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1SMI

A single mutation of P450 BM3 induces the conformational rearrangement seen upon substrate-binding in wild-type enzyme

Functional Information from GO Data
ChainGOidnamespacecontents
A0004497molecular_functionmonooxygenase activity
A0005506molecular_functioniron ion binding
A0016705molecular_functionoxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen
A0020037molecular_functionheme binding
B0004497molecular_functionmonooxygenase activity
B0005506molecular_functioniron ion binding
B0016705molecular_functionoxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen
B0020037molecular_functionheme binding
Functional Information from PDB Data
site_idAC1
Number of Residues27
DetailsBINDING SITE FOR RESIDUE HEM A 472
ChainResidue
ALYS69
ALEU272
ATHR327
APHE331
APRO392
APHE393
AGLY394
AARG398
AALA399
ACYS400
AILE401
ALEU86
AGLY402
AALA406
AHOH475
AHOH476
AHOH489
AHOH492
AHOH535
AHOH538
APHE87
ATRP96
APHE261
AGLU264
AGLY265
ATHR268
ATHR269

site_idAC2
Number of Residues26
DetailsBINDING SITE FOR RESIDUE HEM B 472
ChainResidue
BLYS69
BLEU86
BPHE87
BTRP96
BPHE261
BGLU264
BGLY265
BTHR268
BTHR269
BTHR327
BPHE331
BPRO392
BPHE393
BGLY394
BARG398
BALA399
BCYS400
BILE401
BGLY402
BALA406
BHOH482
BHOH483
BHOH491
BHOH496
BHOH511
BHOH559

Functional Information from PROSITE/UniProt
site_idPS00086
Number of Residues10
DetailsCYTOCHROME_P450 Cytochrome P450 cysteine heme-iron ligand signature. FGnGQRACIG
ChainResidueDetails
APHE393-GLY402

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues2
DetailsBINDING: BINDING => ECO:0000269|PubMed:15020590, ECO:0007744|PDB:1SMJ
ChainResidueDetails
ALEU52
BLEU52

site_idSWS_FT_FI2
Number of Residues2
DetailsBINDING: axial binding residue => ECO:0000269|PubMed:10051560, ECO:0000269|PubMed:11695889, ECO:0000269|PubMed:11695892, ECO:0000269|PubMed:14653735, ECO:0000269|PubMed:15020590, ECO:0000269|PubMed:15299332, ECO:0000269|PubMed:16403573, ECO:0000269|PubMed:17077084, ECO:0000269|PubMed:17429965, ECO:0000269|PubMed:17868686, ECO:0000269|PubMed:18004886, ECO:0000269|PubMed:18298086, ECO:0000269|PubMed:18619466, ECO:0000269|PubMed:18721129, ECO:0000269|PubMed:19492389, ECO:0000269|PubMed:20180779, ECO:0000269|PubMed:20947800, ECO:0000269|PubMed:21110374, ECO:0000269|PubMed:21875028, ECO:0000269|PubMed:7578081, ECO:0000269|PubMed:8342039, ECO:0000269|PubMed:9033595, ECO:0007744|PDB:1BU7, ECO:0007744|PDB:1BVY, ECO:0007744|PDB:1FAG, ECO:0007744|PDB:1FAH, ECO:0007744|PDB:1JME, ECO:0007744|PDB:1JPZ, ECO:0007744|PDB:1P0V, ECO:0007744|PDB:1P0W, ECO:0007744|PDB:1P0X, ECO:0007744|PDB:1SMI, ECO:0007744|PDB:1SMJ, ECO:0007744|PDB:1YQO, ECO:0007744|PDB:1YQP, ECO:0007744|PDB:1ZO4, ECO:0007744|PDB:1ZO9, ECO:0007744|PDB:1ZOA, ECO:0007744|PDB:2BMH, ECO:0007744|PDB:2HPD, ECO:0007744|PDB:2IJ2, ECO:0007744|PDB:2IJ3, ECO:0007744|PDB:2IJ4, ECO:0007744|PDB:2J1M, ECO:0007744|PDB:2J4S, ECO:0007744|PDB:2UWH, ECO:0007744|PDB:3BEN, ECO:0007744|PDB:3CBD, ECO:0007744|PDB:3EKB, ECO:0007744|PDB:3EKD, ECO:0007744|PDB:3EKF, ECO:0007744|PDB:3HF2, ECO:0007744|PDB:3KX3, ECO:0007744|PDB:3KX4, ECO:0007744|PDB:3KX5, ECO:0007744|PDB:3M4V, ECO:0007744|PDB:3NPL
ChainResidueDetails
AILE401
BILE401

site_idSWS_FT_FI3
Number of Residues2
DetailsSITE: Important for catalytic activity => ECO:0000305|PubMed:16403573, ECO:0000305|PubMed:7578081
ChainResidueDetails
ATHR269
BTHR269

Catalytic Information from CSA
site_idCSA1
Number of Residues2
DetailsAnnotated By Reference To The Literature 1akd
ChainResidueDetails
ATHR268
AGLU267

site_idCSA2
Number of Residues2
DetailsAnnotated By Reference To The Literature 1akd
ChainResidueDetails
BTHR268
BGLU267

site_idMCSA1
Number of Residues3
DetailsM-CSA 699
ChainResidueDetails
ATHR269electrostatic stabiliser, steric role
AGLY394electrostatic stabiliser, steric role
AILE401electrostatic stabiliser

site_idMCSA2
Number of Residues3
DetailsM-CSA 699
ChainResidueDetails
BTHR269electrostatic stabiliser, steric role
BGLY394electrostatic stabiliser, steric role
BILE401electrostatic stabiliser

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PDB entries from 2024-07-17

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