Table 3 The average binding energy of C1s, O1s, N1s and Ca2p in free rhBMP-2, [Ca2+]L/rhBMP-2 and [Ca2+]H/rhBMP-2.

From: Calcium ion-induced formation of β-sheet/-turn structure leading to alteration of osteogenic activity of bone morphogenetic protein-2

Sample

C1s/eV

O1s/eV

N1s/eV

Ca2p/eV

Ca2+

/

/

/

347.8

Free rhBMP-2

284.8

531.5

399.8

/

[Ca2+]L/rhBMP-2

284.8

531.8

399.9

/

[Ca2+]H/rhBMP-2

284.8

532.1

400.0

347.6

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