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Table 2 Fragment ions of the 9GLGKGGAKR17 peptide from histone H4 isolated from stationary phase Saccharomyces cerevisiae.

From: Nano-electrospray tandem mass spectrometric analysis of the acetylation state of histones H3 and H4 in stationary phase in Saccharomyces cerevisiae

Order

b ion (m/z)

Sequence

y ion (m/z)

Order

1

58.0295

G

 

9

2

171.1135

L

786.5192

8

3

228.1350

G

673.4351

7

4

356.2299

K

616.4136

6

5

413.2514

G

488.3187

5

6

470.2729

G

431.2972

4

7

541.3100

A

374.2757

3

8

669.4050

K

303.2386

2

9

 

R

175.1437

1

  1. The list of product ions observed (underlined), matched with Mascot to the SWISS-PROT database (asterisk superscript), or predicted following CID fragmentation is shown.