Matrix of similar interfaces for 3D-footprint entry 4r2q_A

_ stats: contacts=22 Nring=12 specif=0.55
_ PDBs:  1:4r2q_A,2:2gli_A,3:1tf6_A,4:2prt_A,5:1ubd_C,6:1g2d_F,7:4x9j_A,
_ PDBs:  8:2i13_A,9:1g2f_F,10:1mey_C,11:5ei9_F,12:4f6m_A,13:1f2i_J,14:4is1_C,
_ PDBs:  15:2drp_D,16:2wbs_A,
_ -lnE:  1:13.1,2:13.1,3:12.9,4:12.9,5:12.8,6:12.8,7:12.7,8:12.6,
_ -lnE:  9:12.6,10:12.4,11:12.4,12:11.4,13:8.4,14:7.9,15:7.9,16:7.0,
_        1 2 3 4 5 6 7 8 910111213141516
0003 P  ------PC------------------------
0004 Y  ------YC------------------------
0017 R* RGRAKGRGECQARG--QAQADA--RG--HT--
0018 S  ST----------ST--------------IT--
0019 D* DA--WTDASCTCDTKGTTSGSCTTDC--ST--
0020 Q* QGNCKA--KGNAEGDCNANAHGSGEC--NA--
0022 K  ----------------------------CT--
0023 R* RG----RGRG--RGRG--KGRGRGRG--RG--
0044 S  ----------------ST--RG----RG----
0045 R* RG----RGLTQARGQAQAQADCLTRGSTRGRG
0046 S  --AT------HTSGRGQTST------------
0047 D* DCSGHCDCFCTTDCATATSCSCETDCYGDCDG
0048 H* HGDCHGHGNA--HGNASTDCNAYCHGYCNAEC
0050 K  ----------------NT--------------
0051 T* TTKGRG----QATT--ATKG----------RG
0075 R* RGDCTARGQATTRGQATTRGNCNT--QC--RG
0076 S  --PT------LA----LA--KTYG------SG
0077 D* DASGACDCTTHGDAATHGDCSAQG--TG--DC
0078 E* ECSANAECNATCEGHGTCHAHG----ST--HA
0080 V  --RT------DT--------------RG----
0081 R* RGKGKGRG--RGRG--RGRGRG----YT----
0085 M  ----RG--------------------------