fixed bug returning length of 3rd seq rather than 1st adjusted readability of some long lines
fixed bug returning length of 3rd seq rather than 1st
adjusted readability of some long lines

chiulab/surpi,yesimon/surpi,chiulab/surpi,yesimon/surpi,yesimon/surpi,chiulab/surpi,chiulab/surpi,yesimon/surpi