<xsd:complexType name="ndb_struct_conf_naType">
<xsd:annotation>
<xsd:documentation xml:lang="en">Data items in the NDB_STRUCT_CONF_NA category describes secondary structure features in this entry.</xsd:documentation>
</xsd:annotation>
<xsd:sequence>
<xsd:element name="ndb_struct_conf_na" minOccurs="0" maxOccurs="unbounded">
<xsd:complexType>
<xsd:all>
<xsd:element name="feature_count" minOccurs="0" maxOccurs="1" nillable="true" type="xsd:integer">
<xsd:annotation>
<xsd:documentation xml:lang="en">This data item counts the number of occurences of this feature in this entry.</xsd:documentation>
</xsd:annotation>
</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:attribute name="feature" use="required">
<xsd:annotation>
<xsd:documentation xml:lang="en">This data item identifies a secondary structure feature of this entry.</xsd:documentation>
</xsd:annotation>
<xsd:simpleType>
<xsd:restriction base="xsd:string">
<xsd:enumeration value="double helix"/>
<xsd:enumeration value="a-form double helix"/>
<xsd:enumeration value="b-form double helix"/>
<xsd:enumeration value="z-form double helix"/>
<xsd:enumeration value="other right-handed double helix"/>
<xsd:enumeration value="triple helix"/>
<xsd:enumeration value="quadruple helix"/>
<xsd:enumeration value="parallel strands"/>
<xsd:enumeration value="internal loop"/>
<xsd:enumeration value="bulge loop"/>
<xsd:enumeration value="tetraloop"/>
<xsd:enumeration value="hairpin loop"/>
<xsd:enumeration value="two-way junction"/>
<xsd:enumeration value="three-way junction"/>
<xsd:enumeration value="four-way junction"/>
<xsd:enumeration value="mismatched base pair"/>
</xsd:restriction>
</xsd:simpleType>
</xsd:attribute>
</xsd:complexType>
</xsd:element>
</xsd:sequence>
</xsd:complexType> |