Matrix of similar interfaces for 3D-footprint entry 4r2a_A

_ stats: contacts=21 Nring=12 specif=0.57
_ PDBs:  1:1tf6_A,2:4x9j_A,3:1g2d_F,4:1g2f_F,5:2gli_A,6:4r2q_A,7:4f6m_A,
_ PDBs:  8:2i13_A,9:2prt_A,10:1mey_C,11:1ubd_C,12:1f2i_J,13:4is1_C,14:2drp_D,
_ PDBs:  15:2wbs_A,
_ -lnE:  1:12.8,2:12.8,3:12.8,4:12.8,5:12.8,6:12.7,7:12.7,8:12.7,
_ -lnE:  9:12.5,10:12.4,11:12.1,12:8.2,13:7.9,14:7.9,15:7.2,
_        1 2 3 4 5 6 7 8 9101112131415
0002 P  ----------------PC------------
0003 Y  ----------------YC------------
0016 R* KGRGQAQARARG----RGQA--RG------
0017 S  --ST------ST------------------
0018 D* WTDTTCTT--DATTKGDASG--DC------
0019 E* KAEGNANANCQGSGDC--NA--EC------
0022 R* --RG------RGRGRGRGKGKTRG------
0043 S  ------ST----------------RG----
0044 R* --RGQAQA--RGLTQARGQAECRGSTHTRG
0045 S  --SGHTQTAT----RG--ST------IT--
0046 D* HCDCTTATSGDCETATDCSCSCDCYGSTDG
0047 H* HGHG--STDCHGYCNAHGDCKGHGYCNAEC
0049 T  ------NT------------------CT--
0050 T* RGTTQAATKGTT------KGRG----RGRG
0072 R* TARGTTTTDCRGNTQARGRGLT--QCRGRG
0073 S  ----LALAPT--YG--------------SG
0074 D* ACDAHGHGSGDAQGATDCDCFC--TGDCDC
0075 E* NAEGTCTCSAEC--HGECHANA--STNAHA
0077 K  ----DT--RT--------------RG----
0078 R* KGRGRGRGKGRG----RGRG----YT----
0082 I  RG----------------------------