Chains and heterogens:
PDB Chain Sequences:
>2i54A (A:) mgskaillfdvdgtltpprnpethdmkeallkaraagfklgvvggsdfakqkeqlgesil edfdyvfsengllaykdgkefhrnsllralgnekvvafvkkclhliadldipvqrgtfve frngmfnvspigrncsqqerdefenldkerhireklirelkeafpdyqlaysvggqisfd vfpkgwdktyclqfvendfetihffgdktseggndyeiftdsrtighsvktykdtiaile alledsr
>2i54A (A:) kaillfdvdgtltpprnpethdmkeallkaraagfklgvvggsdfakqkeqlgesiledf dyvfsengllaykdgkefhrnsllralgnekvvafvkkclhliadldipvqrgtfvefrn gmfnvspigrncsqqerdefenldkerhireklirelkeafpdyqlaysvggqisfdvfp kgwdktyclqfvendfetihffgdktseggndyeiftdsrtighsvktykdtiaileall ed
>2i54B (B:) mgskaillfdvdgtltpprnpethdmkeallkaraagfklgvvggsdfakqkeqlgesil edfdyvfsengllaykdgkefhrnsllralgnekvvafvkkclhliadldipvqrgtfve frngmfnvspigrncsqqerdefenldkerhireklirelkeafpdyqlaysvggqisfd vfpkgwdktyclqfvendfetihffgdktseggndyeiftdsrtighsvktykdtiaile alledsr
>2i54B (B:) kaillfdvdgtltpprnpethdmkeallkaraagfklgvvggsdfakqkeqlgesiledf dyvfsengllaykdgkefhrnsllralgnekvvafvkkclhliadldipvqrgtfvefrn gmfnvspigrncsqqerdefenldkerhireklirelkeafpdyqlaysvggqisfdvfp kgwdktyclqfvendfetihffgdktseggndyeiftdsrtighsvktykdtiaileall ed
>2i54C (C:) mgskaillfdvdgtltpprnpethdmkeallkaraagfklgvvggsdfakqkeqlgesil edfdyvfsengllaykdgkefhrnsllralgnekvvafvkkclhliadldipvqrgtfve frngmfnvspigrncsqqerdefenldkerhireklirelkeafpdyqlaysvggqisfd vfpkgwdktyclqfvendfetihffgdktseggndyeiftdsrtighsvktykdtiaile alledsr
>2i54C (C:) kaillfdvdgtltpprnpethdmkeallkaraagfklgvvggsdfakqkeqlgesiledf dyvfsengllaykdgkefhrnsllralgnekvvafvkkclhliadldipvqrgtfvefrn gmfnvspigrncsqqerdefenldkerhireklirelkeafpdyqlaysvggqisfdvfp kgwdktyclqfvendfetihffgdktseggndyeiftdsrtighsvktykdtiaileall ed