PDBx:struct_sheet_rangeType

Data items in the STRUCT_SHEET_RANGE category record details
about the residue ranges that form a beta-sheet. Residues are
included in a range if they made beta-sheet-type hydrogen-bonding
interactions with at least one adjacent strand and if there are
at least two residues in the range.

    Example 1 - simple beta-barrel.
<PDBx:struct_sheet_rangeCategory>
   <PDBx:struct_sheet_range id="strand_a" sheet_id="sheet_1">
      <PDBx:beg_label_asym_id>A</PDBx:beg_label_asym_id>
      <PDBx:beg_label_comp_id>ala</PDBx:beg_label_comp_id>
      <PDBx:beg_label_seq_id>20</PDBx:beg_label_seq_id>
      <PDBx:end_label_asym_id>A</PDBx:end_label_asym_id>
      <PDBx:end_label_comp_id>ala</PDBx:end_label_comp_id>
      <PDBx:end_label_seq_id>30</PDBx:end_label_seq_id>
      <PDBx:symmetry>1_555</PDBx:symmetry>
   </PDBx:struct_sheet_range>
   <PDBx:struct_sheet_range id="strand_b" sheet_id="sheet_1">
      <PDBx:beg_label_asym_id>A</PDBx:beg_label_asym_id>
      <PDBx:beg_label_comp_id>ala</PDBx:beg_label_comp_id>
      <PDBx:beg_label_seq_id>40</PDBx:beg_label_seq_id>
      <PDBx:end_label_asym_id>A</PDBx:end_label_asym_id>
      <PDBx:end_label_comp_id>ala</PDBx:end_label_comp_id>
      <PDBx:end_label_seq_id>50</PDBx:end_label_seq_id>
      <PDBx:symmetry>1_555</PDBx:symmetry>
   </PDBx:struct_sheet_range>
   <PDBx:struct_sheet_range id="strand_c" sheet_id="sheet_1">
      <PDBx:beg_label_asym_id>A</PDBx:beg_label_asym_id>
      <PDBx:beg_label_comp_id>ala</PDBx:beg_label_comp_id>
      <PDBx:beg_label_seq_id>60</PDBx:beg_label_seq_id>
      <PDBx:end_label_asym_id>A</PDBx:end_label_asym_id>
      <PDBx:end_label_comp_id>ala</PDBx:end_label_comp_id>
      <PDBx:end_label_seq_id>70</PDBx:end_label_seq_id>
      <PDBx:symmetry>1_555</PDBx:symmetry>
   </PDBx:struct_sheet_range>
   <PDBx:struct_sheet_range id="strand_d" sheet_id="sheet_1">
      <PDBx:beg_label_asym_id>A</PDBx:beg_label_asym_id>
      <PDBx:beg_label_comp_id>ala</PDBx:beg_label_comp_id>
      <PDBx:beg_label_seq_id>80</PDBx:beg_label_seq_id>
      <PDBx:end_label_asym_id>A</PDBx:end_label_asym_id>
      <PDBx:end_label_comp_id>ala</PDBx:end_label_comp_id>
      <PDBx:end_label_seq_id>90</PDBx:end_label_seq_id>
      <PDBx:symmetry>1_555</PDBx:symmetry>
   </PDBx:struct_sheet_range>
   <PDBx:struct_sheet_range id="strand_e" sheet_id="sheet_1">
      <PDBx:beg_label_asym_id>A</PDBx:beg_label_asym_id>
      <PDBx:beg_label_comp_id>ala</PDBx:beg_label_comp_id>
      <PDBx:beg_label_seq_id>100</PDBx:beg_label_seq_id>
      <PDBx:end_label_asym_id>A</PDBx:end_label_asym_id>
      <PDBx:end_label_comp_id>ala</PDBx:end_label_comp_id>
      <PDBx:end_label_seq_id>110</PDBx:end_label_seq_id>
      <PDBx:symmetry>1_555</PDBx:symmetry>
   </PDBx:struct_sheet_range>
   <PDBx:struct_sheet_range id="strand_f" sheet_id="sheet_1">
      <PDBx:beg_label_asym_id>A</PDBx:beg_label_asym_id>
      <PDBx:beg_label_comp_id>ala</PDBx:beg_label_comp_id>
      <PDBx:beg_label_seq_id>120</PDBx:beg_label_seq_id>
      <PDBx:end_label_asym_id>A</PDBx:end_label_asym_id>
      <PDBx:end_label_comp_id>ala</PDBx:end_label_comp_id>
      <PDBx:end_label_seq_id>130</PDBx:end_label_seq_id>
      <PDBx:symmetry>1_555</PDBx:symmetry>
   </PDBx:struct_sheet_range>
   <PDBx:struct_sheet_range id="strand_g" sheet_id="sheet_1">
      <PDBx:beg_label_asym_id>A</PDBx:beg_label_asym_id>
      <PDBx:beg_label_comp_id>ala</PDBx:beg_label_comp_id>
      <PDBx:beg_label_seq_id>140</PDBx:beg_label_seq_id>
      <PDBx:end_label_asym_id>A</PDBx:end_label_asym_id>
      <PDBx:end_label_comp_id>ala</PDBx:end_label_comp_id>
      <PDBx:end_label_seq_id>150</PDBx:end_label_seq_id>
      <PDBx:symmetry>1_555</PDBx:symmetry>
   </PDBx:struct_sheet_range>
   <PDBx:struct_sheet_range id="strand_h" sheet_id="sheet_1">
      <PDBx:beg_label_asym_id>A</PDBx:beg_label_asym_id>
      <PDBx:beg_label_comp_id>ala</PDBx:beg_label_comp_id>
      <PDBx:beg_label_seq_id>160</PDBx:beg_label_seq_id>
      <PDBx:end_label_asym_id>A</PDBx:end_label_asym_id>
      <PDBx:end_label_comp_id>ala</PDBx:end_label_comp_id>
      <PDBx:end_label_seq_id>170</PDBx:end_label_seq_id>
      <PDBx:symmetry>1_555</PDBx:symmetry>
   </PDBx:struct_sheet_range>
</PDBx:struct_sheet_rangeCategory>


    Example 2 - five stranded mixed-sense sheet with one two-piece strand.
<PDBx:struct_sheet_rangeCategory>
   <PDBx:struct_sheet_range id="strand_a" sheet_id="sheet_2">
      <PDBx:beg_label_asym_id>A</PDBx:beg_label_asym_id>
      <PDBx:beg_label_comp_id>ala</PDBx:beg_label_comp_id>
      <PDBx:beg_label_seq_id>10</PDBx:beg_label_seq_id>
      <PDBx:end_label_asym_id>A</PDBx:end_label_asym_id>
      <PDBx:end_label_comp_id>ala</PDBx:end_label_comp_id>
      <PDBx:end_label_seq_id>18</PDBx:end_label_seq_id>
      <PDBx:symmetry>1_555</PDBx:symmetry>
   </PDBx:struct_sheet_range>
   <PDBx:struct_sheet_range id="strand_b" sheet_id="sheet_2">
      <PDBx:beg_label_asym_id>A</PDBx:beg_label_asym_id>
      <PDBx:beg_label_comp_id>ala</PDBx:beg_label_comp_id>
      <PDBx:beg_label_seq_id>110</PDBx:beg_label_seq_id>
      <PDBx:end_label_asym_id>A</PDBx:end_label_asym_id>
      <PDBx:end_label_comp_id>ala</PDBx:end_label_comp_id>
      <PDBx:end_label_seq_id>119</PDBx:end_label_seq_id>
      <PDBx:symmetry>1_555</PDBx:symmetry>
   </PDBx:struct_sheet_range>
   <PDBx:struct_sheet_range id="strand_c" sheet_id="sheet_2">
      <PDBx:beg_label_asym_id>A</PDBx:beg_label_asym_id>
      <PDBx:beg_label_comp_id>ala</PDBx:beg_label_comp_id>
      <PDBx:beg_label_seq_id>30</PDBx:beg_label_seq_id>
      <PDBx:end_label_asym_id>A</PDBx:end_label_asym_id>
      <PDBx:end_label_comp_id>ala</PDBx:end_label_comp_id>
      <PDBx:end_label_seq_id>41</PDBx:end_label_seq_id>
      <PDBx:symmetry>1_555</PDBx:symmetry>
   </PDBx:struct_sheet_range>
   <PDBx:struct_sheet_range id="strand_d1" sheet_id="sheet_2">
      <PDBx:beg_label_asym_id>A</PDBx:beg_label_asym_id>
      <PDBx:beg_label_comp_id>ala</PDBx:beg_label_comp_id>
      <PDBx:beg_label_seq_id>50</PDBx:beg_label_seq_id>
      <PDBx:end_label_asym_id>A</PDBx:end_label_asym_id>
      <PDBx:end_label_comp_id>ala</PDBx:end_label_comp_id>
      <PDBx:end_label_seq_id>52</PDBx:end_label_seq_id>
      <PDBx:symmetry>1_555</PDBx:symmetry>
   </PDBx:struct_sheet_range>
   <PDBx:struct_sheet_range id="strand_d2" sheet_id="sheet_2">
      <PDBx:beg_label_asym_id>A</PDBx:beg_label_asym_id>
      <PDBx:beg_label_comp_id>ala</PDBx:beg_label_comp_id>
      <PDBx:beg_label_seq_id>90</PDBx:beg_label_seq_id>
      <PDBx:end_label_asym_id>A</PDBx:end_label_asym_id>
      <PDBx:end_label_comp_id>ala</PDBx:end_label_comp_id>
      <PDBx:end_label_seq_id>97</PDBx:end_label_seq_id>
      <PDBx:symmetry>1_555</PDBx:symmetry>
   </PDBx:struct_sheet_range>
   <PDBx:struct_sheet_range id="strand_e" sheet_id="sheet_2">
      <PDBx:beg_label_asym_id>A</PDBx:beg_label_asym_id>
      <PDBx:beg_label_comp_id>ala</PDBx:beg_label_comp_id>
      <PDBx:beg_label_seq_id>70</PDBx:beg_label_seq_id>
      <PDBx:end_label_asym_id>A</PDBx:end_label_asym_id>
      <PDBx:end_label_comp_id>ala</PDBx:end_label_comp_id>
      <PDBx:end_label_seq_id>80</PDBx:end_label_seq_id>
      <PDBx:symmetry>1_555</PDBx:symmetry>
   </PDBx:struct_sheet_range>
</PDBx:struct_sheet_rangeCategory>

Complex Type Information

Model

Used By

Source

<xsd:complexType name="struct_sheet_rangeType">
  <xsd:annotation>
    <xsd:documentation xml:lang="en">Data items in the STRUCT_SHEET_RANGE category record details about the residue ranges that form a beta-sheet. Residues are included in a range if they made beta-sheet-type hydrogen-bonding interactions with at least one adjacent strand and if there are at least two residues in the range. Example 1 - simple beta-barrel. <PDBx:struct_sheet_rangeCategory> <PDBx:struct_sheet_range id="strand_a" sheet_id="sheet_1"> <PDBx:beg_label_asym_id>A</PDBx:beg_label_asym_id> <PDBx:beg_label_comp_id>ala</PDBx:beg_label_comp_id> <PDBx:beg_label_seq_id>20</PDBx:beg_label_seq_id> <PDBx:end_label_asym_id>A</PDBx:end_label_asym_id> <PDBx:end_label_comp_id>ala</PDBx:end_label_comp_id> <PDBx:end_label_seq_id>30</PDBx:end_label_seq_id> <PDBx:symmetry>1_555</PDBx:symmetry> </PDBx:struct_sheet_range> <PDBx:struct_sheet_range id="strand_b" sheet_id="sheet_1"> <PDBx:beg_label_asym_id>A</PDBx:beg_label_asym_id> <PDBx:beg_label_comp_id>ala</PDBx:beg_label_comp_id> <PDBx:beg_label_seq_id>40</PDBx:beg_label_seq_id> <PDBx:end_label_asym_id>A</PDBx:end_label_asym_id> <PDBx:end_label_comp_id>ala</PDBx:end_label_comp_id> <PDBx:end_label_seq_id>50</PDBx:end_label_seq_id> <PDBx:symmetry>1_555</PDBx:symmetry> </PDBx:struct_sheet_range> <PDBx:struct_sheet_range id="strand_c" sheet_id="sheet_1"> <PDBx:beg_label_asym_id>A</PDBx:beg_label_asym_id> <PDBx:beg_label_comp_id>ala</PDBx:beg_label_comp_id> <PDBx:beg_label_seq_id>60</PDBx:beg_label_seq_id> <PDBx:end_label_asym_id>A</PDBx:end_label_asym_id> <PDBx:end_label_comp_id>ala</PDBx:end_label_comp_id> <PDBx:end_label_seq_id>70</PDBx:end_label_seq_id> <PDBx:symmetry>1_555</PDBx:symmetry> </PDBx:struct_sheet_range> <PDBx:struct_sheet_range id="strand_d" sheet_id="sheet_1"> <PDBx:beg_label_asym_id>A</PDBx:beg_label_asym_id> <PDBx:beg_label_comp_id>ala</PDBx:beg_label_comp_id> <PDBx:beg_label_seq_id>80</PDBx:beg_label_seq_id> <PDBx:end_label_asym_id>A</PDBx:end_label_asym_id> <PDBx:end_label_comp_id>ala</PDBx:end_label_comp_id> <PDBx:end_label_seq_id>90</PDBx:end_label_seq_id> <PDBx:symmetry>1_555</PDBx:symmetry> </PDBx:struct_sheet_range> <PDBx:struct_sheet_range id="strand_e" sheet_id="sheet_1"> <PDBx:beg_label_asym_id>A</PDBx:beg_label_asym_id> <PDBx:beg_label_comp_id>ala</PDBx:beg_label_comp_id> <PDBx:beg_label_seq_id>100</PDBx:beg_label_seq_id> <PDBx:end_label_asym_id>A</PDBx:end_label_asym_id> <PDBx:end_label_comp_id>ala</PDBx:end_label_comp_id> <PDBx:end_label_seq_id>110</PDBx:end_label_seq_id> <PDBx:symmetry>1_555</PDBx:symmetry> </PDBx:struct_sheet_range> <PDBx:struct_sheet_range id="strand_f" sheet_id="sheet_1"> <PDBx:beg_label_asym_id>A</PDBx:beg_label_asym_id> <PDBx:beg_label_comp_id>ala</PDBx:beg_label_comp_id> <PDBx:beg_label_seq_id>120</PDBx:beg_label_seq_id> <PDBx:end_label_asym_id>A</PDBx:end_label_asym_id> <PDBx:end_label_comp_id>ala</PDBx:end_label_comp_id> <PDBx:end_label_seq_id>130</PDBx:end_label_seq_id> <PDBx:symmetry>1_555</PDBx:symmetry> </PDBx:struct_sheet_range> <PDBx:struct_sheet_range id="strand_g" sheet_id="sheet_1"> <PDBx:beg_label_asym_id>A</PDBx:beg_label_asym_id> <PDBx:beg_label_comp_id>ala</PDBx:beg_label_comp_id> <PDBx:beg_label_seq_id>140</PDBx:beg_label_seq_id> <PDBx:end_label_asym_id>A</PDBx:end_label_asym_id> <PDBx:end_label_comp_id>ala</PDBx:end_label_comp_id> <PDBx:end_label_seq_id>150</PDBx:end_label_seq_id> <PDBx:symmetry>1_555</PDBx:symmetry> </PDBx:struct_sheet_range> <PDBx:struct_sheet_range id="strand_h" sheet_id="sheet_1"> <PDBx:beg_label_asym_id>A</PDBx:beg_label_asym_id> <PDBx:beg_label_comp_id>ala</PDBx:beg_label_comp_id> <PDBx:beg_label_seq_id>160</PDBx:beg_label_seq_id> <PDBx:end_label_asym_id>A</PDBx:end_label_asym_id> <PDBx:end_label_comp_id>ala</PDBx:end_label_comp_id> <PDBx:end_label_seq_id>170</PDBx:end_label_seq_id> <PDBx:symmetry>1_555</PDBx:symmetry> </PDBx:struct_sheet_range> </PDBx:struct_sheet_rangeCategory> Example 2 - five stranded mixed-sense sheet with one two-piece strand. <PDBx:struct_sheet_rangeCategory> <PDBx:struct_sheet_range id="strand_a" sheet_id="sheet_2"> <PDBx:beg_label_asym_id>A</PDBx:beg_label_asym_id> <PDBx:beg_label_comp_id>ala</PDBx:beg_label_comp_id> <PDBx:beg_label_seq_id>10</PDBx:beg_label_seq_id> <PDBx:end_label_asym_id>A</PDBx:end_label_asym_id> <PDBx:end_label_comp_id>ala</PDBx:end_label_comp_id> <PDBx:end_label_seq_id>18</PDBx:end_label_seq_id> <PDBx:symmetry>1_555</PDBx:symmetry> </PDBx:struct_sheet_range> <PDBx:struct_sheet_range id="strand_b" sheet_id="sheet_2"> <PDBx:beg_label_asym_id>A</PDBx:beg_label_asym_id> <PDBx:beg_label_comp_id>ala</PDBx:beg_label_comp_id> <PDBx:beg_label_seq_id>110</PDBx:beg_label_seq_id> <PDBx:end_label_asym_id>A</PDBx:end_label_asym_id> <PDBx:end_label_comp_id>ala</PDBx:end_label_comp_id> <PDBx:end_label_seq_id>119</PDBx:end_label_seq_id> <PDBx:symmetry>1_555</PDBx:symmetry> </PDBx:struct_sheet_range> <PDBx:struct_sheet_range id="strand_c" sheet_id="sheet_2"> <PDBx:beg_label_asym_id>A</PDBx:beg_label_asym_id> <PDBx:beg_label_comp_id>ala</PDBx:beg_label_comp_id> <PDBx:beg_label_seq_id>30</PDBx:beg_label_seq_id> <PDBx:end_label_asym_id>A</PDBx:end_label_asym_id> <PDBx:end_label_comp_id>ala</PDBx:end_label_comp_id> <PDBx:end_label_seq_id>41</PDBx:end_label_seq_id> <PDBx:symmetry>1_555</PDBx:symmetry> </PDBx:struct_sheet_range> <PDBx:struct_sheet_range id="strand_d1" sheet_id="sheet_2"> <PDBx:beg_label_asym_id>A</PDBx:beg_label_asym_id> <PDBx:beg_label_comp_id>ala</PDBx:beg_label_comp_id> <PDBx:beg_label_seq_id>50</PDBx:beg_label_seq_id> <PDBx:end_label_asym_id>A</PDBx:end_label_asym_id> <PDBx:end_label_comp_id>ala</PDBx:end_label_comp_id> <PDBx:end_label_seq_id>52</PDBx:end_label_seq_id> <PDBx:symmetry>1_555</PDBx:symmetry> </PDBx:struct_sheet_range> <PDBx:struct_sheet_range id="strand_d2" sheet_id="sheet_2"> <PDBx:beg_label_asym_id>A</PDBx:beg_label_asym_id> <PDBx:beg_label_comp_id>ala</PDBx:beg_label_comp_id> <PDBx:beg_label_seq_id>90</PDBx:beg_label_seq_id> <PDBx:end_label_asym_id>A</PDBx:end_label_asym_id> <PDBx:end_label_comp_id>ala</PDBx:end_label_comp_id> <PDBx:end_label_seq_id>97</PDBx:end_label_seq_id> <PDBx:symmetry>1_555</PDBx:symmetry> </PDBx:struct_sheet_range> <PDBx:struct_sheet_range id="strand_e" sheet_id="sheet_2"> <PDBx:beg_label_asym_id>A</PDBx:beg_label_asym_id> <PDBx:beg_label_comp_id>ala</PDBx:beg_label_comp_id> <PDBx:beg_label_seq_id>70</PDBx:beg_label_seq_id> <PDBx:end_label_asym_id>A</PDBx:end_label_asym_id> <PDBx:end_label_comp_id>ala</PDBx:end_label_comp_id> <PDBx:end_label_seq_id>80</PDBx:end_label_seq_id> <PDBx:symmetry>1_555</PDBx:symmetry> </PDBx:struct_sheet_range> </PDBx:struct_sheet_rangeCategory></xsd:documentation>
  </xsd:annotation>
  <xsd:sequence>
    <xsd:element name="struct_sheet_range" minOccurs="0" maxOccurs="unbounded">
      <xsd:complexType>
        <xsd:all>
          <xsd:element name="beg_auth_asym_id" minOccurs="0" maxOccurs="1" nillable="true" type="xsd:string">
            <xsd:annotation>
              <xsd:documentation xml:lang="en">A component of the identifier for the residue at which the beta-sheet range begins. This data item is a pointer to attribute auth_asym_id in category atom_site in the ATOM_SITE category.</xsd:documentation>
            </xsd:annotation>
          </xsd:element>
          <xsd:element name="beg_auth_comp_id" minOccurs="0" maxOccurs="1" nillable="true" type="xsd:string">
            <xsd:annotation>
              <xsd:documentation xml:lang="en">A component of the identifier for the residue at which the beta-sheet range begins. This data item is a pointer to attribute auth_comp_id in category atom_site in the ATOM_SITE category.</xsd:documentation>
            </xsd:annotation>
          </xsd:element>
          <xsd:element name="beg_auth_seq_id" minOccurs="0" maxOccurs="1" nillable="true" type="xsd:string">
            <xsd:annotation>
              <xsd:documentation xml:lang="en">A component of the identifier for the residue at which the beta-sheet range begins. This data item is a pointer to attribute auth_seq_id in category atom_site in the ATOM_SITE category.</xsd:documentation>
            </xsd:annotation>
          </xsd:element>
          <xsd:element name="beg_label_asym_id" minOccurs="1" maxOccurs="1" type="xsd:string">
            <xsd:annotation>
              <xsd:documentation xml:lang="en">A component of the identifier for the residue at which the beta-sheet range begins. This data item is a pointer to attribute id in category struct_asym in the STRUCT_ASYM category.</xsd:documentation>
            </xsd:annotation>
          </xsd:element>
          <xsd:element name="beg_label_comp_id" minOccurs="1" maxOccurs="1" type="xsd:string">
            <xsd:annotation>
              <xsd:documentation xml:lang="en">A component of the identifier for the residue at which the beta-sheet range begins. This data item is a pointer to attribute id in category chem_comp in the CHEM_COMP category.</xsd:documentation>
            </xsd:annotation>
          </xsd:element>
          <xsd:element name="beg_label_seq_id" minOccurs="1" maxOccurs="1" type="xsd:integer">
            <xsd:annotation>
              <xsd:documentation xml:lang="en">A component of the identifier for the residue at which the beta-sheet range begins. This data item is a pointer to attribute label_seq_id in category atom_site in the ATOM_SITE category.</xsd:documentation>
            </xsd:annotation>
          </xsd:element>
          <xsd:element name="end_auth_asym_id" minOccurs="0" maxOccurs="1" nillable="true" type="xsd:string">
            <xsd:annotation>
              <xsd:documentation xml:lang="en">A component of the identifier for the residue at which the beta-sheet range ends. This data item is a pointer to attribute auth_asym_id in category atom_site in the ATOM_SITE category.</xsd:documentation>
            </xsd:annotation>
          </xsd:element>
          <xsd:element name="end_auth_comp_id" minOccurs="0" maxOccurs="1" nillable="true" type="xsd:string">
            <xsd:annotation>
              <xsd:documentation xml:lang="en">A component of the identifier for the residue at which the beta-sheet range ends. This data item is a pointer to attribute auth_comp_id in category atom_site in the ATOM_SITE category.</xsd:documentation>
            </xsd:annotation>
          </xsd:element>
          <xsd:element name="end_auth_seq_id" minOccurs="0" maxOccurs="1" nillable="true" type="xsd:string">
            <xsd:annotation>
              <xsd:documentation xml:lang="en">A component of the identifier for the residue at which the beta-sheet range ends. This data item is a pointer to attribute auth_seq_id in category atom_site in the ATOM_SITE category.</xsd:documentation>
            </xsd:annotation>
          </xsd:element>
          <xsd:element name="end_label_asym_id" minOccurs="1" maxOccurs="1" type="xsd:string">
            <xsd:annotation>
              <xsd:documentation xml:lang="en">A component of the identifier for the residue at which the beta-sheet range ends. This data item is a pointer to attribute id in category struct_asym in the STRUCT_ASYM category.</xsd:documentation>
            </xsd:annotation>
          </xsd:element>
          <xsd:element name="end_label_comp_id" minOccurs="1" maxOccurs="1" type="xsd:string">
            <xsd:annotation>
              <xsd:documentation xml:lang="en">A component of the identifier for the residue at which the beta-sheet range ends. This data item is a pointer to attribute id in category chem_comp in the CHEM_COMP category.</xsd:documentation>
            </xsd:annotation>
          </xsd:element>
          <xsd:element name="end_label_seq_id" minOccurs="1" maxOccurs="1" type="xsd:integer">
            <xsd:annotation>
              <xsd:documentation xml:lang="en">A component of the identifier for the residue at which the beta-sheet range ends. This data item is a pointer to attribute label_seq_id in category atom_site in the ATOM_SITE category.</xsd:documentation>
            </xsd:annotation>
          </xsd:element>
          <xsd:element name="pdbx_beg_PDB_ins_code" minOccurs="0" maxOccurs="1" nillable="true" type="xsd:string">
            <xsd:annotation>
              <xsd:documentation xml:lang="en">A component of the identifier for the residue at which the beta sheet range begins. Insertion code.</xsd:documentation>
            </xsd:annotation>
          </xsd:element>
          <xsd:element name="pdbx_end_PDB_ins_code" minOccurs="0" maxOccurs="1" nillable="true" type="xsd:string">
            <xsd:annotation>
              <xsd:documentation xml:lang="en">A component of the identifier for the residue at which the beta sheet range ends. Insertion code.</xsd:documentation>
            </xsd:annotation>
          </xsd:element>
          <xsd:element name="symmetry" minOccurs="0" maxOccurs="1" nillable="true" type="xsd:string">
            <xsd:annotation>
              <xsd:documentation xml:lang="en">Describes the symmetry operation that should be applied to the residues delimited by the start and end designators in order to generate the appropriate strand in this sheet.</xsd:documentation>
            </xsd:annotation>
          </xsd:element>
        </xsd:all>
        <xsd:attribute name="id" use="required" type="xsd:string">
          <xsd:annotation>
            <xsd:documentation xml:lang="en">The value of attribute id in category struct_sheet_range must uniquely identify a range in a given sheet in the STRUCT_SHEET_RANGE list. Note that this item need not be a number; it can be any unique identifier.</xsd:documentation>
          </xsd:annotation>
        </xsd:attribute>
        <xsd:attribute name="sheet_id" use="required" type="xsd:string">
          <xsd:annotation>
            <xsd:documentation xml:lang="en">This data item is a pointer to attribute id in category struct_sheet in the STRUCT_SHEET category.</xsd:documentation>
          </xsd:annotation>
        </xsd:attribute>
      </xsd:complexType>
    </xsd:element>
  </xsd:sequence>
</xsd:complexType>