Matrix of similar interfaces for 3D-footprint entry 7xv6_B

_ stats: contacts=8 Nring=4 specif=0.50
_ PDBs:  1:4umm_E,2:4umm_A,3:2c7a_B,4:1cit_A,5:5krb_G,6:4tnt_B,7:4ond_A,
_ PDBs:  8:5emc_A,9:4aa6_B,
_ -lnE:  1:11.6,2:11.4,3:11.3,4:11.2,5:11.1,6:10.9,7:10.9,8:10.6,
_ -lnE:  9:10.6,
_        1 2 3 4 5 6 7 8 9
0013 G  ------CA----------
0022 E* EAEA--ECEC--EC--EC
0025 K* KGKGKGKGKGKGKGKGKG
0026 G  ----VT----VGAGVTAG
0029 K* RTKT--KG----------
0030 R* RTRGRGRGRARGRGRGKT
0031 S  ----------------RG
0054 N  RT----------------