Table 2. R.m.s.d. of backbone atoms of DID, DD, and DID-DD between the molecule A of the DID-DD•FH2-DAD structure in this work (PDB code: 3OBV) and available structures.

PDB code	DID (135–377)	DD (381–435)	DID-DD (135–435)
2BNX-molecule A	0.53	0.31	0.74
1Z2C	0.98	2.2	3.5
2BAP	1.5	1.9	4.8
2BNX-molocule B	0.61	0.28	10.5

The units are Å. 2BNX is the asymmetric dimeric structure of the free DID-DD-CC [34]. 1Z2C is the symmetric dimeric structure of the G-DID-DD•RhoC complex [35]. 2BAP is the symmetric dimeric structure of the DID-DD•DAD complex [40].