. 2019 Mar 13;9:4392. doi: 10.1038/s41598-019-40558-x

Table 2.

Metal coordination of adenosine phosphate and thymidine phosphate groups in various structures of AbThiL and AaThiL.

Data set	AbThiL AMPPNP, oP	AbThiL AMPPNP-TMP, oP	AbThiL ADP/TDPTPP, oP	AbThiL ADP-/TPDP, mP	AaThil AMPPCP/TMP	AaThiL ADP/TPP,
PDB code	5CC8	5DD7	5D9U	5CM7	3C9T	3C9U
Adenosine Pα-Pβ	Mg²⁺	Mg²⁺	Mg²⁺	Mg²⁺
Adenosine Pβ-Pγ	Mg²/Mg²⁺	Mg²⁺/Mg²⁺	n/a ⁺	n/a	–/Mg²⁺	n/a
Adenosine/Thymidine bridge	n/a	Mg²⁺/Mg²⁺	Mg²/Mg²⁺	Mg²/Ca²⁺	Mg²⁺	Mg²⁺/Mg²⁺
Thymidine Pα-Pβ	n/a	n/a	Mg²/Mg²⁺	Ca²/Ca²⁺	n/a	Mg^{2 +}

While there is some plasticity in the metal content, several metal positions appear to be conserved between the structures presented here.