Id Element Ion Binding family Amino acids or nucleotide residues names All bound residues Is homomer Number of bound amino acids or nucleotide residues Number of all bound residues Number of coordinating chains Representative
4L76-CA-3 CA Ca²⁺ E1R1 ARG.GLU. ARG.GLU. 2 2 2
4PNV-CA-1 CA Ca²⁺ E1R1 ARG.GLU. ARG.GLU. 2 2 2
6UWN-CA-5 CA Ca²⁺ E1R1 ARG.GLU. ARG.GLU. 2 2 2
6UWN-CA-13 CA Ca²⁺ E1R1 ARG.GLU. ARG.GLU. 2 2 2