Chains and heterogens:
PDB Chain Sequences:
>1t6nA (A:) gsdvkgsyvsihssgfrdfllkpellraivdcgfehpsevqhecipqailgmdvlcqaks gmgktavfvlatlqqlepvtgqvsvlvmchtrelafqiskeyerfskympnvkvavffgg lsikkdeevlkkncphivvgtpgrilalarnkslnlkhikhfildecdkmleqldmrrdv qeifrmtphekqvmmfsatlskeirpvcrkfmqdpmeifv
>1t6nA (A:) sgfrdfllkpellraivdcgfehpsevqhecipqailgmdvlcqaksgmgktavfvlatl qqlepvtgqvsvlvmchtrelafqiskeyerfskympnvkvavffgglsikkdeevlkkn cphivvgtpgrilalarnkslnlkhikhfildecdkmleqldmrrdvqeifrmtphekqv mmfsatlskeirpvcrkfmqdpmeifv
>1t6nB (B:) gsdvkgsyvsihssgfrdfllkpellraivdcgfehpsevqhecipqailgmdvlcqaks gmgktavfvlatlqqlepvtgqvsvlvmchtrelafqiskeyerfskympnvkvavffgg lsikkdeevlkkncphivvgtpgrilalarnkslnlkhikhfildecdkmleqldmrrdv qeifrmtphekqvmmfsatlskeirpvcrkfmqdpmeifv
>1t6nB (B:) sgfrdfllkpellraivdcgfehpsevqhecipqailgmdvlcqaksgmgktavfvlatl qqlepvtgqvsvlvmchtrelafqiskeyerfskympnvkvavffgglsikkdeevlkkn cphivvgtpgrilalarnkslnlkhikhfildecdkmleqldmrrdvqeifrmtphekqv mmfsatlskeirpvcrkfmqdpmeifv