diff --git a/converter-CellDesigner/src/main/java/lcsb/mapviewer/converter/model/celldesigner/species/AntisenseRnaXmlParser.java b/converter-CellDesigner/src/main/java/lcsb/mapviewer/converter/model/celldesigner/species/AntisenseRnaXmlParser.java
index ee2c84aa360c92075ed2a6e38d971dc7297e2925..bacf3f3ae250f0104e7177931c87f6d0dd73953a 100644
--- a/converter-CellDesigner/src/main/java/lcsb/mapviewer/converter/model/celldesigner/species/AntisenseRnaXmlParser.java
+++ b/converter-CellDesigner/src/main/java/lcsb/mapviewer/converter/model/celldesigner/species/AntisenseRnaXmlParser.java
@@ -125,8 +125,8 @@ public class AntisenseRnaXmlParser extends AbstractElementXmlParser<CellDesigner
     if (!region.getName().equals("")) {
       attributes += " name=\"" + escapeXml(region.getName()) + "\"";
     }
-    if (region.getSize() != 0) {
-      attributes += " size=\"" + region.getSize() + "\"";
+    if (region.getWidth() != 0) {
+      attributes += " size=\"" + region.getWidth() / region.getSpecies().getWidth() + "\"";
     }
     if (region.getPosition() != null) {
       double pos = (region.getPosition().getX() - region.getSpecies().getWidth())
diff --git a/converter-CellDesigner/src/main/java/lcsb/mapviewer/converter/model/celldesigner/structure/fields/CellDesignerAntisenseRnaRegion.java b/converter-CellDesigner/src/main/java/lcsb/mapviewer/converter/model/celldesigner/structure/fields/CellDesignerAntisenseRnaRegion.java
index ec607f2dfe74a03e05ba368aca803372a4b84339..09c29bb9546474451a2b8953280e24af00468a99 100644
--- a/converter-CellDesigner/src/main/java/lcsb/mapviewer/converter/model/celldesigner/structure/fields/CellDesignerAntisenseRnaRegion.java
+++ b/converter-CellDesigner/src/main/java/lcsb/mapviewer/converter/model/celldesigner/structure/fields/CellDesignerAntisenseRnaRegion.java
@@ -329,7 +329,7 @@ public class CellDesignerAntisenseRnaRegion implements Serializable {
     AntisenseRnaRegion result = new AntisenseRnaRegion();
     result.setIdAntisenseRnaRegion(idAntisenseRnaRegion);
     result.setName(name);
-    result.setSize(size);
+    result.setWidth(element.getWidth()*size);
 
     result.setPosition(new Point2D.Double(element.getX() + element.getWidth() * 3.0 / 4.0 * pos, element.getY()));
     result.setType(type);
diff --git a/model/src/main/java/lcsb/mapviewer/model/map/species/field/AntisenseRnaRegion.java b/model/src/main/java/lcsb/mapviewer/model/map/species/field/AntisenseRnaRegion.java
index 2691644b16bae71ee8d8199806aba72658d4c4eb..c75979518d4f214af23bd09c105eeb6247d0f77c 100644
--- a/model/src/main/java/lcsb/mapviewer/model/map/species/field/AntisenseRnaRegion.java
+++ b/model/src/main/java/lcsb/mapviewer/model/map/species/field/AntisenseRnaRegion.java
@@ -44,7 +44,7 @@ public class AntisenseRnaRegion implements Serializable, ElementModification {
   /**
    * Default size of the object (in graphical representation).
    */
-  private static final double DEFAULT_SIZE = 0.1;
+  private static final double DEFAULT_SIZE = 10;
 
   /**
    * Default class logger.
@@ -85,10 +85,10 @@ public class AntisenseRnaRegion implements Serializable, ElementModification {
   private AntisenseRnaRegionType type;
 
   /**
-   * Size of the region in the graphic representation.
+   * Width of the region in the graphic representation.
    */
-  @Column(name = "size")
-  private double size = DEFAULT_SIZE;
+  @Column(name = "width")
+  private double width = DEFAULT_SIZE;
 
   /**
    * Position on the species in graphic representation.
@@ -121,9 +121,11 @@ public class AntisenseRnaRegion implements Serializable, ElementModification {
   public AntisenseRnaRegion(AntisenseRnaRegion original) {
     this.idAntisenseRnaRegion = original.idAntisenseRnaRegion;
     this.name = original.name;
-    this.size = original.size;
     this.type = original.type;
-    this.setPosition(original.getPosition());
+    Point2D position = new Point2D.Double();
+    position.setLocation(original.getPosition());
+    this.setPosition(position);
+    this.setWidth(original.getWidth());
   }
 
   /**
@@ -140,21 +142,6 @@ public class AntisenseRnaRegion implements Serializable, ElementModification {
 
   }
 
-  /**
-   * Sets size from the string.
-   * 
-   * @param text
-   *          size to parse and set
-   * @see #size
-   */
-  public void setSize(String text) {
-    try {
-      size = Double.parseDouble(text);
-    } catch (NumberFormatException e) {
-      throw new InvalidArgumentException("Invalid angle: " + text, e);
-    }
-  }
-
   /**
    * Update data in this object from parameter (only if values in parameter object
    * are valid).
@@ -167,7 +154,7 @@ public class AntisenseRnaRegion implements Serializable, ElementModification {
         && !this.idAntisenseRnaRegion.equals(mr.getIdAntisenseRnaRegion())) {
       throw new InvalidArgumentException("Cannot update from mr with different id");
     }
-    this.size = mr.getSize();
+    this.setWidth(mr.getWidth());
     if (mr.getName() != null) {
       this.name = mr.getName();
     }
@@ -180,7 +167,7 @@ public class AntisenseRnaRegion implements Serializable, ElementModification {
   @Override
   public String toString() {
     String result = getIdAntisenseRnaRegion() + "," + getName() + "," + getType() + "," + getPosition() + ","
-        + getSize() + ",";
+        + getWidth() + ",";
     return result;
   }
 
@@ -243,23 +230,6 @@ public class AntisenseRnaRegion implements Serializable, ElementModification {
     this.type = type;
   }
 
-  /**
-   * @return the size
-   * @see #size
-   */
-  public double getSize() {
-    return size;
-  }
-
-  /**
-   * @param size
-   *          the size to set
-   * @see #size
-   */
-  public void setSize(double size) {
-    this.size = size;
-  }
-
   /**
    * @return the species
    * @see #species
@@ -301,4 +271,12 @@ public class AntisenseRnaRegion implements Serializable, ElementModification {
   public void setPosition(Point2D position) {
     this.position = position;
   }
+
+  public double getWidth() {
+    return width;
+  }
+
+  public void setWidth(double width) {
+    this.width = width;
+  }
 }
diff --git a/model/src/test/java/lcsb/mapviewer/model/map/species/AntisenseRnaComparatorTest.java b/model/src/test/java/lcsb/mapviewer/model/map/species/AntisenseRnaComparatorTest.java
index 3f8a0ab1488b511949afc0cc9b7cddc8212d8fd9..8ee9493bb1cfbe9b4136f873561ba9d2ed1cef7c 100644
--- a/model/src/test/java/lcsb/mapviewer/model/map/species/AntisenseRnaComparatorTest.java
+++ b/model/src/test/java/lcsb/mapviewer/model/map/species/AntisenseRnaComparatorTest.java
@@ -84,7 +84,7 @@ public class AntisenseRnaComparatorTest {
     region1.setIdAntisenseRnaRegion("a");
     region1.setName("name");
     region1.setPosition(new Point2D.Double(0, 1));
-    region1.setSize("2");
+    region1.setWidth(2);
     region1.setType(AntisenseRnaRegionType.CODING_REGION);
     return result;
   }
diff --git a/model/src/test/java/lcsb/mapviewer/model/map/species/field/AntisenseRnaRegionTest.java b/model/src/test/java/lcsb/mapviewer/model/map/species/field/AntisenseRnaRegionTest.java
index cb1e7efa20ea920c5f98ce014918d331a412f294..7bc36464908e7eff9a90943d8a0de4c399a4a724 100644
--- a/model/src/test/java/lcsb/mapviewer/model/map/species/field/AntisenseRnaRegionTest.java
+++ b/model/src/test/java/lcsb/mapviewer/model/map/species/field/AntisenseRnaRegionTest.java
@@ -89,7 +89,7 @@ public class AntisenseRnaRegionTest {
       int id = 91;
       AntisenseRna species = new AntisenseRna("id");
       Point2D position = new Point2D.Double(10, 20);
-      double size = 5.3;
+      double width = 5.3;
       AntisenseRnaRegionType type = AntisenseRnaRegionType.CODING_REGION;
       String name = "nam";
       String idAntisenseRnaRegion = "iddd";
@@ -97,7 +97,7 @@ public class AntisenseRnaRegionTest {
       region.setId(id);
       region.setSpecies(species);
       region.setPosition(position);
-      region.setSize(size);
+      region.setWidth(width);
       region.setType(type);
       region.setName(name);
       region.setIdAntisenseRnaRegion(idAntisenseRnaRegion);
@@ -105,19 +105,11 @@ public class AntisenseRnaRegionTest {
       assertEquals(id, region.getId());
       assertEquals(species, region.getSpecies());
       assertEquals(position.distance(region.getPosition()), 0, Configuration.EPSILON);
-      assertEquals(size, region.getSize(), Configuration.EPSILON);
+      assertEquals(width, region.getWidth(), Configuration.EPSILON);
       assertEquals(type, region.getType());
       assertEquals(name, region.getName());
       assertEquals(idAntisenseRnaRegion, region.getIdAntisenseRnaRegion());
 
-      try {
-        region.setSize("text");
-        fail("Exception expected");
-      } catch (InvalidArgumentException e) {
-      }
-
-      region.setSize("1.0");
-      assertEquals(1.0, region.getSize(), Configuration.EPSILON);
     } catch (Exception e) {
       e.printStackTrace();
       throw e;
diff --git a/persist/src/db/12.1.0~alpha.0/fix_db_20180709.sql b/persist/src/db/12.1.0~alpha.0/fix_db_20180709.sql
index ec463fbdab69b92f4604456ac985f50c9320e1ec..5c5283269f4da32d6b166facf5bb348e7af38f59 100644
--- a/persist/src/db/12.1.0~alpha.0/fix_db_20180709.sql
+++ b/persist/src/db/12.1.0~alpha.0/fix_db_20180709.sql
@@ -6,3 +6,11 @@ update antisense_rna_region_table set type_string ='CODING_REGION' where type =1
 update antisense_rna_region_table set type_string ='PROTEIN_BINDING_DOMAIN' where type =2;
 alter table antisense_rna_region_table drop column type;
 alter table antisense_rna_region_table rename COLUMN type_string to type;
+
+-- antisense region doesn't have state
+alter table antisense_rna_region_table drop column state;
+
+--size is changed to width for antisense rna region
+alter table antisense_rna_region_table add column width numeric(6,2);
+update antisense_rna_region_table set width=element_table.width*antisense_rna_region_table.size from  element_table where element_table.iddb = antisense_rna_region_table.idspeciesdb and not size is null;
+alter table antisense_rna_region_table drop column size;
diff --git a/persist/src/test/java/lcsb/mapviewer/persist/dao/map/layout/alias/AliasDaoTest2.java b/persist/src/test/java/lcsb/mapviewer/persist/dao/map/layout/alias/AliasDaoTest2.java
index c1831f210e8a19549393d4e8dd6a6d9fc35d16e4..58d106086b1307919bccc4fab4a604c69a1257ec 100644
--- a/persist/src/test/java/lcsb/mapviewer/persist/dao/map/layout/alias/AliasDaoTest2.java
+++ b/persist/src/test/java/lcsb/mapviewer/persist/dao/map/layout/alias/AliasDaoTest2.java
@@ -181,7 +181,7 @@ public class AliasDaoTest2 extends PersistTestFunctions {
       AntisenseRna sp = new AntisenseRna(testIdAlias);
       AntisenseRnaRegion mr = new AntisenseRnaRegion();
       mr.setName("name");
-      mr.setSize(3.0);
+      mr.setWidth(3.0);
       mr.setType(AntisenseRnaRegionType.MODIFICATION_SITE);
       sp.addRegion(mr);
 
@@ -197,7 +197,7 @@ public class AliasDaoTest2 extends PersistTestFunctions {
 
       assertEquals(sp2.getRegions().get(0).getIdAntisenseRnaRegion(), mr.getIdAntisenseRnaRegion());
       assertEquals(sp2.getRegions().get(0).getName(), mr.getName());
-      assertEquals(sp2.getRegions().get(0).getSize(), mr.getSize(), EPSILON);
+      assertEquals(sp2.getRegions().get(0).getWidth(), mr.getWidth(), EPSILON);
       assertEquals(sp2.getRegions().get(0).getType(), mr.getType());
 
       aliasDao.delete(sp2);