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21 Cards in this Set
- Front
- Back
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ATP-hydrolyzing enzyme
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FtsA
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Attaches FtsZ ring to cytoplasmic membrane
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ZipA
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Hydrolyzes GTP
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FtsZ
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Protein in peptidoglycan synthesis
(penicillin-binding protein) |
FtsI
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Forms actin-like cytoskeleton, filamentous, spiral bands
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MreB
(Not in coccus bacteria) |
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Inhibitor divison: Prevent FtsZ ring forming until center of cell
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MinC
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Initiate division, recruit FtsZ
Attaches to cell center |
MinE
Inhibits MinC |
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Pull apart 2 copies of chromosome to each daughter cell
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FtsK
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Create small openings in the wall
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Autolysins
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Lipid carrier in peptidoglycan synthesis
Hydrophobic C55 alcohol |
Bactoprenol
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Bonds to N-acetyl glucosamine/ N-acetyl muramic acid
Pentapeptide peptidoglycan precursor |
Bactoprenol
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Inserts cell wall into growing portion in periplasm
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Bactoprenol
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Final step in cell wall synthesis
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Transpeptidation
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Catalyzes glycosidic bond formation
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Bactoprenol
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Forms peptide cross-links b/w muramic acid in adjacent glycan chains
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Transpeptidation
(Inhibited by penicillin) |
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Cross-link b/w diaminopimelic acid on 1 peptide + D-alanine on peptide
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Gram negative bacteria
(Transpeptidation: synth. peptidoglycan) |
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1 D-alanine removed from end of peptidoglycan precursor
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Gram negative bacteria
Fuels transpeptidation |
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Cross-link b/w L-lysine of peptide + D-alanine of peptide
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Gram positive bacteria
(Glycine interbridge) |
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Fuels de/polymerization of FtsZ and
dis/assembly of FtsZ ring |
FtsZ
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Cut preexisting peptidoglycan before synthesis
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Autolysins
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Transport hydrophobic preptidoglycan precursors across cytoplasmic membrane to...
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Periplasm
by Bactoprenol |
