>3s3eB (B:) observed residues (from ATOM records)
masrpiliknfaehyrlmsadsdfrfseefeelkhvgrdqpctfadlpcnrpknrftnil
pydhsrfklqpvdddegsdyinanyvpghnsprefivtqgplhstrddfwrmcwesnsra
ivmltrcfekgrekcdqywpndtvpvfygdikvqilndshyadwvmtefmlcrgseqril
rhfhfttwpdfgvpnppqtlvrfvrafrdrigaeqrpivvhcsagvgrsgtfitldrilq
qintsdyvdifgivyamrkervwmvqteqqyicihqcllavlegk