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Table 3 Defining features of meningococcal class I and class II type IV pilins

From: Sequence, distribution and chromosomal context of class I and class II pilin genes of Neisseria meningitidis identified in whole genome sequences

Pilin

Length (AA)

Leader sequence

SM1 motif

Length of D-region1

Class I

164-172

MNTLQKG

EYYLN

28-40 AA

Class II

143-152

MKAIQKG

EYYSD

13 or 16 AA

EYYSN

  1. 1Defined as the amino acids between the two C-terminal cysteine residues.