Align methylmalonate-semialdehyde dehydrogenase (CoA-acylating) (EC 1.2.1.27) (characterized)
to candidate GFF4164 Psest_4237 succinate-semialdehyde dehydrogenase
Query= BRENDA::P42412 (487 letters) >FitnessBrowser__psRCH2:GFF4164 Length = 482 Score = 251 bits (641), Expect = 4e-71 Identities = 148/450 (32%), Positives = 238/450 (52%), Gaps = 3/450 (0%) Query: 10 YINGEWVESKTDQYEDVVNPATKEVLCQVPISTKEDIDYAAQTAAEAFKTWSKVAVPRRA 69 YI+G W+++ + Q V NPAT E L VP + A A A W + R+ Sbjct: 14 YIDGAWLDADSGQTISVNNPATGETLGTVPKMGAAETRRAIDAAERALPAWRDLTAKERS 73 Query: 70 RILFNFQQLLSQHKEELAHLITIENGKNTKEALGEVGRGIENVEFAAGAPSLMMGDSLAS 129 + L + +LL +++++L L+T+E GK EA GE+ +E+ A + GD++ Sbjct: 74 QKLRRWFELLMENQDDLGRLMTLEQGKPLAEAKGEIAYAASFIEWFAEEAKRIYGDTIPG 133 Query: 130 IATDVEAANYRYPIGVVGGIAPFNFPMMVPCWMFPMAIALGNTFILKPSERTPLLTEKLV 189 D + PIGV I P+NFP + A+A G T ++KP+ +TP +V Sbjct: 134 HQKDKRIIVIKQPIGVTAAITPWNFPAAMITRKAGPALAAGCTMVIKPASQTPFSALAMV 193 Query: 190 ELFEKAGLPKGVFNVVYG-AHDVVNGILEHPEIKAISFVGSKPVGEYVYKKGSENLKRVQ 248 EL E+AG+PKGV +VV G A D+ N + +P+++ ISF GS VG + ++ + +K+V Sbjct: 194 ELAERAGIPKGVLSVVTGSAGDIGNELTANPKVRKISFTGSTEVGAKLMEQCAPGIKKVS 253 Query: 249 SLTGAKNHTIVLNDANLEDTVTNIVGAAFGSAGERCMACAVVTVEEGIADEFMAKLQEKV 308 G IV +DA+L++ V V + + +AG+ C+ + V++G+ D F K Q V Sbjct: 254 LELGGNAPFIVFDDADLDEAVKGAVQSKYRNAGQTCVCVNRIYVQDGVYDTFAEKFQAAV 313 Query: 309 ADIKIGNGLDDGVFLGPVIREDNKKRTLSYIEKGLEEGARLVCDGRENVSDDGYFVGPTI 368 A +++GNGL++G LGP+I + + +IE + +GARLV G+ + YF PT+ Sbjct: 314 AKLRVGNGLEEGTDLGPLIDDRAAAKVREHIEDAVAQGARLVAGGQAHALGGSYF-EPTV 372 Query: 369 FDNVTTEMTIWKDEIFAPVLSVIRVKNLKEAIEIANKSEFANGACLFTSNSNAIRYFREN 428 NV + K+E F P+ + R K+ +AI AN +EF + + + + E Sbjct: 373 LVNVPDSAKVAKEETFGPLAPLFRFKDEADAIAKANDTEFGLASYFYARDLGRVFRVAEA 432 Query: 429 IDAGMLGINLGVPAPMAFFPFSGWKSSFFG 458 ++ GM+GIN G+ PF G KSS G Sbjct: 433 LEYGMVGINTGL-ISTEVAPFGGVKSSGLG 461 Lambda K H 0.318 0.136 0.396 Gapped Lambda K H 0.267 0.0410 0.140 Matrix: BLOSUM62 Gap Penalties: Existence: 11, Extension: 1 Number of Sequences: 1 Number of Hits to DB: 527 Number of extensions: 19 Number of successful extensions: 3 Number of sequences better than 1.0e-02: 1 Number of HSP's gapped: 1 Number of HSP's successfully gapped: 1 Length of query: 487 Length of database: 482 Length adjustment: 34 Effective length of query: 453 Effective length of database: 448 Effective search space: 202944 Effective search space used: 202944 Neighboring words threshold: 11 Window for multiple hits: 40 X1: 16 ( 7.3 bits) X2: 38 (14.6 bits) X3: 64 (24.7 bits) S1: 41 (21.7 bits) S2: 52 (24.6 bits)
This GapMind analysis is from Sep 17 2021. The underlying query database was built on Sep 17 2021.
Each pathway is defined by a set of rules based on individual steps or genes. Candidates for each step are identified by using ublast (a fast alternative to protein BLAST) against a database of manually-curated proteins (most of which are experimentally characterized) or by using HMMer with enzyme models (usually from TIGRFam). Ublast hits may be split across two different proteins.
A candidate for a step is "high confidence" if either:
Otherwise, a candidate is "medium confidence" if either:
Other blast hits with at least 50% coverage are "low confidence."
Steps with no high- or medium-confidence candidates may be considered "gaps." For the typical bacterium that can make all 20 amino acids, there are 1-2 gaps in amino acid biosynthesis pathways. For diverse bacteria and archaea that can utilize a carbon source, there is a complete high-confidence catabolic pathway (including a transporter) just 38% of the time, and there is a complete medium-confidence pathway 63% of the time. Gaps may be due to:
GapMind relies on the predicted proteins in the genome and does not search the six-frame translation. In most cases, you can search the six-frame translation by clicking on links to Curated BLAST for each step definition (in the per-step page).
For more information, see the paper from 2019 on GapMind for amino acid biosynthesis, the paper from 2022 on GapMind for carbon sources, or view the source code.
If you notice any errors or omissions in the step descriptions, or any questionable results, please let us know
by Morgan Price, Arkin group, Lawrence Berkeley National Laboratory