>4oxfB (B:) observed residues (from ATOM records)
rppqftraqwfaiqhislnpprctiamrainnyrwrcknqntflrttfanvvnvcgnqsi
rcphnrtlnnchrsrfrvpllhcdlinpgaqnisncryadrpgrrfyvvacdnrdprdsp
rypvvpvhldtti