loop_
_ihm_geometric_object_center.id
_ihm_geometric_object_center.xcoord
_ihm_geometric_object_center.ycoord
_ihm_geometric_object_center.zcoord
1 0.0 0.0 0.0
2 1.0 0.0 0.0
3 0.0 1.0 0.0
4 0.0 0.0 1.0
# ... abbreviated ...