C. Cell Wall (PG Layers) Flashcards by Matthew Kerr | Brainscape

Q

PG layer

A

Strong, resist pressure, give shape

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Q

The PG layer is the?

A

The cell wall

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Q

Peptidoglycan (PG):

Glycan

A

Consists of 2 sugars (derivatives)

NAG
NAM

Bonded by Beta 1-4 glycosidic bond

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Q

Peptidoglycan (PG):

Tetrapeptide

A

4 amino acids, bonded by peptide bonds

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Q

Transpeptidase

A

Enzyme that connects NAM to NAM

Transpeptidation (joining)

Only used in cell division

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Q

2 parts of a peptidoglycan

A

Glycan

Tetrapeptide

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