<?xml version="1.0" encoding="UTF-8"?>
<entry>
	<accession>MF7000821</accession>
	<general>
		<name>TM107</name>
		<pdb_id>1ilv</pdb_id>
		<exp_method>X-ray</exp_method>
		<resolution>2.00</resolution>
		<assembly>Homodimer</assembly>
		<source_organism>Thermotoga maritima</source_organism>
		<publication>
			<pmid>11709173</pmid>
			<authors>Zhang RG, Skarina T, Katz JE, Beasley S, Khachatryan A, Vyas S, Arrowsmith CH, Clarke S, Edwards A, Joachimiak A, Savchenko A</authors>
			<title>Structure of Thermotoga maritima stationary phase survival protein SurE: a novel acid phosphatase.</title>
			<journal>Structure</journal>
			<year>2001</year>
			<issue>11</issue>
			<volume>9</volume>
			<pages>1095-106</pages>
		</publication>
	</general>
	<function>
		<molecular_function>
			<go>
				<accession>GO:0008254</accession>
				<name>3'-nucleotidase activity</name>
			</go>
			<go>
				<accession>GO:0008253</accession>
				<name>5'-nucleotidase activity</name>
			</go>
			<go>
				<accession>GO:0004309</accession>
				<name>exopolyphosphatase activity</name>
			</go>
			<go>
				<accession>GO:0046872</accession>
				<name>metal ion binding</name>
			</go>
			<go>
				<accession>GO:0000166</accession>
				<name>nucleotide binding</name>
			</go>
			<go>
				<accession>GO:0106411</accession>
				<name>XMP 5'-nucleosidase activity</name>
			</go>
		</molecular_function>
		<cellular_component>
			<go>
				<accession>GO:0005737</accession>
				<name>cytoplasm</name>
			</go>
		</cellular_component>
	</function>
	<macromolecules>
		<general>
			<nr_of_chains>2</nr_of_chains>
			<nr_of_unique_protein_segments>1</nr_of_unique_protein_segments>
			<class>Homooligomeric enzymes</class>
			<subclass>Homodimeric enzymes</subclass>
			<note>All chains according to the most probable oligomerization state stored in PDBe were considered.</note>
		</general>
		<chain>
			<id>A</id>
			<name>5'-nucleotidase SurE</name>
			<source_organism>Thermotoga maritima</source_organism>
			<uniprot>
				<id>P96112</id>
				<start>1</start>
				<end>246</end>
				<coverage>99%</coverage>
				<sequence>MRILVTNDDGIQSKGIIVLAELLSEEHEVFVVAPDKERSATGHSITIHVPLWMKKVFISERVVAYSTTGTPADCVKLAYNVVMDKRVDLIVSGVNRGPNMGMDILHSGTVSGAMEGAMMNIPSIAISSANYESPDFEGAARFLIDFLKEFDFSLLDPFTMLNINVPAGEIKGWRFTRQSRRRWNDYFEERVSPFGEKYYWMMGEVIEDDDRDDVDYKAVREGYVSITPIHPFLTNEQCLKKLREVYD</sequence>
				<length>247</length>
			</uniprot>
			<regions>
				<region>
					<region_type>secondary structure</region_type>
					<region_name>helix</region_name>
					<region_start>13</region_start>
					<region_end>25</region_end>
				</region>
				<region>
					<region_type>secondary structure</region_type>
					<region_name>helix</region_name>
					<region_start>70</region_start>
					<region_end>82</region_end>
				</region>
				<region>
					<region_type>secondary structure</region_type>
					<region_name>helix</region_name>
					<region_start>100</region_start>
					<region_end>106</region_end>
				</region>
				<region>
					<region_type>secondary structure</region_type>
					<region_name>helix</region_name>
					<region_start>107</region_start>
					<region_end>119</region_end>
				</region>
				<region>
					<region_type>secondary structure</region_type>
					<region_name>helix</region_name>
					<region_start>135</region_start>
					<region_end>148</region_end>
				</region>
				<region>
					<region_type>secondary structure</region_type>
					<region_name>helix</region_name>
					<region_start>151</region_start>
					<region_end>155</region_end>
				</region>
				<region>
					<region_type>secondary structure</region_type>
					<region_name>helix</region_name>
					<region_start>214</region_start>
					<region_end>221</region_end>
				</region>
				<region>
					<region_type>secondary structure</region_type>
					<region_name>helix</region_name>
					<region_start>235</region_start>
					<region_end>246</region_end>
				</region>
				<region>
					<region_type>secondary structure</region_type>
					<region_name>strand</region_name>
					<region_start>2</region_start>
					<region_end>6</region_end>
				</region>
				<region>
					<region_type>secondary structure</region_type>
					<region_name>strand</region_name>
					<region_start>28</region_start>
					<region_end>34</region_end>
				</region>
				<region>
					<region_type>secondary structure</region_type>
					<region_name>strand</region_name>
					<region_start>53</region_start>
					<region_end>59</region_end>
				</region>
				<region>
					<region_type>secondary structure</region_type>
					<region_name>strand</region_name>
					<region_start>62</region_start>
					<region_end>67</region_end>
				</region>
				<region>
					<region_type>secondary structure</region_type>
					<region_name>strand</region_name>
					<region_start>89</region_start>
					<region_end>96</region_end>
				</region>
				<region>
					<region_type>secondary structure</region_type>
					<region_name>strand</region_name>
					<region_start>123</region_start>
					<region_end>128</region_end>
				</region>
				<region>
					<region_type>secondary structure</region_type>
					<region_name>strand</region_name>
					<region_start>160</region_start>
					<region_end>165</region_end>
				</region>
				<region>
					<region_type>secondary structure</region_type>
					<region_name>strand</region_name>
					<region_start>172</region_start>
					<region_end>175</region_end>
				</region>
				<region>
					<region_type>secondary structure</region_type>
					<region_name>strand</region_name>
					<region_start>182</region_start>
					<region_end>191</region_end>
				</region>
				<region>
					<region_type>secondary structure</region_type>
					<region_name>strand</region_name>
					<region_start>197</region_start>
					<region_end>206</region_end>
				</region>
				<region>
					<region_type>secondary structure</region_type>
					<region_name>strand</region_name>
					<region_start>223</region_start>
					<region_end>229</region_end>
				</region>
				<region>
					<region_type>pfam</region_type>
					<region_id>PF01975</region_id>
					<region_name>Survival protein SurE</region_name>
					<region_start>3</region_start>
					<region_end>184</region_end>
				</region>
			</regions>
		</chain>
		<chain>
			<id>A-2</id>
			<name>5'-nucleotidase SurE</name>
			<source_organism>Thermotoga maritima</source_organism>
			<uniprot>
				<id>P96112</id>
				<start>1</start>
				<end>247</end>
				<coverage>100%</coverage>
				<sequence>MRILVTNDDGIQSKGIIVLAELLSEEHEVFVVAPDKERSATGHSITIHVPLWMKKVFISERVVAYSTTGTPADCVKLAYNVVMDKRVDLIVSGVNRGPNMGMDILHSGTVSGAMEGAMMNIPSIAISSANYESPDFEGAARFLIDFLKEFDFSLLDPFTMLNINVPAGEIKGWRFTRQSRRRWNDYFEERVSPFGEKYYWMMGEVIEDDDRDDVDYKAVREGYVSITPIHPFLTNEQCLKKLREVYD</sequence>
				<length>247</length>
			</uniprot>
			<regions>
				<region>
					<region_type>pfam</region_type>
					<region_id>PF01975</region_id>
					<region_name>Survival protein SurE</region_name>
					<region_start>3</region_start>
					<region_end>184</region_end>
				</region>
			</regions>
		</chain>
	</macromolecules>
	<evidence>
		<evidence_level>Direct evidence</evidence_level>
		<evidence_coverage>The full structure participates in mutual synergistic folding.</evidence_coverage>
		<sequence_domain>Survival protein SurE</sequence_domain>
		<complex_evidence>Two-state thermal unfolding (PMID:23409101). Domain-swapped dimer with extensive swap region and large dimer interface. Dimeric in solution (gel filtration, DLS).</complex_evidence>
		<chain_evidence>
			<chain_id>A</chain_id>
			<support>N/A</support>
		</chain_evidence>
		<chain_evidence>
			<chain_id>A-2</chain_id>
			<support>N/A</support>
		</chain_evidence>
	</evidence>
	<related_structures>
		<id>MF7000821</id>
		<id>MF7000221</id>
		<id>MF7000222</id>
		<id>MF7000224</id>
		<id>MF7000227</id>
		<id>MF7000223</id>
		<id>MF7000225</id>
		<id>MF7000226</id>
	</related_structures>
</entry>
