SELECT st_setsrid( ST_GeomFromText('LINESTRING(121.1527761
                     13.9413653,121.154058 13.9413113,121.1550161
                     13.9412372,121.1559079 13.9411891)') , 900913 );

SELECT ST_Transform( marks.way, 4326 )  as nearGeom, name
    FROM planet_osm_point AS marks;