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4ZXI

Crystal Structure of holo-AB3403 a four domain nonribosomal peptide synthetase bound to AMP and Glycine

Functional Information from GO Data
ChainGOidnamespacecontents
A0000166molecular_functionnucleotide binding
A0003824molecular_functioncatalytic activity
A0005737cellular_componentcytoplasm
A0009058biological_processbiosynthetic process
A0031177molecular_functionphosphopantetheine binding
A0043041biological_processamino acid activation for nonribosomal peptide biosynthetic process
A0044550biological_processsecondary metabolite biosynthetic process
Functional Information from PDB Data
site_idAC1
Number of Residues9
Detailsbinding site for residue PNS A 1401
ChainResidue
AGLY23
AILE27
ATYR37
ATHR298
ASER334
AVAL337
AARG344
AASN349
ASER1006

site_idAC2
Number of Residues10
Detailsbinding site for residue GLY A 1402
ChainResidue
APHE669
AASP670
AGLY739
AGLY762
APRO763
ATHR764
AVAL768
ALYS952
AAMP1403
AMG1406

site_idAC3
Number of Residues14
Detailsbinding site for residue AMP A 1403
ChainResidue
ATHR625
ASER626
AGLY739
AGLU740
AASN759
AVAL760
ATYR761
APRO763
AASP849
AHIS861
AARG864
ALYS952
AGLY1402
AMG1406

site_idAC4
Number of Residues5
Detailsbinding site for residue XP4 A 1404
ChainResidue
AILE56
ALEU59
ATYR137
ALEU157
AVAL160

site_idAC5
Number of Residues3
Detailsbinding site for residue NI A 1405
ChainResidue
AGLY-1
AHIS0
AHIS524

site_idAC6
Number of Residues3
Detailsbinding site for residue MG A 1406
ChainResidue
ATHR764
AGLY1402
AAMP1403

Functional Information from PROSITE/UniProt
site_idPS00012
Number of Residues16
DetailsPHOSPHOPANTETHEINE Phosphopantetheine attachment site. ELGGHSLLAVKLVNHL
ChainResidueDetails
AGLU1001-LEU1016

site_idPS00455
Number of Residues12
DetailsAMP_BINDING Putative AMP-binding domain signature. VMYTSGSTGkPK
ChainResidueDetails
AVAL622-LYS633

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PDB entries from 2025-06-18

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