HHsearch alignment for GI: 254780570 and conserved domain: TIGR00655
>TIGR00655 PurU formyltetrahydrofolate deformylase; InterPro: IPR004810 An Escherichia coli gene designated purU has been identified and characterised. The gene codes for a 280-amino-acid protein, PurU (P37051 from SWISSPROT, 3.5.1.10 from EC). PurU is an enzyme that catalyses the hydrolysis of 10-formyltetrahydrofolate (formyl-FH4) to FH4 and formate ,. 10-formyltetrahydrofolate + H(2)O = formate +tetrahydrofolate Formyl-FH4 hydrolase generates the formate that is used by purT-encoded 5'-phosphoribosylglycinamide transformylase for step three of de novo purine nucleotide synthesis. Formyl-FH4 hydrolase, a hexamer of 32kDa subunits, is activated by methionine and inhibited by glycine. Heterotropic cooperativity is observed for activation by methionine in the presence of glycine and for inhibition by glycine in the presence of methionine. These results suggest that formyl-FH4 hydrolase is a regulatory enzyme whose main function is to balance the pools of FH4 and C1-FH4 in response to changing growth conditions. The enzyme uses methionine and glycine to sense the pools of C1-FH4 and FH4, respectively. ; GO: 0008864 formyltetrahydrofolate deformylase activity, 0006189 'de novo' IMP biosynthetic process.
Probab=100.00 E-value=0 Score=347.90 Aligned_cols=195 Identities=34% Similarity=0.480 Sum_probs=189.3
Q ss_pred CEEEEEECCCCHHHHHHHHHHHCCCCCCEEEEEEECCCCCHHHHHHHHCCCCEEEEECCCCCCCCCHHHHHHHHCCCC--
Q ss_conf 659999769850189999999739998479999976888878889986089504630132332210124321000123--
Q gi|254780570|r 4 KNIVIFISGEGTNMLSLIQATKKNDYPAEIVGVFSDNSNAQGLVKARKEKVPTFPIPYKDYISRREHEKAILMQLSSI-- 81 (205)
Q Consensus 4 ~riavl~SG~Gsnl~~Il~~~~~~~~~~eI~~Visn~~da~~l~~a~~~~Ip~~~i~~~~~~~~~~~~~~l~~~l~~~-- 81 (205)
T Consensus 93 krvai~vsKe~HCL~DLL~r~~~GeL~~ei~~VIsNH~~lr~--lve~F~iPF~~~p~~~-~~r~e~Ek~~Lell~~yel 169 (294)
T TIGR00655 93 KRVAILVSKEDHCLGDLLWRWYSGELDAEIALVISNHEDLRE--LVERFGIPFHYIPATK-DTRLEHEKKELELLKQYEL 169 (294)
T ss_pred CEEEEEEECCHHHHHHHHHHHCCCCCEEEEEEEECCCHHHHH--HHHHCCCCEEEECCCC-CHHHHHHHHHHHHHHCCCC
T ss_conf 768998404120358999987389823799998649878998--8665389889863788-5056899999998740332
Q ss_pred ----CCEEEEEEEEEEECCCHHHHCCCCCEEECCCCCCCCCCCCCCCCCHHCCCCCCCCCCEEEECCCCCCCCEEEEEEE
Q ss_conf ----4303643112220572132106654231353223332444212100002465344530331232186626778998
Q gi|254780570|r 82 ----QPDLICLAGYMRLLSRDFVESYKNKILNIHPSLLPLFPGLHTHRRVLQSGIKITGCTVHMVTANMDEGPIIAQAAV 157 (205)
Q Consensus 82 ----~~Dliv~~g~~~il~~~~l~~~~~~~iN~HpslLP~yrG~~~~~~ai~~g~~~~G~TiH~v~~~~D~G~Ii~q~~~ 157 (205)
T Consensus 170 kh~~~~DlvVLAkYMqIL~p~Fv~~~pN~iINIHHSFLPAFiGA~PY~rA~eRGVKiIGATAHYVt~~LDeGPIIeQDv~ 249 (294)
T TIGR00655 170 KHKYQVDLVVLAKYMQILSPDFVKRYPNKIINIHHSFLPAFIGANPYQRAYERGVKIIGATAHYVTEELDEGPIIEQDVV 249 (294)
T ss_pred CEECCCCEEEEEHHCCCCCHHHHHHCCCCEEECCCCCCCCCCCCCCHHHHHCCCCEEEECCEEEECCCCCCCCCEEECCE
T ss_conf 11027546982101021783577445793121123524554467623788708833770200100335788890253304
Q ss_pred ECCCCCCHHHHHHHHHHHHHHHHHHHHHHHHCCCEEEECCEEEE
Q ss_conf 71899899999999999999999999999986956998986999
Q gi|254780570|r 158 PVSSQDTESSLSQKVLSAEHLLYPLALKYTILGKTSNSNDHHHL 201 (205)
Q Consensus 158 ~i~~~d~~~~l~~rv~~~E~~l~~~~i~~~~~g~i~~~~~~~~~ 201 (205)
T Consensus 250 rVdH~~~~e~l~r~GrDiEk~VLaRAv~~hL~dRv~Vy~NkTvV 293 (294)
T TIGR00655 250 RVDHTDNVEDLIRAGRDIEKVVLARAVKLHLEDRVLVYENKTVV 293 (294)
T ss_pred EECCCCCHHHHHHCCCCHHHHHHHHHHHHHHCCCEEEECCEEEE
T ss_conf 52766777899860675126789999999832817887783574