Chains and heterogens:
PDB Chain Sequences:
>4ucvA (A:) mtniqtqldnlrktlrqyeyeyhvldnpsvpdseydrlfhqlkalelehpefltsdsptq rvgakplsgfsqirheipmlsldnafsdaefnafvkriedrlillpkpltfccepkldgl avsilyvngeltqaatrgdgttgeditanirtirnvplqlltdnpparlevrgevfmpha gferlnkyalehnektfanprnaaagslrqldpnitskrplvlnaygigiaegvdlptth yarlqwlksigipvnpeirlcngadevlgfyrdiqnkrsslgydidgtvlkindialqne lgfiskaprwaiaykfpaqeeltl
>4ucvA (A:) mtniqtqldnlrktlrqyeyeyhvldnpsvpdseydrlfhqlkalelehpefltsdsptq rvgakplsgfsqirheipmlsldnafsdaefnafvkriedrlillpkpltfccepkldgl avsilyvngeltqaatrgdgttgeditanirtirnvplqlltdnpparlevrgevfmpha gferlnkyalehnektfanprnaaagslrqldpnitskrplvlnaygigiaegvdlptth yarlqwlksigipvnpeirlcngadevlgfyrdiqnkrsslgydidgtvlkindialqne lgfiskaprwaiaykfpa