Table I Putative membrane proteins sorted into functional groups according to BLAST analysis and genome annotation

TMD, transmembrane domain; SP, signal peptide; SNARE, soluble N-ethylmaleimide-sensitive factor attachment protein receptor; v-SNARE, vesicle SNARE; PMCA, plasma membrane Ca2+-ATPase.

No. identified hereNo. genes in genome
Total putative membrane proteins271
Hypothetical proteins with TMD/SP116
Host-cell interaction
    GP63-like≥1677
    Surface antigen BspA-like11658
    Chlamydial polymorphic outer membrane protein527
    Tetraspanin family protein39
    P270-related protein≥925
    Immunodominant variable surface antigen-like215
Transporters
    ABC transporter family protein6104
    Ctl transporter, putative59
    Major facilitator superfamily protein220
    Nucleoside transporter family protein210
    Auxin efflux carrier family protein131
    Transmembrane amino acid transporter protein132
    Na+-driven multidrug efflux pump160
    Sodium-sulfate symporter transmembrane region113
Cyclases
    Adenylate and guanylate cyclase catalytic domain20167
Peptidases
    Subtilase family protein727
    Clan CA, family C2, calpain-like cysteine peptidase210
    Clan S, family S54, rhomboid-like serine peptidase19
    Nicastrin precursor, putative12
Vesicle transport
    Synaptobrevin family protein316
    Vesicle transport v-SNARE protein222
    Novel plant SNARE14
    Secretory carrier membrane protein16
Phosphatases
    Ser/Thr protein phosphatase family protein520
    Nucleoside phosphatase family protein18
    Adenosine diphosphatase16
ATPase activity
    Phospholipid-transporting ATPase134
    Calcium-translocating P-type ATPase, PMCA-type≥428
    V-type ATPase, C subunit family protein15
    V-type ATPase 116-kDa subunit family protein17
Hydrolase activity
    Class I nuclease-related≥116
    Glycosyl hydrolase family 14 protein14
Other36