ETA-1 Apl-1 osteopontin Opnl Spp-1|OP|Opnl|Opn|minopontin|44kDa bone phosphoprotein|Apl-1|2ar|bone sialoprotein 1|BNSP|osteopontin|osteopontin-like protein|ETA-1|Ric Opn http://identifiers.org/mgd/MGI:98389 osteopontin-like protein minopontin MGI:98389 OP Spp-1 Spp1 bone sialoprotein 1 BNSP genetic mapping protein coding gene secreted phosphoprotein 1 O + 2ar Gene 44kDa bone phosphoprotein Ric