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3.4.21.89: Signal peptidase I

This is an abbreviated version!
For detailed information about Signal peptidase I, go to the full flat file.

Word Map on EC 3.4.21.89

Reaction

Cleavage of hydrophobic, N-terminal signal or leader sequences =

Synonyms

Bacterial leader peptidase 1, bacterial type I signal peptidase, big signal peptidase, canine signal peptidase complex, chloroplast processing peptidase, EC 3.4.99.36, Escherichia coli leader peptidase, Eukaryotic signal peptidase, Eukaryotic signal proteinase, hen oviduct signal peptidase, HOSP, imp1p, Leader peptidase, Leader peptidase I, Leader peptide hydrolase, Leader proteinase, LEP, LepB, PA1303, Pcp1, Peptidase, signal, Pilin leader peptidase, plastidic SPase I, plastidic SPase I 1, plastidic type I signal peptidase 1, Plsp1, Prokaryotic leader peptidase, Prokaryotic signal peptidase, Prokaryotic signal proteinase, Propeptidase, protease IV, Proteinase, eukaryotic signal, Proteinase, signal, PuIO prepilin peptidase, Rv2903c, SEC11, secretory protein 11, Signal peptidase, signal peptidase I, signal peptidase I-3, Signal peptidase IB, signal peptidase type I, Signal peptide hydrolase, Signal peptide peptidase, Signalase, Sip1, Sip2, Sip3, SipP (pTA1015), SipP (pTA1040), SipS, SipT, SipU, SipV, SipW, SipX, SipY, SipZ, SP, SP I, SP-I, SPase, Spase I, SPase I 1, SPase IB, SPaseI, SPC, Spc1, SPI, SPP, SpsB, thylakoidal processing peptidase, TPP, type I signal (leader) peptidase, type I signal peptidase, type I signal peptidase 1, type I signal peptidase Sec11a, type I signal peptidase Sec11b, type I SPase

ECTree

     3 Hydrolases
         3.4 Acting on peptide bonds (peptidases)
             3.4.21 Serine endopeptidases
                3.4.21.89 Signal peptidase I

Inhibitors

Inhibitors on EC 3.4.21.89 - Signal peptidase I

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INHIBITOR
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
IMAGE
(3S)-3-((1R)-1-[(N-decanoyl-L-prolyl-L-threonyl-L-alanyl-L-asparaginyl)amino]ethyl)azetidin-2-one
-
beta-lactam lipopeptide, 57% inhibition at 0.1 mM
(3S)-3-((1S)-1-[(N-decanoyl-L-prolyl-L-threonyl-L-alanyl-L-asparaginyl)amino]ethyl)azetidin-2-one
-
beta-lactam lipopeptide, 47% inhibition at 0.1 mM
(5S,6S) penem
-
beta-lactam inhibitor
(5S,6S)-3-[(2-aminoethyl)sulfanyl]-6-[(1R)-1-hydroxyethyl]-7-oxo-4-thia-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid
(5S,6S)-3-[[2-(carbamoyloxy)ethyl]sulfanyl]-6-[(1R)-1-hydroxyethyl]-7-oxo-4-thia-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid
(5S,6S)-3-[[2-(dimethylamino)ethyl]sulfanyl]-6-[(1R)-1-hydroxyethyl]-7-oxo-4-thia-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid
(5S,6S)-3-[[3-(dimethylcarbamoyl)cyclopentyl]sulfanyl]-6-[(1R)-1-hydroxyethyl]-7-oxo-4-thia-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid
(5S,6S)-6-[(1R)-1-hydroxyethyl]-3-([2-[(iminomethyl)amino]ethyl]sulfanyl)-7-oxo-4-thia-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid
(5S,6S)-6-[(1R)-1-hydroxyethyl]-3-[(2-hydroxyethyl)sulfanyl]-7-oxo-4-thia-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid
(5S,6S)-6-[(1R)-1-hydroxyethyl]-3-[[2-(methylamino)ethyl]sulfanyl]-7-oxo-4-thia-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid
(5S,6S)-6-[(1R)-1-hydroxyethyl]-7-oxo-3-[[(1R)-3-oxocyclopentyl]sulfanyl]-4-thia-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid
(5S,6S)-6-[(1R)-1-hydroxyethyl]-7-oxo-3-[[(3R)-pyrrolidin-3-yl]sulfanyl]-4-thia-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid
(5S,6S)-6-[(1R)-1-hydroxyethyl]-7-oxo-3-[[(3S)-pyrrolidin-3-yl]sulfanyl]-4-thia-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid
(5S,6S)-6-[(1R)-1-hydroxyethyl]-7-oxo-3-[[2-(pyridin-2-yl)ethyl]sulfanyl]-4-thia-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid
(5S,6S)-6-[(2R)-2-hydroxypropyl]-7-oxo-4-thia-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid
(5S,6S)-6-[(R)-acetoxyethyl]-penem-3-carboxylate
-
-
(NO2)YFSASALA
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product inhibition
(Z-LL)2-ketone
-
completely abolishes signal peptide peptidase-catalysed maturation of p23 to p21 in the case of wild-type
1,3-bis[(N-benzyloxycarbonyl-L-leucyl-leucyl)amino]acetone
-
-
1-(2,5-dichlorophenyl)-3-(dimethylamino)propan-1-one
overexpression of lepB reduces the susceptibility of Mycobacterium tuberculosis to 1-(2,5-dichlorophenyl)-3-(dimethylamino)propan-1-one, and downregulation results in increased susceptibility. Treatment with 1-(2,5-dichlorophenyl)-3-(dimethylamino)propan-1-one leads to a rapid loss of viability and cell lysis. The compound has increased potency in nonreplicating cells, causing a reduction in viable cell numbers below the detection limit after 24 h
1-ethyl-3-(3-dimethylaminopropyl)carbodiimide
-
-
23 residue synthetic signal peptide of the M13 coat protein
-
-
-
4-nitrobenzyl (5S,6S)-6-(1-hydroxyethyl)-7-oxo-4-thia-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate
-
-
4-nitrobenzyl (5S,6S)-6-[(1R)-1-(acetyloxy)ethyl]-7-oxo-4-thia-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate
-
-
4-nitrobenzyl (5S,6S)-6-[(1R)-1-(butanoyloxy)ethyl]-7-oxo-4-thia-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate
-
-
4-nitrobenzyl (5S,6S)-6-[(1R)-1-(ethoxymethoxy)ethyl]-7-oxo-4-thia-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate
-
-
4-nitrobenzyl (5S,6S)-6-[(1R)-1-(methoxymethoxy)ethyl]-7-oxo-4-thia-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate
-
-
4-nitrobenzyl (5S,6S)-6-[(1R)-1-[(2-methylbutanoyl)oxy]ethyl]-7-oxo-4-thia-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate
-
-
4-nitrobenzyl (5S,6S)-6-[(1R)-1-[(2-methylpropanoyl)oxy]ethyl]-7-oxo-4-thia-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate
-
-
4-nitrobenzyl (5S,6S)-6-[(1R)-1-[(acetyloxy)methoxy]ethyl]-7-oxo-4-thia-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate
-
-
4-nitrobenzyl (5S,6S)-6-[(1R)-1-[(ethylcarbamoyl)oxy]ethyl]-7-oxo-4-thia-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate
-
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4-nitrobenzyl (5S,6S)-6-[(1R)-1-[(N-acetylalanyl)oxy]ethyl]-7-oxo-4-thia-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate
-
-
4-nitrobenzyl (5S,6S)-6-[(1R)-1-[(N-acetylglycyl)oxy]ethyl]-7-oxo-4-thia-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate
-
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4-nitrobenzyl (5S,6S)-6-[(1R)-1-[(N-acetylisoleucyl)oxy]ethyl]-7-oxo-4-thia-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate
-
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4-nitrobenzyl (5S,6S)-6-[(1R)-1-[(N-acetylvalyl)oxy]ethyl]-7-oxo-4-thia-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate
-
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4-nitrobenzyl (5S,6S)-7-oxo-6-[(1R)-1-(propanoyloxy)ethyl]-4-thia-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate
-
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4-nitrobenzyl (5S,6S)-7-oxo-6-[(1R)-1-[(propan-2-ylcarbamoyl)oxy]ethyl]-4-thia-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate
-
-
5S penem derivative
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best inhibitor
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antipain
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-
arylomycin
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arylomycin A-C16
arylomycin A2
arylomycin C16
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BAL0019193
a morpholino-beta-sultam derivative, inhibits SPase I by binding to non-overlapping subsites near the catalytic center in a noncovalent manner, binding mode, overview
benzyl (2S,5R,6S)-6-[(N-decanoyl-L-prolyl-L-threonyl-L-alanyl-L-asparaginyl)amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]-heptane-2-carboxylate
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beta-lactam lipopeptide, 36% inhibition at 0.1 mM
beta-lactams
-
-
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beta-mercaptoethanol
-
-
Bromosuccinimide
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inactivation by modification of tryptophan residues 300 and 310
Carboxyphenanthroline
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cholate
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Ciprofloxacin
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1-cyclopropyl-6-fluoro-4-oxo-7-piperazin-1-ylquinoline-3-carboxylic acid
decanoyl-AKAPSKIDD
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complete inhibition at 0.2 mM
decanoyl-L-prolyl-L-threonyl-L-alanyl-L-asparaginyl-carboxamide
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beta-lactam lipopeptide, 60% inhibition at 100 mM, removal of the beta-lactam moiety results in a loss of activity
decanoyl-LTPTA
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susceptible to classic protease inhibition, SpsB can be inhibited with a P1' proline
decanoyl-LTPTAKAPS
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7.1% inhibition at 0.2 mM
deoxycholate
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-
diethyldicarbonate
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diisopropyl fluorophosphate
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partial inhibition
dinitrophenol
dithiothreitol
EDTA
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mitochondrial Imp1p
L685,458
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exerts only a slight effect on signal peptide peptidase-catalysed maturation of p23 to p21 in the case of wild-type, but it almost completely abolishes this process in the case of the Con1/C3/VLV replicon
lactacystin
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proteasome inhibitor, presence in cells infected with mouse mammary tumor virus results in accumulation of uncleaved Rem relative to SP, consistent with SP retrotranslocation and proteasome escape before nuclear entry
Leader peptide of bacteriophage procoat
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inhibits cleavage of M13 procoat or pre-maltose-binding protein
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LTPTAKAPSKIDD
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21.6% inhibition at 0.2 mM
MG132
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proteasome inhibitor, presence in cells infected with mouse mammary tumor virus results in accumulation of uncleaved Rem relative to SP, consistent with SP retrotranslocation and proteasome escape before nuclear entry
Mg2+
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above 1 mM
N-hexadecanoyl-N-methylserylalanyl-N-[13-carboxy-3-[(6-deoxyhexopyranosyl)oxy]-4,18-dihydroxy-10-methyl-8,11-dioxo-9,12-diazatricyclo[13.3.1.12,6]icosa-1(19),2(20),3,5,15,17-hexaen-7-yl]-N-methylglycinamide
N-methyl-N-(12-methyltridecanoyl)serylalanyl-N-[13-carboxy-3-[(6-deoxyhexopyranosyl)oxy]-18-hydroxy-10-methyl-8,11-dioxo-9,12-diazatricyclo[13.3.1.12,6]icosa-1(19),2(20),3,5,15,17-hexaen-7-yl]-N-methylglycinamide
N-methyl-N-(12-methyltridecanoyl)serylalanyl-N-[13-carboxy-3-[(6-deoxyhexopyranosyl)oxy]-4,18-dihydroxy-10-methyl-8,11-dioxo-9,12-diazatricyclo[13.3.1.12,6]icosa-1(19),2(20),3,5,15,17-hexaen-7-yl]-N-methylglycinamide
N-methyl-N-(13-methyltetradecanoyl)serylalanyl-N-[13-carboxy-3-[(6-deoxyhexopyranosyl)oxy]-18-hydroxy-10-methyl-8,11-dioxo-9,12-diazatricyclo[13.3.1.12,6]icosa-1(19),2(20),3,5,15,17-hexaen-7-yl]-N-methylglycinamide
N-methyl-N-(14-methylpentadecanoyl)serylalanyl-N-[13-carboxy-3-[(6-deoxyhexopyranosyl)oxy]-18-hydroxy-10-methyl-8,11-dioxo-9,12-diazatricyclo[13.3.1.12,6]icosa-1(19),2(20),3,5,15,17-hexaen-7-yl]-N-methylglycinamide
N-methyl-N-(14-methylpentadecanoyl)serylalanyl-N-[13-carboxy-3-[(6-deoxyhexopyranosyl)oxy]-4,18-dihydroxy-10-methyl-8,11-dioxo-9,12-diazatricyclo[13.3.1.12,6]icosa-1(19),2(20),3,5,15,17-hexaen-7-yl]-N-methylglycinamide
N-methyl-N-pentadecanoylserylalanyl-N-[13-carboxy-3-[(6-deoxyhexopyranosyl)oxy]-18-hydroxy-10-methyl-8,11-dioxo-9,12-diazatricyclo[13.3.1.12,6]icosa-1(19),2(20),3,5,15,17-hexaen-7-yl]-N-methylglycinamide
N-methyl-N-tetradecanoylserylalanyl-N-[13-carboxy-3-[(6-deoxyhexopyranosyl)oxy]-18-hydroxy-10-methyl-8,11-dioxo-9,12-diazatricyclo[13.3.1.12,6]icosa-1(19),2(20),3,5,15,17-hexaen-7-yl]-N-methylglycinamide
N-[(1S)-1-(chloroacetyl)-3-methylbutyl]-4-methylbenzenesulfonamide
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total loss of enzyme activity
N-[(2S)-4-[(2S)-1-decanoylpyrrolidin-2-yl]-2-(1-hydroxyethyl)-4-oxobutanoyl]-L-alanyl-N1-[(2S)-1-oxopropan-2-yl]-L-aspartamide
-
i.e. decanoyl-PTANA-aldehyde, inhibition by the synthetic substrate-based peptide aldehyde, overview. The length of the core lipopeptide can be reduced by removing several amino acids from both termini. Conversion of this peptide to an aldehyde. The signal peptide consists of three domains, a positively charged N-terminal domain, n-region, a hydrophobic middle domain, which contains usually 7-15 amino acids forming an alpha-helix, h-region, and a C-terminal domain, c-region, which is responsible for substrate recognition
Phenylglyoxal
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-
phenylmethyl sulfonyl fluoride
-
partial inhibition
pre-protein including a proline at the +1 position
-
not cleaved, act as competitive inhibitors
-
prop-2-en-1-yl (5S,6S)-6-[(2R)-2-hydroxypropyl]-7-oxo-4-thia-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate
Signal peptides that include a Pro residue at position +1
-
-
-
sodium chloride
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above 160 mM
Synthetic leader peptide
-
-
-
additional information
-