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Table 1 Selectivity of the MIPs of heterokonts based on the similarity of their ar/R filter to the ar/R filters of the MIPs with known selectivity

From: A new subfamily LIP of the major intrinsic proteins

Subfamily Protein Ar/R selectivity filter Substrate specificity
H2 H5 LE1 LE2
GLAp (GIP) AaMIP2 F I C R Unknown
PtMIP1 W V A R Glycerol permease [36]
PtMIP2 W V G R
PtMIP3 W V A R
PIP EsAQP F H A R Water [5]
EsPIP F H C R
MIPE AaMIP4 F H C R Water [5]
LIP AaMIP1 Y V P L Unknown
EsMIP W L P I
NgMIP W L P I
FcMIP W L P L
PnmMIP W L P L
SarMIP W L P L
PtMIP5 W L P L
TpMIP2 W I P L
ToMIP1 W L P L
Unknown PtMIP4 F H C R Water [5]
AaMIP3 T A S V Unknown
TpMIP1 I A G V
ToMIP2 I A G V