Ecotin is a symmetric inhibitor, so there are two "correct answers" to this docking problem

NOTE THAT IN THE ALIGNMENTS BELOW, GAPS MOST LIKELY INDICATE
RESIDUES MISSING IN THE ELECTRON DENSITY.
Alignment: 1EZU_C against 1TRM_A
Query= 
         (223 letters)

>1TRM_A
          Length = 223

 Score =  469 bits (1207), Expect = e-137
 Identities = 222/223 (99%), Positives = 223/223 (99%)

Query: 1   IVGGYTCQENSVPYQVSLNSGYHFCGGSLINDQWVVSAAHCYKSRIQVRLGEHNINVLEG 60
           IVGGYTCQENSVPYQVSLNSGYHFCGGSLINDQWVVSAAHCYKSRIQVRLGEHNINVLEG
Sbjct: 1   IVGGYTCQENSVPYQVSLNSGYHFCGGSLINDQWVVSAAHCYKSRIQVRLGEHNINVLEG 60

Query: 61  DEQFVNAAKIIKHPNFDRKTLNNNIMLIKLSSPVKLNARVATVALPSSCAPAGTQCLISG 120
           +EQFVNAAKIIKHPNFDRKTLNNNIMLIKLSSPVKLNARVATVALPSSCAPAGTQCLISG
Sbjct: 61  NEQFVNAAKIIKHPNFDRKTLNNNIMLIKLSSPVKLNARVATVALPSSCAPAGTQCLISG 120

Query: 121 WGNTLSSGVNEPDLLQCLDAPLLPQADCEASYPGKITDNMVCVGFLEGGKDSCQGDSGGP 180
           WGNTLSSGVNEPDLLQCLDAPLLPQADCEASYPGKITDNMVCVGFLEGGKDSCQGDSGGP
Sbjct: 121 WGNTLSSGVNEPDLLQCLDAPLLPQADCEASYPGKITDNMVCVGFLEGGKDSCQGDSGGP 180

Query: 181 VVCNGELQGIVSWGYGCALPDNPGVYTKVCNYVDWIQDTIAAN 223
           VVCNGELQGIVSWGYGCALPDNPGVYTKVCNYVDWIQDTIAAN
Sbjct: 181 VVCNGELQGIVSWGYGCALPDNPGVYTKVCNYVDWIQDTIAAN 223


Alignment: 1EZU_A against 1ECZ_A
Query= 
         (140 letters)

>1ECZ_A
          Length = 142

 Score =  283 bits (723), Expect = 9e-82
 Identities = 138/140 (98%), Positives = 139/140 (98%)

Query: 1   SVQPLEKIAPYPQAEKGMKRQVIQLTPQEDESTLKVELLIGQTLEVDCNLHRLGGKLENK 60
           SVQPLEKIAPYPQAEKGMKRQVIQLTPQEDESTLKVELLIGQTLEVDCNLHRLGGKLENK
Sbjct: 3   SVQPLEKIAPYPQAEKGMKRQVIQLTPQEDESTLKVELLIGQTLEVDCNLHRLGGKLENK 62

Query: 61  TLEGWGFPYYVFDKVSSPVSTMMACPDGKKEKKFVTAYLGDAGMLRYNSKLPIVVYTPDN 120
           TLEGWG+ YYVFDKVSSPVSTMMACPDGKKEKKFVTAYLGDAGMLRYNSKLPIVVYTPDN
Sbjct: 63  TLEGWGYDYYVFDKVSSPVSTMMACPDGKKEKKFVTAYLGDAGMLRYNSKLPIVVYTPDN 122

Query: 121 VDVKYRVWKAEEKIDNAVVR 140
           VDVKYRVWKAEEKIDNAVVR
Sbjct: 123 VDVKYRVWKAEEKIDNAVVR 142


Alignment: 1EZU_B against 1ECZ_B
Query= 
         (140 letters)

>1ECZ_B
          Length = 142

 Score =  283 bits (723), Expect = 9e-82
 Identities = 138/140 (98%), Positives = 139/140 (98%)

Query: 1   SVQPLEKIAPYPQAEKGMKRQVIQLTPQEDESTLKVELLIGQTLEVDCNLHRLGGKLENK 60
           SVQPLEKIAPYPQAEKGMKRQVIQLTPQEDESTLKVELLIGQTLEVDCNLHRLGGKLENK
Sbjct: 3   SVQPLEKIAPYPQAEKGMKRQVIQLTPQEDESTLKVELLIGQTLEVDCNLHRLGGKLENK 62

Query: 61  TLEGWGFPYYVFDKVSSPVSTMMACPDGKKEKKFVTAYLGDAGMLRYNSKLPIVVYTPDN 120
           TLEGWG+ YYVFDKVSSPVSTMMACPDGKKEKKFVTAYLGDAGMLRYNSKLPIVVYTPDN
Sbjct: 63  TLEGWGYDYYVFDKVSSPVSTMMACPDGKKEKKFVTAYLGDAGMLRYNSKLPIVVYTPDN 122

Query: 121 VDVKYRVWKAEEKIDNAVVR 140
           VDVKYRVWKAEEKIDNAVVR
Sbjct: 123 VDVKYRVWKAEEKIDNAVVR 142