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5BK6

Structural and biochemical characterization of a non-canonical biuret hydrolase (BiuH) from the cyanuric acid catabolism pathway of Rhizobium leguminasorum bv. viciae 3841

Functional Information from GO Data
ChainGOidnamespacecontents
A0016787molecular_functionhydrolase activity
A0018750molecular_functionbiuret amidohydrolase activity
B0016787molecular_functionhydrolase activity
B0018750molecular_functionbiuret amidohydrolase activity
C0016787molecular_functionhydrolase activity
C0018750molecular_functionbiuret amidohydrolase activity
D0016787molecular_functionhydrolase activity
D0018750molecular_functionbiuret amidohydrolase activity
Functional Information from PDB Data
site_idAC1
Number of Residues13
Detailsbinding site for residue BTB A 301
ChainResidue
AASN158
BASN158
BGLN159
BARG161
BBTB301
AARG161
AILE162
AGLU163
AARG186
AGLY187
ATYR188
AHOH466
AHOH500

site_idAC2
Number of Residues8
Detailsbinding site for residue GOL A 302
ChainResidue
AGLU154
AARG186
AHOH438
AHOH445
AHOH463
AHOH523
BGLU154
DALA150

site_idAC3
Number of Residues14
Detailsbinding site for residue BTB B 301
ChainResidue
AASN158
AGLN159
AARG161
ABTB301
BASN158
BARG161
BILE162
BGLU163
BARG186
BGLY187
BTYR188
BHOH421
BHOH467
BHOH500

site_idAC4
Number of Residues14
Detailsbinding site for residue BTB C 301
ChainResidue
CASN158
CARG161
CILE162
CGLU163
CARG186
CGLY187
CTYR188
CHOH410
CHOH473
CHOH499
DASN158
DGLN159
DARG161
DBTB301

site_idAC5
Number of Residues8
Detailsbinding site for residue GOL C 302
ChainResidue
BALA150
CGLU154
CARG186
CHOH417
CHOH450
CHOH460
CHOH479
DGLU154

site_idAC6
Number of Residues13
Detailsbinding site for residue BTB D 301
ChainResidue
CASN158
CGLN159
CARG161
CBTB301
DASN158
DARG161
DILE162
DGLU163
DARG186
DGLY187
DTYR188
DHOH447
DHOH495

site_idAC7
Number of Residues8
Detailsbinding site for residue GOL D 302
ChainResidue
AALA150
CGLU154
DGLU154
DARG186
DHOH415
DHOH459
DHOH463
DHOH488

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues4
DetailsActive site: {"description":"Proton acceptor","evidences":[{"source":"PubMed","id":"29425231","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues4
DetailsActive site: {"evidences":[{"source":"PubMed","id":"29425231","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues4
DetailsActive site: {"description":"Nucleophile","evidences":[{"source":"PubMed","id":"29425231","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues32
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"29425231","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"6AZQ","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

247536

PDB entries from 2026-01-14

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