Loading
PDBj
MenuPDBj@FacebookPDBj@X(formerly Twitter)PDBj@BlueSkyPDBj@YouTubewwPDB FoundationwwPDBDonate
RCSB PDBPDBeBMRBAdv. SearchSearch help

3X26

Crystal structure of Nitrile Hydratase mutant bR56K complexed with Trimethylacetonitrile, photo-activated for 5 min

Functional Information from GO Data
ChainGOidnamespacecontents
A0003824molecular_functioncatalytic activity
A0016829molecular_functionlyase activity
A0018822molecular_functionnitrile hydratase activity
A0046872molecular_functionmetal ion binding
A0046914molecular_functiontransition metal ion binding
B0016829molecular_functionlyase activity
B0018822molecular_functionnitrile hydratase activity
B0046914molecular_functiontransition metal ion binding
Functional Information from PDB Data
site_idAC1
Number of Residues5
DetailsBINDING SITE FOR RESIDUE FE A 301
ChainResidue
ACYS109
ACSD112
ASER113
ACSO114
AHOH556

site_idAC2
Number of Residues2
DetailsBINDING SITE FOR RESIDUE MG A 302
ChainResidue
BHOH476
BHOH543

site_idAC3
Number of Residues4
DetailsBINDING SITE FOR RESIDUE CL A 303
ChainResidue
BGLU31
BTRP32
ASER19
ATRP23

site_idAC4
Number of Residues5
DetailsBINDING SITE FOR RESIDUE CL A 304
ChainResidue
ATHR125
ATRP126
BHOH474
BHOH480
BHOH523

site_idAC5
Number of Residues5
DetailsBINDING SITE FOR RESIDUE TAN B 301
ChainResidue
BTYR37
BMET40
BVAL55
BTYR72
BTYR76

site_idAC6
Number of Residues1
DetailsBINDING SITE FOR RESIDUE MG B 302
ChainResidue
BHOH408

site_idAC7
Number of Residues3
DetailsBINDING SITE FOR RESIDUE CL B 303
ChainResidue
BGLU134
BTYR135
BSER192

site_idAC8
Number of Residues3
DetailsBINDING SITE FOR RESIDUE CL B 304
ChainResidue
BTHR121
BARG132
BLEU208

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues4
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"9586994","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"2AHJ","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues1
DetailsModified residue: {"description":"Cysteine sulfinic acid (-SO2H)","evidences":[{"source":"PubMed","id":"9368004","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"9586994","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues1
DetailsModified residue: {"description":"Cysteine sulfenic acid (-SOH)","evidences":[{"source":"PubMed","id":"9586994","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

Catalytic Information from CSA
site_idMCSA1
Number of Residues3
DetailsM-CSA 57
ChainResidueDetails
BLYS56electrostatic stabiliser, proton acceptor, proton donor
BTYR72proton acceptor, proton donor
BTYR76increase acidity, increase basicity
AILE119electrofuge, metal ligand, nucleophile, proton acceptor, proton donor

247536

PDB entries from 2026-01-14

PDB statisticsPDBj update infoContact PDBjnumon