PDBx:pdbx_helical_symmetryType

<xsd:complexType name="pdbx_helical_symmetryType">
  <xsd:annotation>
    <xsd:documentation xml:lang="en">Data items in the PDBX_HELICAL_SYMMETRY category record details about the helical symmetry group associated with this entry. Example 1 - <PDBx:pdbx_helical_symmetryCategory> <PDBx:pdbx_helical_symmetry entry_id="1ABC"> <PDBx:circular_symmetry>1</PDBx:circular_symmetry> <PDBx:dyad_axis>no</PDBx:dyad_axis> <PDBx:n_subunits_divisor>1</PDBx:n_subunits_divisor> <PDBx:number_of_operations>35</PDBx:number_of_operations> <PDBx:rise_per_n_subunits>6.10</PDBx:rise_per_n_subunits> <PDBx:rotation_per_n_subunits>131.84</PDBx:rotation_per_n_subunits> </PDBx:pdbx_helical_symmetry> </PDBx:pdbx_helical_symmetryCategory></xsd:documentation>
  </xsd:annotation>
  <xsd:sequence>
    <xsd:element name="pdbx_helical_symmetry" minOccurs="0" maxOccurs="unbounded">
      <xsd:complexType>
        <xsd:all>
          <xsd:element name="circular_symmetry" minOccurs="1" maxOccurs="1" nillable="true">
            <xsd:annotation>
              <xsd:documentation xml:lang="en">Rotational n-fold symmetry about the helical axis.</xsd:documentation>
            </xsd:annotation>
            <xsd:simpleType>
              <xsd:restriction base="xsd:integer">
                <xsd:minInclusive value="1"/>
              </xsd:restriction>
            </xsd:simpleType>
          </xsd:element>
          <xsd:element name="dyad_axis" minOccurs="1" maxOccurs="1" nillable="true">
            <xsd:annotation>
              <xsd:documentation xml:lang="en">Two-fold symmetry perpendicular to the helical axis.</xsd:documentation>
            </xsd:annotation>
            <xsd:simpleType>
              <xsd:restriction base="xsd:string">
                <xsd:enumeration value="no"/>
                <xsd:enumeration value="yes"/>
              </xsd:restriction>
            </xsd:simpleType>
          </xsd:element>
          <xsd:element name="n_subunits_divisor" minOccurs="1" maxOccurs="1" nillable="true">
            <xsd:annotation>
              <xsd:documentation xml:lang="en">Number of subunits used in the calculation of rise and rotation.</xsd:documentation>
            </xsd:annotation>
            <xsd:simpleType>
              <xsd:restriction base="xsd:integer">
                <xsd:minInclusive value="1"/>
              </xsd:restriction>
            </xsd:simpleType>
          </xsd:element>
          <xsd:element name="number_of_operations" minOccurs="1" maxOccurs="1" nillable="true">
            <xsd:annotation>
              <xsd:documentation xml:lang="en">Number of operations.</xsd:documentation>
            </xsd:annotation>
            <xsd:simpleType>
              <xsd:restriction base="xsd:integer">
                <xsd:minInclusive value="1"/>
              </xsd:restriction>
            </xsd:simpleType>
          </xsd:element>
          <xsd:element name="rise_per_n_subunits" minOccurs="1" maxOccurs="1" nillable="true">
            <xsd:annotation>
              <xsd:documentation xml:lang="en">Angular rotation (degrees) in N subunits</xsd:documentation>
            </xsd:annotation>
            <xsd:complexType>
              <xsd:simpleContent>
                <xsd:extension base="xsd:decimal">
                  <xsd:attribute fixed="angstroms" name="units" type="xsd:string" use="optional"/>
                </xsd:extension>
              </xsd:simpleContent>
            </xsd:complexType>
          </xsd:element>
          <xsd:element name="rotation_per_n_subunits" minOccurs="1" maxOccurs="1" nillable="true">
            <xsd:annotation>
              <xsd:documentation xml:lang="en">Angular rotation (degrees) in N subunits</xsd:documentation>
            </xsd:annotation>
            <xsd:complexType>
              <xsd:simpleContent>
                <xsd:extension base="xsd:decimal">
                  <xsd:attribute fixed="degrees" name="units" type="xsd:string" use="optional"/>
                </xsd:extension>
              </xsd:simpleContent>
            </xsd:complexType>
          </xsd:element>
        </xsd:all>
        <xsd:attribute name="entry_id" use="required" type="xsd:string">
          <xsd:annotation>
            <xsd:documentation xml:lang="en">This data item is a pointer to attribute id in category entry in the ENTRY category.</xsd:documentation>
          </xsd:annotation>
        </xsd:attribute>
      </xsd:complexType>
    </xsd:element>
  </xsd:sequence>
</xsd:complexType>