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Table 2 Differential collagen neoepitope abundances between tendon tissue-engineered constructs derived from young and old donors

From: Donor age affects proteome composition of tenocyte-derived engineered tendon

Protein

Accession Number

Neopeptide Sequence

Previous Amino Acid

Following Amino Acid

Abundance Higher in Young or Old

Fold Change

p value

Collagen type I alpha 1 chain

F7D939

PQGPAGPAGPIGPVGAR

A

G

Old

0.7

0.008

Collagen type I alpha 2 chain

F6RTH9

GEAGAAGPAGPAGPRG

R

S

Old

0.6

0.045

AGPVGAVGAPGPHGPVGPTGK

N

H

Old

2.0

0.001

NGLQGLPGLAGQHGDQGAPGSVGPAGPR

H

G

Old

2.7

0.018

Collagen type XII alpha 1 chain

F6QD89

AIYPDESESDDLIGSERTPR

T

L

Old

5.4

0.001

LEQLIPDTPYSVNIVAL

R

Y

Old

11.9

0.002

LVQYSR

S

D

Young

3.1

0.021