Chains and heterogens:
PDB Chain Sequences:
>4utpA (A:) mkklgtllvlflsaiilvacasgkkdttsgqklkvvatnsiiaditkniagdkidlhsiv pigqdpheyeplpedvkktseadlifynginletggnawftklvenakktenkdyfavsd gvdviylegqnekgkedphawlnlengiifakniakqlsakdpnnkefyeknlkeytdkl dkldkeskdkfnkipaekklivtsegafkyfskaygvpsayiweinteeegtpeqiktlv eklrqtkvpslfvessvddrpmktvsqdtnipiyaqiftdsiaeqgkegdsyysmmkynl dkiaeglakgnlyf
>4utpA (A:) klkvvatnsiiaditkniagdkidlhsivpigqdpheyeplpedvkktseadlifyngin letggnawftklvenakktenkdyfavsdgvdviylegqnekgkedphawlnlengiifa kniakqlsakdpnnkefyeknlkeytdkldkldkeskdkfnkipaekklivtsegafkyf skaygvpsayiweinteeegtpeqiktlveklrqtkvpslfvessvddrpmktvsqdtni piyaqiftdsiaeqgkegdsyysmmkynldkiaeglakgnlyf
>4utpB (B:) mkklgtllvlflsaiilvacasgkkdttsgqklkvvatnsiiaditkniagdkidlhsiv pigqdpheyeplpedvkktseadlifynginletggnawftklvenakktenkdyfavsd gvdviylegqnekgkedphawlnlengiifakniakqlsakdpnnkefyeknlkeytdkl dkldkeskdkfnkipaekklivtsegafkyfskaygvpsayiweinteeegtpeqiktlv eklrqtkvpslfvessvddrpmktvsqdtnipiyaqiftdsiaeqgkegdsyysmmkynl dkiaeglakgnlyf
>4utpB (B:) klkvvatnsiiaditkniagdkidlhsivpigqdpheyeplpedvkktseadlifyngin letggnawftklvenakktenkdyfavsdgvdviylegqnekgkedphawlnlengiifa kniakqlsakdpnnkefyeknlkeytdkldkldkeskdkfnkipaekklivtsegafkyf skaygvpsayiweinteeegtpeqiktlveklrqtkvpslfvessvddrpmktvsqdtni piyaqiftdsiaeqgkegdsyysmmkynldkiaeglakgnlyf