Presence of terminal N-acetylgalactosamineBeta1-4N-acetylglucosamine residues on O-linked oligosaccharides from gastric MUC5AC: involvement in Helicobacter pylori colonization?

This structure is currently under evaluation

PubMed Entry

Peak Intensity
154.03 6.5
155.08 0.9
157.11 1.7
161.1 3.9

Annotations:

B
165.03 17.3

Annotations:

Y
165.94 2.2
171.98 5.3
172.25 1.4
173.06 1.5
179.09 12.9

Annotations:

C
180.05 1.7
180.87 1.6
184.12 9.1

Annotations:

BZ
186.11 2.5
191.02 1.9
198.08 2.5
201.03 39.1
202.01 91.9

Annotations:

BY CZ
203.12 11.1
203.96 1.0
204.81 1.9
205.36 3.1
211.91 1.5
217.94 6.6
219.02 1.2
220.92 2.0

Annotations:

^{2,4}A_{GlcNAc}
231.09 1.2
235.01 4.8

Annotations:

^{3,5}A_{GlcNAc}
244.19 2.0
257.77 0.8
260.61 1.2
263.04 6.9
264.75 0.7

Annotations:

^{2,5}A_{GlcNAc}
265.36 3.2

Annotations:

^{2,5}A_{GlcNAc}
270.13 1.1
274.34 3.0
274.86 1.1
294.96 1.7
300.93 2.8
304.08 1.3
307.12 1.7
308.22 5.1
308.79 2.4
309.24 1.2
310.17 1.8
315.02 1.6
321.04 1.1
326.05 2.4
327.24 8.1
328.0 3.1
328.91 1.9
329.07 1.6
339.86 3.4
349.33 2.9
350.14 176.6

Annotations:

Z
351.23 37.2
351.67 1.2
356.25 2.4
358.89 0.8
364.16 26.2

Annotations:

B
365.16 1.6
366.08 5.4
367.24 1.6
368.18 46.8

Annotations:

Y
369.35 4.0
369.84 1.9
382.65 1.0
385.2 1.2
393.03 1.1
393.9 1.5
395.97 1.1
411.87 0.7
412.39 3.1
415.96 1.6
424.25 0.6
426.12 1.3
427.03 2.4
438.85 2.7
439.99 2.4
440.62 4.3
442.08 1.5
448.11 1.1
449.24 4.0
450.2 2.1
450.75 1.2
451.11 2.6
454.76 1.0
455.95 1.5
468.21 3.0
468.71 1.2
469.32 1.4
470.04 13.4
470.3 8.3
470.95 1.0
473.8 1.7
475.15 2.7
483.2 0.8
484.94 2.7
485.3 2.1
486.07 5.9
488.21 96.0
489.23 16.8
492.78 2.1
494.96 3.5
496.14 2.9
496.68 1.4
504.61 1.9
509.69 1.6

There are 2 similar spectra:

Id Structure Score

174

0.92

129

0.61
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