Chains and heterogens:
PDB Chain Sequences:
>1suuA (A:) msdlmqkenivvmltkkgflkrlsqneyklqgtggkglssfdlndgdeivialcvnthdy lfmisnegklylinayeikdssraskgqniselinlgdqeeiltiknskdltddaylllt tasgkiarfestdfkavksrgviviklndkdfvtsaeivfkdekviclskkgsafifnsr dvrltnrgtqgvcgmklkegdlfvkvlsvkenpyllivsengygkrlnmskiselkrgat gytsykksdkkagsvvdaiavseddeillvskrskalrtvagkvseqgkdargiqvlfld ndslvsvskfik
>1suuA (A:) enivvmltkkgflkrlsqneyklqgtggkglssfdlndgdeivialcvnthdylfmisne gklylinayeikdqniselinlgdqeeiltiknskdltddaylllttasgkiarfestdf kagviviklndkdfvtsaeivfkdekviclskkgsafifnsrdvrltnrgtqgvcgmklk egdlfvkvlsvkenpyllivsengygkrlnmskiselkrgatgytsykksdkkagsvvda iavseddeillvskrskalrtvagkvseqgkdargiqvlfldndslvsvskfi