Sequence alignment between 1vh8(A) and UniProt seq P44815 (ISPF_HAEIN):

P44815 (ISPF_HAEIN): 2-C-methyl-D-erythritol 2,4-cyclodiphosphate synthase from Haemophilus influenzae (strain ATCC 51907 / DSM 11121 / KW20 / Rd)
                  10        20        30        40        50        60        70        80        90       100       110       120       130       140       150        
         ---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+--------
UniProt: -MIRIGHGFDVHAFGEDRPLIIGGVEVPYHTGFIAHSDGDVALHALTDAILGAAALGDIGKLFPDTDMQYKNADSRGLLREAFRQVQEKGYKIGNVDITIIAQAPKMRPHIDAMRAKIAEDLQCDIEQVNVKATTTEKLGFTGRQEGIACEAVALLIRQ
         .X..............................................................XXXXXX.........................................................................................
PDB seq: SLIRIGHGFDVHAFGEDRPLIIGGVEVPYHTGFIAHSDGDVALHALTDAILGAAALGDIGKLFP------KNADSRGLLREAFRQVQEKGYKIGNVDITIIAQAPKMRPHIDAMRAKIAEDLQCDIEQVNVKATTTEKLGFTGRQEGIACEAVALLIRQ
         ----------+---------+---------+---------+---------+---------+---      +---------+---------+---------+---------+---------+---------+---------+---------+--------
                  10        20        30        40        50        60        70        80        90       100       110       120       130       140       150