Salivary MUC7 is a major carrier of blood group I type O-linked oligosaccharides serving as the scaffold for sialyl Lewis x

PubMed Entry

GlyToucan Accession Number: G95925PE

Peak Intensity
290.0 87411.4

Annotations:

B
290.9 14162.1
321.0 4848.2

Annotations:

Y^{2,5}X_{GlcNAc}
324.1 5764.8

Annotations:

^{0,4}X_{GalNAc}Y ^{1,3}X_{GalNAc}Y
333.8 5227.1
347.0 15010.3

Annotations:

^{2,4}X_{GalNAc}Z Z^{2,4}X_{GlcNAc}
348.2 9969.6

Annotations:

ZZ
352.8 2235.1
363.4 3445.7
364.1 17451.8

Annotations:

B
365.2 8385.4

Annotations:

Y^{2,4}X_{GlcNAc} ^{2,4}X_{GalNAc}Y
366.0 9004.8

Annotations:

YZ ZY
367.2 4187.6
368.0 7679.7
376.0 22123.8
381.7 3057.5

Annotations:

C
383.4 5171.2
384.0 2074.2

Annotations:

YY
388.1 5744.3
389.0 244353.7

Annotations:

ZZ
390.0 24148.5
396.0 1327.9
406.1 4871.6
407.1 83940.6

Annotations:

YZ ZY
407.5 735.7

Annotations:

YZ ZY
416.1 2413.4
424.2 18693.6

Annotations:

^{0,4}A_{GalNAc}
425.1 1388.3

Annotations:

YY
437.8 6485.2

Annotations:

^{1,5}X_{NeuAc}Z ^{3,5}A_{GalNAc} Z^{1,4}X_{GlcNAc}
449.1 9590.0

Annotations:

Z^{0,2}X_{GlcNAc} Z^{0,2}X_{Gal}
467.0 1442.8

Annotations:

Y^{0,2}X_{GlcNAc} Y^{0,2}X_{Gal}
474.2 4658.6
477.3 2074.6
479.3 14385.3

Annotations:

Z^{0,3}X_{Gal} Z^{1,4}X_{Gal} Z^{0,3}X_{GlcNAc}
485.2 8780.5
486.3 2579.1

Annotations:

Y^{1,3}X_{GlcNAc} ^{1,3}X_{GalNAc}
490.6 1605.6
491.2 1397.2
509.2 30846.1

Annotations:

Z^{2,4}X_{GlcNAc} Z^{0,4}X_{Gal} Z^{1,3}X_{Gal} Z^{2,4}X_{Gal} Z^{0,4}X_{GlcNAc}
511.4 1411.9
521.3 22183.4

Annotations:

^{1,5}A_{GalNAc}Z
527.1 188026.0

Annotations:

Y^{2,4}X_{GlcNAc} Y^{0,4}X_{Gal} Y^{1,3}X_{Gal} Y^{2,4}X_{Gal} Y^{0,4}X_{GlcNAc} ^{2,4}X_{GalNAc}
528.2 13724.6
529.4 2221.3
533.4 11953.3
545.2 16787.3
546.2 3155.5
547.1 950.7
551.1 59215.4

Annotations:

ZZ
552.2 4219.4
566.8 728.6
568.4 32794.6
569.2 2395834.2

Annotations:

Z
570.2 268457.1
571.2 10728.7
585.2 12920.7

Annotations:

^{0,3}X_{GalNAc}
586.2 3888.9
587.1 848375.9

Annotations:

Y
588.1 86136.0
589.1 11183.9
595.1 5401.2
606.0 1397.1
611.3 3604.8

Annotations:

Z^{0,2}X_{Gal}
612.1 7284.3

Annotations:

^{2,5}A_{GalNAc}Z
615.5 4147.4

Annotations:

Y^{1,5}X_{Gal} ^{0,4}X_{GalNAc}
623.9 1407.1
626.1 3582.7
627.0 1064.3

Annotations:

^{1,5}A_{GalNAc}Y Z^{2,5}X_{Gal}
629.2 9963.1

Annotations:

Y^{0,2}X_{Gal}
640.0 7070.3
646.9 15177.8
653.5 5566.4
655.1 7026.4

Annotations:

^{2,5}X_{NeuAc}Z
656.8 968.7

Annotations:

Z
672.0 4957.8
673.2 2057.6

Annotations:

^{2,5}X_{NeuAc}Y
675.3 6959.6

Annotations:

Y
689.2 144127.1

Annotations:

Y^{0,4}X_{Gal} Y^{1,3}X_{Gal} Y^{2,4}X_{Gal} Y^{0,4}X_{GlcNAc}
689.9 2.0
690.5 4230.7
697.2 2604.5
707.2 44909.1
708.3 3318.7
709.1 3638.9
715.3 4307.2
716.9 6919.6
727.4 10290.6
731.2 77290.8

Annotations:

Z
732.2 9949.7
732.7 537.1
734.8 3849.7
745.2 81616.5

Annotations:

^{1,4}X_{NeuAc}Z
745.7 13575.6

Annotations:

^{1,4}X_{NeuAc}Z
746.5 9790.6
747.7 4648.7

Annotations:

^{1,4}X_{GlcNAc}
748.6 14480.9
749.2 4281076.9

Annotations:

Y
750.2 649772.2
751.2 14241.1
751.9 1580.6
756.0 4089.2
764.2 7114.2
774.9 1757.5

Annotations:

^{0,2}A_{GalNAc}Y
782.5 5580.9
791.1 53152.6
792.2 4583.9
794.5 4453.9
800.1 1994.9

Annotations:

^{0,4}X_{GlcNAc}Z
801.6 7188.5
811.2 9195.8
812.3 3452.1

Annotations:

^{1,5}A_{GalNAc}Z
816.2 18797.4

Annotations:

^{1,3}X_{NeuAc}Z
817.4 1691.1
819.2 47476.6

Annotations:

^{0,2}X_{NeuAc}
820.1 2623.4
821.3 2824.6

Annotations:

^{1,5}X_{NeuAc}
830.2 2723.7

Annotations:

^{1,5}A_{GalNAc}Y
833.7 3239.4
834.5 12806.7

Annotations:

^{1,3}X_{NeuAc}Y
836.5 5494.5
842.2 30253.2
843.3 5781.8
844.6 2223.1
852.1 1415.5
859.1 4583.4
872.5 13760.4
878.3 22950.2

Annotations:

Y
879.4 12316.5
880.5 5372.6
884.0 10543.5
886.3 2081.0
903.7 2944.6
914.4 622.4
920.4 7247.4

Annotations:

^{0,2}X_{Gal} ^{0,4}X_{NeuAc}
932.5 8118.2
933.4 962.1
936.2 4772.6

Annotations:

^{2,5}X_{Gal}
938.5 6717.0
939.5 2313.7

Annotations:

^{1,3}X_{GlcNAc} ^{2,4}X_{NeuAc}
944.4 5023.5
954.0 5103.3
954.5 14132.7
956.3 825.8
957.2 1278.2
960.9 16943.0
962.2 363509.5
963.3 101168.5
964.4 5029.1
968.3 4556.0
979.4 12532.2
980.3 556473.0

Annotations:

^{0,4}X_{Gal} ^{1,3}X_{Gal} ^{2,4}X_{Gal} ^{0,4}X_{GlcNAc}
981.3 102429.7
981.9 0.1
982.4 10329.6
996.3 76549.1

Annotations:

^{1,3}X_{NeuAc}
996.9 14034.1
997.6 14494.3
1004.2 5379.4
1005.1 2797.8
1005.6 423.9
1006.4 1168.0
1022.2 341367.4
1022.9 0.2
1023.4 100395.4
1024.5 5731.4

There are 12 similar spectra:

Id Structure Score

202

0.97

3089

0.97

2642

0.96

2643

0.96

111

0.94

2615

0.89

79

0.89

203

0.89

3090

0.84

48

0.83

80

0.62

348

0.52
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