Sequence alignment between 3ofb(R) and UniProt seq P0A7T7 (RS18_ECOLI):

P0A7T7 (RS18_ECOLI): 30S ribosomal protein S18 from Escherichia coli (strain K12) 
                 10        20        30        40        50        60        70     
         ---------+---------+---------+---------+---------+---------+---------+-----
UniProt: MARYFRRRKFCRFTAEGVQEIDYKDIATLKNYITESGKIVPSRITGTRAKYQRQLARAIKRARYLSLLPYTDRHQ
PDB seq: -------------------EIDYKDIATLKNYITESGKIVPSRITGTRAKYQRQLARAIKRARYLSLLPYTDRH-
                            -+---------+---------+---------+---------+---------+--- 
                            20        30        40        50        60        70