalkylmalate synthase 3, chloroplastic; 2-isopropylmalate synthase 2; Methylthioalkylmalate synthase-like; EC 2.3.3.17 from Arabidopsis thaliana (Mouse-ear cress) (see paper)
25% identity, 62% coverage: 42:394/572 of query aligns to 88:432/503 of Q9FN52
- G263 (≠ E223) mutation to E: In gsm2-1; loss of activity and lack of C6, C7 and C8 aliphatic glucosinolates.
6e1jA Crystal structure of methylthioalkylmalate synthase (bjumam1.1) from brassica juncea (see paper)
25% identity, 64% coverage: 31:394/572 of query aligns to 13:365/409 of 6e1jA
- binding coenzyme a: Q30 (= Q51), F60 (= F81), S63 (≠ A84), I95 (≠ L110), R97 (≠ Q112), F121 (≠ Y136), K132 (≠ V147), L133 (≠ F148), S322 (= S343), G323 (= G344), I324 (≠ S345), D327 (= D348), K331 (= K352), L359 (≠ Q388), R362 (≠ K391), H363 (≠ G392)
- binding 4-(methylsulfanyl)-2-oxobutanoic acid: P192 (= P219), T194 (= T221), H225 (= H252), H227 (= H254)
- binding manganese (ii) ion: D27 (= D48), V82 (vs. gap), E84 (vs. gap), H225 (= H252), H227 (= H254)
Q9FG67 Methylthioalkylmalate synthase 1, chloroplastic; 2-isopropylmalate synthase 3; EC 2.3.3.17 from Arabidopsis thaliana (Mouse-ear cress) (see paper)
25% identity, 63% coverage: 30:391/572 of query aligns to 71:429/506 of Q9FG67
- S102 (≠ P56) mutation to F: In gsm1-1; loss of conversion of C3 to C4 glucosinolates.
- A290 (≠ S250) mutation to T: In gsm1-2; loss of conversion of C3 to C4 glucosinolates.
3rmjB Crystal structure of truncated alpha-isopropylmalate synthase from neisseria meningitidis (see paper)
30% identity, 53% coverage: 40:340/572 of query aligns to 5:293/308 of 3rmjB
6ktqA Crystal structure of catalytic domain of homocitrate synthase from sulfolobus acidocaldarius (sahcs(dram)) in complex with alpha- ketoglutarate/zn2+/coa (see paper)
22% identity, 62% coverage: 42:394/572 of query aligns to 25:346/399 of 6ktqA
- binding 2-oxoglutaric acid: R30 (= R47), R154 (≠ Q181), T156 (≠ S183), E158 (= E185), S184 (≠ N217), T188 (= T221), H216 (= H252), H218 (= H254)
- binding coenzyme a: V67 (≠ A84), R96 (≠ H116), A97 (≠ L117), F116 (≠ Y136), H128 (≠ F148), E158 (= E185)
- binding zinc ion: E31 (≠ D48), H216 (= H252), H218 (= H254)
3mi3A Homocitrate synthase lys4 bound to lysine (see paper)
23% identity, 70% coverage: 42:440/572 of query aligns to 15:367/370 of 3mi3A
Q9Y823 Homocitrate synthase, mitochondrial; HCS; EC 2.3.3.14 from Schizosaccharomyces pombe (strain 972 / ATCC 24843) (Fission yeast) (see 2 papers)
24% identity, 70% coverage: 42:440/572 of query aligns to 38:401/418 of Q9Y823
- R43 (= R47) binding 2-oxoglutarate; mutation R->A,K,Q: Abolishes the catalytic activity.
- E44 (≠ D48) binding 2-oxoglutarate; binding L-lysine; binding Zn(2+)
- Q47 (= Q51) mutation to A: Abolishes the catalytic activity.
- E74 (= E78) mutation to A: Abolishes the catalytic activity.; mutation to Q: Results in a moderate decrease in the turnover number and a slight increase in the Km value for each substrate.
- H103 (≠ Q112) binding 2-oxoglutarate; mutation to A: Substantially impairs catalytic efficiency.
- D123 (≠ H134) binding L-lysine; mutation to N: Does not affect the catalytic activity but impairs L-lysine inhibition.
- R163 (≠ T179) binding 2-oxoglutarate; mutation R->A,Q: Abolishes the catalytic activity.; mutation to K: Severely diminishes affinity for 2-oxoglutarate and substantially impairs catalytic efficiency.
- S165 (≠ Q181) binding 2-oxoglutarate; mutation to A: Results in a moderate decrease in catalytic efficiency.
- E167 (≠ P184) mutation E->A,Q: Abolishes the catalytic activity.
- T197 (= T221) binding 2-oxoglutarate; binding L-lysine; mutation to A: Exhibits a 25-fold decrease in catalytic efficiency.; mutation to S: Results in a modest decrease in catalytic efficiency.; mutation to V: Abolishes the catalytic activity.
- E222 (≠ S250) mutation to Q: Does not affect the catalytic activity but impairs L-lysine inhibition.
- H224 (= H252) binding 2-oxoglutarate; binding Zn(2+)
- H226 (= H254) binding 2-oxoglutarate; binding Zn(2+)
- R288 (≠ N313) mutation to K: Does not affect the catalytic activity but impairs L-lysine inhibition.
- Y332 (≠ W363) mutation to A: Abolishes the catalytic activity.; mutation to F: Results in a decrease in catalytic efficiency.
- Q364 (≠ E401) mutation to R: Does not affect the catalytic activity but impairs L-lysine inhibition.
3ivtB Homocitrate synthase lys4 bound to 2-og (see paper)
24% identity, 70% coverage: 42:440/572 of query aligns to 33:396/400 of 3ivtB
Q8F3Q1 (R)-citramalate synthase CimA; LiCMS; EC 2.3.3.21 from Leptospira interrogans serogroup Icterohaemorrhagiae serovar Lai (strain 56601) (see 2 papers)
28% identity, 25% coverage: 216:359/572 of query aligns to 174:315/516 of Q8F3Q1
- T179 (= T221) binding pyruvate; mutation to A: 16.4-fold increase in Km for pyruvate and 186-fold decrease in kcat.
- H302 (= H346) mutation H->A,N: Loss of activity.
- D304 (= D348) mutation to A: 5.2-fold increase in Km for acetyl-CoA and 16.6-fold decrease in kcat.
- N310 (≠ F354) mutation to A: 2.2-fold increase in Km for acetyl-CoA and 1.7-fold decrease in kcat.
- L311 (≠ A355) mutation to A: 8-fold increase in Km for acetyl-CoA and 6-fold decrease in kcat.
- Y312 (≠ V356) mutation to A: Loss of activity.
Sites not aligning to the query:
- 16 mutation R->K,Q: Loss of activity.
- 16:17 binding pyruvate
- 17 D→A: 34-fold increase in Km for pyruvate and 315-fold decrease in kcat.; D→N: 4.4-fold increase in Km for pyruvate and 480-fold decrease in kcat.
- 81 L→A: 4.7-fold increase in Km for pyruvate and 15.7-fold decrease in kcat.; L→V: 3.3-fold increase in Km for pyruvate and 10.1-fold decrease in kcat.
- 83 F→A: 5-fold increase in Km for acetyl-CoA and 120-fold decrease in kcat.
- 104 L→V: 1.8-fold increase in Km for pyruvate and 3.4-fold decrease in kcat.
- 144 binding pyruvate; Y→L: 259-fold increase in Km for pyruvate and 76-fold decrease in kcat.; Y→V: 114-fold increase in Km for pyruvate and 5.3-fold decrease in kcat.
- 146 mutation E->D,Q: Minor effects on the binding of acetyl-CoA, but causes a strong decrease in kcat.
- 430 Y→L: No change in Km for acetyl-CoA and 2.3-fold decrease in kcat. Severely impairs inhibition by isoleucine.
- 431 D→A: 1.8-fold decrease in Km for acetyl-CoA and 5-fold decrease in kcat.
- 451 L→V: 1.5-fold increase in Km for acetyl-CoA and 4.3 decrease in kcat.
- 454 Y→A: 1.4 decrease in Km for acetyl-CoA and 17-fold decrease in kcat. Still inhibited by isoleucine and weakly inhibited by leucine.
- 458 I→A: 1.3-fold decrease in Km for acetyl-CoA and 14-fold decrease in kcat. Abolishes inhibition by isoleucine.
- 464 T→A: 1.8-fold decrease in Km for acetyl-CoA and 4.3-fold decrease in kcat.
- 468 V→A: No change in Km for acetyl-CoA and 2-fold decrease in kcat. Increases inhibition by isoleucine and leucine becomes an effective inhibitor.
- 493 P→A: 1.5-fold decrease in Km for acetyl-CoA and 2.6-fold decrease in kcat.
- 495 Q→A: 1.6-fold decrease in Km for acetyl-CoA and 2.8-fold decrease in kcat.
3ivsA Homocitrate synthase lys4 (see paper)
23% identity, 59% coverage: 42:378/572 of query aligns to 15:307/364 of 3ivsA
Q53WI0 4-hydroxy-2-oxovalerate aldolase; HOA; 4-hydroxy-2-keto-pentanoic acid aldolase; 4-hydroxy-2-oxohexanoate aldolase; 4-hydroxy-2-oxopentanoate aldolase; EC 4.1.3.39; EC 4.1.3.43 from Thermus thermophilus (strain ATCC 27634 / DSM 579 / HB8) (see paper)
25% identity, 53% coverage: 29:333/572 of query aligns to 2:278/347 of Q53WI0
Sites not aligning to the query:
- 324 A→G: Increases the channeling efficiency of propanaldehyde from 57% to 94%.
Query Sequence
>WP_011767245.1 NCBI__GCF_000061505.1:WP_011767245.1
MLKNPHTKYRPANPFAGVVPGGRGLSDRTWPDNTITRPPVWMSTDLRDGNQALFEPMNSE
RKMRMFKMLVEIGLKEIEVAFPAASQTDFDFVRELIEGGHIPDDVTIEVLTQARPHLIER
TFESVRGAKRAIVHVYNAVAPNFRRIVFDTDRAGVKQIAVDSARYFVEMAARQPGTDFTF
QYSPEVFSGTELDFAVEVANAVIEVWQPTPQQKCIINLPATVEMSTPNVYADQIEWMHRH
LARRDSVLLSVHPHNDRGTAVAAAELAVMAGADRVEGCLFGNGERTGNVDLVTLALNLYS
QGVHPGLDFSRINEVARTVEHCTQLPIHPRHPYVGDLVFTAFSGSHQDAIKKGFAVQQPD
AVWEVPYLPVDPADLGRSYESIIRVNSQSGKGGIAYLLEAEYGLVMPRRLQVEFSAAIQR
ITDERGTELSAGDIWRAFEEEYLAVAAPYAYVEHHLAEHGGQQGISLTVEEAGVRRVLRG
VGNGPIDAALHALDAGAVLLGYEERAIGQGGDARAVAYIELADGEGGGSTFGVGIHANIV
TASVLAIVSALDRLAQRRERADGVGRQVAATR
Or try a new SitesBLAST search
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