Matrix of similar interfaces for 3D-footprint entry 7xvn_C

_ stats: contacts=10 Nring=6 specif=0.60
_ PDBs:  1:1cit_A,2:2c7a_B,3:4umm_A,4:4umm_E,5:4ond_A,6:5krb_G,7:4aa6_B,
_ -lnE:  1:11.0,2:10.9,3:10.8,4:10.8,5:10.5,6:10.5,7:10.4,
_        1 2 3 4 5 6 7
0013 G  CA------------
0022 E* EC--EAEAECECEC
0025 K* KGKGKGKGKGKGKG
0026 G  --VT----AG--AG
0029 R* KG--KTRT----KT
0030 R* RGRGRGRTRGRA--
0052 N  ------RT------
0072 V  --RC----------
0074 F* RT------------
0076 R* RT------------