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1XKZ

Crystal structure of the acylated beta-lactam sensor domain of Blar1 from S. aureus

Functional Information from GO Data
ChainGOidnamespacecontents
A0008658molecular_functionpenicillin binding
B0008658molecular_functionpenicillin binding
C0008658molecular_functionpenicillin binding
D0008658molecular_functionpenicillin binding
Functional Information from PDB Data
site_idAC1
Number of Residues5
DetailsBINDING SITE FOR RESIDUE SO4 B 2001
ChainResidue
BHOH37
BHOH270
BHIS403
BSER502
CASN452

site_idAC2
Number of Residues6
DetailsBINDING SITE FOR RESIDUE SO4 B 2002
ChainResidue
CARG402
CASN452
BHOH107
BHOH193
BSER502
BLYS503

site_idAC3
Number of Residues14
DetailsBINDING SITE FOR RESIDUE CAZ A 989
ChainResidue
AHOH256
AASN388
ASER389
APHE421
ASER437
AASN439
AMET476
AGLU477
ALYS526
ATHR527
AGLY528
ATHR529
AILE531
BHIS418

site_idAC4
Number of Residues15
DetailsBINDING SITE FOR RESIDUE CAZ B 989
ChainResidue
AHIS418
APRO420
BASN388
BSER389
BPHE421
BSER437
BASN439
BMET476
BGLU477
BLYS526
BTHR527
BGLY528
BTHR529
BGLY530
BILE531

site_idAC5
Number of Residues13
DetailsBINDING SITE FOR RESIDUE CAZ C 989
ChainResidue
CASN388
CSER389
CSER437
CASN439
CMET476
CGLU477
CLYS526
CTHR527
CGLY528
CTHR529
CGLY530
CILE531
DHIS418

site_idAC6
Number of Residues13
DetailsBINDING SITE FOR RESIDUE CAZ D 989
ChainResidue
CHIS418
DASN388
DSER389
DPHE421
DSER437
DASN439
DMET476
DLYS526
DTHR527
DGLY528
DTHR529
DGLY530
DILE531

site_idAC7
Number of Residues9
DetailsBINDING SITE FOR RESIDUE EPE B 2003
ChainResidue
BHIS403
BILE404
BILE405
BASN406
BASN409
BARG411
BMET412
BSER413
BARG444

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues4
DetailsActive site: {"description":"Acyl-ester intermediate","evidences":[{"source":"PubMed","id":"15506754","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"21775440","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues4
DetailsModified residue: {"description":"N6-carboxylysine","evidences":[{"source":"PubMed","id":"12591921","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

Catalytic Information from CSA
site_idCSA1
Number of Residues1
DetailsAnnotated By Reference To The Literature 1m6k
ChainResidueDetails
ASER389

site_idCSA2
Number of Residues1
DetailsAnnotated By Reference To The Literature 1m6k
ChainResidueDetails
BSER389

site_idCSA3
Number of Residues1
DetailsAnnotated By Reference To The Literature 1m6k
ChainResidueDetails
CSER389

site_idCSA4
Number of Residues1
DetailsAnnotated By Reference To The Literature 1m6k
ChainResidueDetails
DSER389

247947

PDB entries from 2026-01-21

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