This is a rare case where one of the unbound structures is an NMR structure.

NOTE THAT IN THE ALIGNMENTS BELOW, GAPS MOST LIKELY INDICATE
RESIDUES MISSING IN THE ELECTRON DENSITY.

Alignment: 1FC2_C against 1BDD_
Query= 
         (43 letters)

>1BDD_
          Length = 60

 Score = 90.1 bits (222), Expect = 2e-24
 Identities = 43/43 (100%), Positives = 43/43 (100%)

Query: 1  FNKEQQNAFYEILHLPNLNEEQRNGFIQSLKDDPSQSANLLAE 43
          FNKEQQNAFYEILHLPNLNEEQRNGFIQSLKDDPSQSANLLAE
Sbjct: 6  FNKEQQNAFYEILHLPNLNEEQRNGFIQSLKDDPSQSANLLAE 48


Alignment: 1FC2_D against 1FC1_AB
Query= 
         (206 letters)

>1FC1_AB
          Length = 206

 Score =  431 bits (1107), Expect = e-126
 Identities = 206/206 (100%), Positives = 206/206 (100%)

Query: 1   PSVFLFPPKPKDTLMISRTPEVTCVVVDVSHEDPQVKFNWYVDGVQVHNAKTKPREQQYN 60
           PSVFLFPPKPKDTLMISRTPEVTCVVVDVSHEDPQVKFNWYVDGVQVHNAKTKPREQQYN
Sbjct: 1   PSVFLFPPKPKDTLMISRTPEVTCVVVDVSHEDPQVKFNWYVDGVQVHNAKTKPREQQYN 60

Query: 61  STYRVVSVLTVLHQNWLDGKEYKCKVSNKALPAPIEKTISKAKGQPREPQVYTLPPSREE 120
           STYRVVSVLTVLHQNWLDGKEYKCKVSNKALPAPIEKTISKAKGQPREPQVYTLPPSREE
Sbjct: 61  STYRVVSVLTVLHQNWLDGKEYKCKVSNKALPAPIEKTISKAKGQPREPQVYTLPPSREE 120

Query: 121 MTKNQVSLTCLVKGFYPSDIAVEWESNGQPENNYKTTPPVLDSDGSFFLYSKLTVDKSRW 180
           MTKNQVSLTCLVKGFYPSDIAVEWESNGQPENNYKTTPPVLDSDGSFFLYSKLTVDKSRW
Sbjct: 121 MTKNQVSLTCLVKGFYPSDIAVEWESNGQPENNYKTTPPVLDSDGSFFLYSKLTVDKSRW 180

Query: 181 QQGNVFSCSVMHEALHNHYTQKSLSL 206
           QQGNVFSCSVMHEALHNHYTQKSLSL
Sbjct: 181 QQGNVFSCSVMHEALHNHYTQKSLSL 206