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FASTA Sequence PDB Format mmCIF Format
FASTA Sequence PDB Format PDB Format(gz) PDBx/mmCIF Format PDBx/mmCIF Format(gz) PDBML/XML Format Validation Full PDF Validation CIF

5k9y

Crystal structure of a thermophilic xylanase a from bacillus subtilis 1a1 quadruple mutant q7h/g13r/s22p/s179c