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        <identifier>oai:figshare.com:article/33945049</identifier>
        <datestamp>2026-10-04T13:42:04Z</datestamp>
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          <dc:title>Dataset for gene family expansion‑contraction and GO enrichment analyses of deep‑sea chiton &lt;i&gt;Pycnodontochiton sinensis&lt;/i&gt;</dc:title>
          <dc:creator>Shaobing Zong (25077781)</dc:creator>
          <dc:subject>Phylogeny and comparative analysis</dc:subject>
          <dc:subject>Polyplacophora</dc:subject>
          <dc:description>&lt;p dir="ltr"&gt;This supporting dataset includes input files and analysis outputs for CAFE5 gene‑family expansion‑contraction, together with GO enrichment results for the deep‑sea seep chiton &lt;i&gt;Pycnodontochiton sinensis&lt;/i&gt;.&lt;/p&gt;&lt;ul&gt;&lt;li&gt;&lt;code&gt;SpeciesTree_rooted.txt&lt;/code&gt;: Rooted species phylogenetic tree used for CAFE5 analysis&lt;/li&gt;&lt;li&gt;&lt;code&gt;Orthogroups.GeneCount.tsv&lt;/code&gt;: Orthogroup gene‑count matrix, input for CAFE5&lt;/li&gt;&lt;li&gt;&lt;code&gt;Base_clade_results.txt&lt;/code&gt;: CAFE5 clade‑level gene family expansion and contraction statistics&lt;/li&gt;&lt;li&gt;&lt;code&gt;Base_family_results.txt&lt;/code&gt;: CAFE5 gene‑family‑wise expansion‑contraction output&lt;/li&gt;&lt;li&gt;&lt;code&gt;Base_change.tab&lt;/code&gt;: Gene family size count matrix across analysed species&lt;/li&gt;&lt;li&gt;&lt;code&gt;expansion_GO.xls&lt;/code&gt;: GO enrichment results for expanded gene families&lt;/li&gt;&lt;li&gt;&lt;code&gt;positive_selection_GO.xls&lt;/code&gt;: GO enrichment results for genes under positive selection&lt;/li&gt;&lt;li&gt;&lt;code&gt;concatenated.fasta&lt;/code&gt;: concatenated alignment merged from individual gene alignments, input for phylogenetic and divergence‑time analyses&lt;/li&gt;&lt;/ul&gt;&lt;p dir="ltr"&gt;These raw and derived data support the deep‑sea adaptation analysis in the associated manuscript. Please cite the corresponding manuscript when using these data.&lt;/p&gt;</dc:description>
          <dc:date>2026-10-04T13:42:04Z</dc:date>
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          <dc:identifier>10.6084/m9.figshare.33945049.v2</dc:identifier>
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          <dc:rights>CC BY 4.0</dc:rights>
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