>4pkhA (A:) observed residues (from ATOM records)
ttalvcdngsglvkagfagddapravfpsivgrpdsyvgdeaqskrgiltlkypiehgii
tnwddmekiwhhtfynelrvapeehptllteaplnpkanrekmtqimfetfnvpamyvai
qavlslyasgrttgivldsgdgvthnvpiyegyalphaimrldlagrdltdylmkilter
gysfvttaereivrdikeklcyvaldfenemataassssleksyelpdgqvitignerfr
cpetlfqpsfigmesagihettynsimkcdidirkdlyannvmsggttmypgiadrmqke
italapstmkikiiapperkysvwiggsilaslstfqqmwitkqeydeagpsivhrkcf