Chains and heterogens:
PDB Chain Sequences:
>2fniA (A:) mkefaysepcldkedkkavlevlnskqltqgkrsllfeealceflgvkhalvfnsatsal ltlyrnfsefsadrneiittpisfvatanmllesgytpvfagikndgnidelalekline rtkaivsvdyagksvevesvqklckkhslsflsdsshalgseyqnkkvggfalasvfsfh aikpittaeggavvtndselhekmklfrshgmlkkdffegevksighnfrlneiqsalgl sqlkkapflmqkreeaaltydrifkdnpyftplhpllkdkssnhlypilmhqkfftckkl ileslhkrgilaqvhykpiyqyqlyqqlfntaplksaedfyhaeislpchanlnlesvqn iahsvlktfesfkie
>2fniA (A:) mkefaysepcldkedkkavlevlnskqltqgkrsllfeealceflgvkhalvfnsatsal ltlyrnfsefsadrneiittpisfvatanmllesgytpvfagikndgnidelalekline rtkaivsvdyagksvevesvqklckkhslsflsdsshalgseyqnkkvggfalasvfsfh aikpittaeggavvtndselhekmklfrshgmlkkdffegevksighnfrlneiqsalgl sqlkkapflmqkreeaaltydrifkdnpyftplhpllkdkssnhlypilmhqkfftckkl ileslhkrgilaqvhykpiyqyqlyqqlfntaplksaedfyhaeislpchanlnlesvqn iahsvlktfesfki
>2fniB (B:) mkefaysepcldkedkkavlevlnskqltqgkrsllfeealceflgvkhalvfnsatsal ltlyrnfsefsadrneiittpisfvatanmllesgytpvfagikndgnidelalekline rtkaivsvdyagksvevesvqklckkhslsflsdsshalgseyqnkkvggfalasvfsfh aikpittaeggavvtndselhekmklfrshgmlkkdffegevksighnfrlneiqsalgl sqlkkapflmqkreeaaltydrifkdnpyftplhpllkdkssnhlypilmhqkfftckkl ileslhkrgilaqvhykpiyqyqlyqqlfntaplksaedfyhaeislpchanlnlesvqn iahsvlktfesfkie
>2fniB (B:) mkefaysepcldkedkkavlevlnskqltqgkrsllfeealceflgvkhalvfnsatsal ltlyrnfsefsadrneiittpisfvatanmllesgytpvfagikndgnidelalekline rtkaivsvdyagksvevesvqklckkhslsflsdsshalgseyqnkkvggfalasvfsfh aikpittaeggavvtndselhekmklfrshgmlkkdffegevksighnfrlneiqsalgl sqlkkapflmqkreeaaltydrifkdnpyftplhpllkdkssnhlypilmhqkfftckkl ileslhkrgilaqvhykpiyqyqlyqqlfntaplksaedfyhaeislpchanlnlesvqn iahsvlktfesfki