>1sr7A (A:) SEQRES residues gspgqdiqlipplinllmsiepdviyaghdntkpdtssslltslnqlgerqllsvvkwsk slpgfrnlhiddqitliqyswmslmvfglgwrsykhvsgqmlyfapdlilneqrmkessf yslcltmwqipqefvklqvsqeeflcmkvllllntipleglrsqtqfeemrssyirelik aiglrqkgvvsssqrfyqltklldnlhdlvkqlhlyclntfiqsralsvefpemmsevia aqlpkilagmvkpllfhkk