HEADER OXIDOREDUCTASE 06-DEC-04 2BFB TITLE REACTIVITY MODULATION OF HUMAN BRANCHED-CHAIN ALPHA-KETOACID TITLE 2 DEHYDROGENASE BY AN INTERNAL MOLECULAR SWITCH COMPND MOL_ID: 1; COMPND 2 MOLECULE: 2-OXOISOVALERATE DEHYDROGENASE ALPHA SUBUNIT; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: RESIDUES 46-445; COMPND 5 SYNONYM: BRANCHED-CHAIN ALPHA-KETO ACID DEHYDROGENASE E1 COMPONENT COMPND 6 ALPHA CHAIN, BCKDH E1-ALPHA, BCKDE1A; COMPND 7 EC: 1.2.4.4; COMPND 8 ENGINEERED: YES; COMPND 9 MUTATION: YES; COMPND 10 MOL_ID: 2; COMPND 11 MOLECULE: 2-OXOISOVALERATE DEHYDROGENASE BETA SUBUNIT; COMPND 12 CHAIN: B; COMPND 13 FRAGMENT: RESIDUES 51-392; COMPND 14 SYNONYM: BRANCHED-CHAIN ALPHA-KETO ACID DEHYDROGENASE E1 COMPONENT COMPND 15 BETA CHAIN, BCKDH E1-BETA; COMPND 16 EC: 1.2.4.4; COMPND 17 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: BL-21 CELLS WITH OVEREXPRESSING GROEL AND SOURCE 8 GROES; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_VECTOR: PTRCHISB (INVITROGEN); SOURCE 11 EXPRESSION_SYSTEM_PLASMID: PTRC-ALPHA-BETAHIS; SOURCE 12 MOL_ID: 2; SOURCE 13 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 14 ORGANISM_COMMON: HUMAN; SOURCE 15 ORGANISM_TAXID: 9606; SOURCE 16 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 17 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 18 EXPRESSION_SYSTEM_STRAIN: BL-21 CELLS WITH OVEREXPRESSING GROEL AND SOURCE 19 GROES; SOURCE 20 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 21 EXPRESSION_SYSTEM_VECTOR: PTRCHISB (INVITROGEN); SOURCE 22 EXPRESSION_SYSTEM_PLASMID: PTRC-ALPHA-BETAHIS KEYWDS OXIDOREDUCTASE, MULTI-ENZYME COMPLEX, ACYLATION, OXIDATIVE KEYWDS 2 DECARBOXYLATION, MAPLE SYRUP URINE DISEASE, THIAMINE DIPHOSPHATE, KEYWDS 3 PHOSPHORYLATION EXPDTA X-RAY DIFFRACTION AUTHOR M.MACHIUS,R.M.WYNN,J.L.CHUANG,D.R.TOMCHICK,C.A.BRAUTIGAM,D.T.CHUANG REVDAT 7 13-DEC-23 2BFB 1 REMARK REVDAT 6 04-AUG-21 2BFB 1 COMPND HET HETNAM FORMUL REVDAT 6 2 1 LINK SITE ATOM REVDAT 5 08-MAY-19 2BFB 1 REMARK REVDAT 4 06-MAR-19 2BFB 1 REMARK REVDAT 3 13-JUL-11 2BFB 1 VERSN REVDAT 2 24-FEB-09 2BFB 1 VERSN REVDAT 1 16-FEB-06 2BFB 0 JRNL AUTH M.MACHIUS,R.M.WYNN,J.L.CHUANG,D.R.TOMCHICK,C.A.BRAUTIGAM, JRNL AUTH 2 D.T.CHUANG JRNL TITL A VERSATILE CONFORMATIONAL SWITCH REGULATES REACTIVITY IN JRNL TITL 2 HUMAN BRANCHED-CHAIN ALPHA-KETOACID DEHYDROGENASE. JRNL REF STRUCTURE V. 14 287 2006 JRNL REFN ISSN 0969-2126 JRNL PMID 16472748 JRNL DOI 10.1016/J.STR.2005.10.009 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH J.LI,R.M.WYNN,M.MACHIUS,J.L.CHUANG,S.KARTHIKEYAN, REMARK 1 AUTH 2 D.R.TOMCHICK,D.T.CHUANG REMARK 1 TITL CROSSTALK BETWEEN COFACTOR BINDING AND THE PHOSPHORYLATION REMARK 1 TITL 2 LOOP CONFORMATION IN THE BCKD MACHINE REMARK 1 REF J.BIOL.CHEM. V. 279 32968 2004 REMARK 1 REFN ISSN 0021-9258 REMARK 1 PMID 15166214 REMARK 1 DOI 10.1074/JBC.M403611200 REMARK 1 REFERENCE 2 REMARK 1 AUTH R.WYNN,M.MACHIUS,J.CHUANG,J.LI,D.TOMCHICK,D.CHUANG REMARK 1 TITL ROLES OF HIS291-ALPHA AND HIS146-BETA IN THE REDUCTIVE REMARK 1 TITL 2 ACYLATION REACTION CATALYZED BY HUMAN BRANCHED-CHAIN REMARK 1 TITL 3 ALPHA-KETOACID DEHYDROGENASE: REFINED PHOSPHORYLATION LOOP REMARK 1 TITL 4 STRUCTURE IN THE ACTIVE SITE REMARK 1 REF J.BIOL.CHEM. V. 278 43402 2003 REMARK 1 REFN ISSN 0021-9258 REMARK 1 PMID 12902323 REMARK 1 DOI 10.1074/JBC.M306204200 REMARK 1 REFERENCE 3 REMARK 1 AUTH R.M.WYNN,R.HO,J.L.CHUANG,D.T.CHUANG REMARK 1 TITL ROLES OF ACTIVE SITE AND NOVEL K+ ION-BINDING SITE RESIDUES REMARK 1 TITL 2 IN HUMAN MITOCHONDRIAL BRANCHED-CHAIN ALPHA-KETOACID REMARK 1 TITL 3 DECARBOXYLASE/DEHYDROGENASE REMARK 1 REF J.BIOL.CHEM. V. 276 4168 2001 REMARK 1 REFN ISSN 0021-9258 REMARK 1 PMID 11069910 REMARK 1 DOI 10.1074/JBC.M008038200 REMARK 2 REMARK 2 RESOLUTION. 1.77 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.2.0003 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.77 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 30.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 99.7 REMARK 3 NUMBER OF REFLECTIONS : 81272 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING + TEST SET) : 0.145 REMARK 3 R VALUE (WORKING SET) : 0.145 REMARK 3 FREE R VALUE : 0.184 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 1.800 REMARK 3 FREE R VALUE TEST SET COUNT : 1455 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.77 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.81 REMARK 3 REFLECTION IN BIN (WORKING SET) : 5966 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.2190 REMARK 3 BIN FREE R VALUE SET COUNT : 104 REMARK 3 BIN FREE R VALUE : 0.2700 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 5523 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 45 REMARK 3 SOLVENT ATOMS : 644 REMARK 3 REMARK 3 B VALUES. REMARK 3 B VALUE TYPE : LIKELY RESIDUAL REMARK 3 FROM WILSON PLOT (A**2) : 18.88 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 17.05 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.44000 REMARK 3 B22 (A**2) : 0.44000 REMARK 3 B33 (A**2) : -0.66000 REMARK 3 B12 (A**2) : 0.22000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.088 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.093 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.060 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 3.543 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.971 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.953 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 6035 ; 0.019 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 8232 ; 1.672 ; 1.943 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 766 ; 5.792 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 286 ;34.248 ;23.427 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 996 ;14.150 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 46 ;17.679 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 864 ; 0.131 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 4783 ; 0.009 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 3214 ; 0.217 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 4269 ; 0.312 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 608 ; 0.151 ; 0.200 REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): 223 ; 0.186 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 51 ; 0.207 ; 0.200 REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): 3696 ; 0.954 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 6010 ; 1.657 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 2373 ; 2.917 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 2222 ; 4.603 ; 4.500 REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 5 REMARK 3 REMARK 3 TLS GROUP : 1 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : A 6 A 30 REMARK 3 ORIGIN FOR THE GROUP (A): 48.7820 -6.2200 32.0200 REMARK 3 T TENSOR REMARK 3 T11: -.0419 T22: -.0043 REMARK 3 T33: .0480 T12: .0008 REMARK 3 T13: .0297 T23: .0511 REMARK 3 L TENSOR REMARK 3 L11: .8069 L22: .7810 REMARK 3 L33: 2.0005 L12: .2772 REMARK 3 L13: -.4668 L23: -.2773 REMARK 3 S TENSOR REMARK 3 S11: .0098 S12: -.0983 S13: .1023 REMARK 3 S21: .0947 S22: .0953 S23: .4203 REMARK 3 S31: -.0842 S32: -.0697 S33: -.1051 REMARK 3 REMARK 3 TLS GROUP : 2 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : A 31 A 355 REMARK 3 ORIGIN FOR THE GROUP (A): 65.2210 16.6290 5.9690 REMARK 3 T TENSOR REMARK 3 T11: -.0026 T22: -.0373 REMARK 3 T33: -.0387 T12: .0081 REMARK 3 T13: -.0106 T23: .0100 REMARK 3 L TENSOR REMARK 3 L11: .6609 L22: .3969 REMARK 3 L33: .6204 L12: .0211 REMARK 3 L13: -.0511 L23: -.2394 REMARK 3 S TENSOR REMARK 3 S11: .0032 S12: .1304 S13: .0421 REMARK 3 S21: -.0583 S22: .0458 S23: .0570 REMARK 3 S31: -.0960 S32: -.0585 S33: -.0491 REMARK 3 REMARK 3 TLS GROUP : 3 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : A 356 A 400 REMARK 3 ORIGIN FOR THE GROUP (A): 101.7930 18.5310 6.7440 REMARK 3 T TENSOR REMARK 3 T11: -.0201 T22: .0518 REMARK 3 T33: -.0012 T12: -.0646 REMARK 3 T13: .0286 T23: .0406 REMARK 3 L TENSOR REMARK 3 L11: 1.4063 L22: 1.1575 REMARK 3 L33: .0018 L12: -.7408 REMARK 3 L13: .0195 L23: .0236 REMARK 3 S TENSOR REMARK 3 S11: .0234 S12: .1743 S13: .1792 REMARK 3 S21: -.1463 S22: -.0680 S23: -.1915 REMARK 3 S31: -.1456 S32: .2303 S33: .0446 REMARK 3 REMARK 3 TLS GROUP : 4 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : B 14 B 191 REMARK 3 ORIGIN FOR THE GROUP (A): 84.6990 12.4810 34.9090 REMARK 3 T TENSOR REMARK 3 T11: .0089 T22: -.0290 REMARK 3 T33: -.0364 T12: -.0234 REMARK 3 T13: -.0086 T23: -.0151 REMARK 3 L TENSOR REMARK 3 L11: .2810 L22: .3036 REMARK 3 L33: .5157 L12: .0224 REMARK 3 L13: .0057 L23: -.0744 REMARK 3 S TENSOR REMARK 3 S11: .0181 S12: -.0487 S13: .0472 REMARK 3 S21: .0888 S22: -.0178 S23: -.0293 REMARK 3 S31: -.1078 S32: .0948 S33: -.0003 REMARK 3 REMARK 3 TLS GROUP : 5 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : B 192 B 342 REMARK 3 ORIGIN FOR THE GROUP (A): 107.1090 3.7840 37.5170 REMARK 3 T TENSOR REMARK 3 T11: -.0733 T22: .0633 REMARK 3 T33: -.0308 T12: -.0280 REMARK 3 T13: -.0477 T23: .0070 REMARK 3 L TENSOR REMARK 3 L11: .4912 L22: .7202 REMARK 3 L33: .6737 L12: .0588 REMARK 3 L13: -.0123 L23: -.0783 REMARK 3 S TENSOR REMARK 3 S11: .0066 S12: -.0787 S13: -.0156 REMARK 3 S21: .1263 S22: -.0383 S23: -.1982 REMARK 3 S31: -.0493 S32: .2648 S33: .0318 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.20 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING REMARK 3 POSITIONS. DISORDERED REGIONS WERE MODELED STEREOCHEMICALLY. THE REMARK 3 SUBUNIT BINDING DOMAIN (SBD) USED IN THE CRYSTALLIZATION REMARK 3 PROCEDURE WAS NOT INCLUDED IN THE MODEL, ALTHOUGH ELECTRON REMARK 3 DENSITY FOR IT WAS PRESENT. THE SBD BINDS NEAR A REMARK 3 CRYSTALLOGRAPHIC TWO-FOLD AXIS, LEADING TO OVERLAPPED AND REMARK 3 AVERAGED ELECTRON DENSITY. THE QUALITY OF THE ELECTRON DENSITY REMARK 3 DID NOT ALLOW UNAMBIGUOUS TRACING OF THIS PEPTIDE. REMARK 4 REMARK 4 2BFB COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 06-DEC-04. REMARK 100 THE DEPOSITION ID IS D_1290021880. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 12-APR-04 REMARK 200 TEMPERATURE (KELVIN) : 100.0 REMARK 200 PH : 5.50 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 19-ID REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.00691 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : CUSTOM REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 82758 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.770 REMARK 200 RESOLUTION RANGE LOW (A) : 26.770 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.7 REMARK 200 DATA REDUNDANCY : 6.500 REMARK 200 R MERGE (I) : 0.09000 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 19.4000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.77 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.80 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.9 REMARK 200 DATA REDUNDANCY IN SHELL : 4.40 REMARK 200 R MERGE FOR SHELL (I) : 0.74000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 2.000 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: NULL REMARK 200 STARTING MODEL: PDB ENTRY 1OLS REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 53.40 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.50 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: CRYSTALS WERE GROWN AT 22C VIA THE REMARK 280 VAPOR DIFFUSION METHOD IN COMPLEX WITH A 40 AMINO ACID PEPTIDE REMARK 280 DERIVED FROM THE SUBUNIT BINDING DOMAIN (SBD) OF THE E2 REMARK 280 COMPONENT OF BRANCHED CHAIN ALPHA-KETOACID DEHDROGENASE. THIS REMARK 280 COMPLEX WAS FORMED BY MIXING N-TERMINALLY HIS6-TAGGED PROTEIN REMARK 280 WITH C-TERMINALLY HIS6-TAGGED SBD IN 50 MM NA-HEPES, PH 7.5, 150 REMARK 280 MM KCL, 20 MM DTT AND 5% (V/V) GLYCEROL AT A MOLAR RATIO OF 1:4. REMARK 280 CRYSTALS OF THE COMPLEX (20 MG/ML) WERE OBTAINED BY MIXING 3 REMARK 280 MICROLITERS OF PROTEIN WITH 3 MICROLITERS OF CRYSTALLIZATION REMARK 280 SOLUTION (10% (V/V) POLYETHYLENE GLYCOL 4000, 10% (V/V) MPD AND REMARK 280 0.1M SODIUM CITRATE, PH 5.8) WITH 1 ML OF CRYSTALLIZATION REMARK 280 SOLUTION IN THE RESERVOIR. MANGANESE IONS WERE USED INSTEAD OF REMARK 280 MAGNESIUM REQUIRED FOR THE BINDING OF THIAMIN DIPHOSPHATE TO THE REMARK 280 ENZYME. THE PRESENCE OF MANGANESE IONS IN THE CRYSTALS RESULTED REMARK 280 IN IMPROVED X-RAY DIFFRACTION QUALITIES WITHOUT AFFECTING THE REMARK 280 CATALYTIC PROPERTIES. CRYSTALS WERE CRYO-PROTECTED BY STEP-WISE REMARK 280 TRANSFER INTO CRYO-BUFFER (CRYSTALLIZATION SOLUTION CONTAINING 5- REMARK 280 10%(V/V) GLYCEROL)., PH 5.50, TEMPERATURE 295K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 31 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+1/3 REMARK 290 3555 -X+Y,-X,Z+2/3 REMARK 290 4555 Y,X,-Z REMARK 290 5555 X-Y,-Y,-Z+2/3 REMARK 290 6555 -X,-X+Y,-Z+1/3 REMARK 290 REMARK 290 WHERE NNN -> OPERATOR NUMBER REMARK 290 MMM -> TRANSLATION VECTOR REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY REMARK 290 RELATED MOLECULES. REMARK 290 SMTRY1 1 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 1 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 1 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 2 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 23.12400 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 46.24800 REMARK 290 SMTRY1 4 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 4 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 5 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 46.24800 REMARK 290 SMTRY1 6 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 23.12400 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA. REMARK 350 REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 350 REMARK 350 BIOMOLECULE: 1 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: TETRAMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 28440 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 43080 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -213.9 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 2 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 46.24800 REMARK 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 HOH B2106 LIES ON A SPECIAL POSITION. REMARK 400 REMARK 400 COMPOUND REMARK 400 ENGINEERED RESIDUE CHAIN A, GLN 157 ALA REMARK 465 REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 SER A 1 REMARK 465 SER A 2 REMARK 465 LEU A 3 REMARK 465 ASP A 4 REMARK 465 ASP A 5 REMARK 465 ILE A 288 REMARK 465 GLY A 289 REMARK 465 HIS A 290 REMARK 465 ALA A 291 REMARK 465 SER A 292 REMARK 465 THR A 293 REMARK 465 SER A 294 REMARK 465 ASP A 295 REMARK 465 ASP A 296 REMARK 465 SER A 297 REMARK 465 SER A 298 REMARK 465 ALA A 299 REMARK 465 PHE A 300 REMARK 465 ARG A 301 REMARK 465 SER A 302 REMARK 465 VAL A 303 REMARK 465 ASP A 304 REMARK 465 GLU A 305 REMARK 465 VAL A 306 REMARK 465 ASN A 307 REMARK 465 TYR A 308 REMARK 465 TRP A 309 REMARK 465 ASP A 310 REMARK 465 LYS A 311 REMARK 465 GLN A 312 REMARK 465 VAL B 1 REMARK 465 ALA B 2 REMARK 465 HIS B 3 REMARK 465 PHE B 4 REMARK 465 THR B 5 REMARK 465 PHE B 6 REMARK 465 GLN B 7 REMARK 465 PRO B 8 REMARK 465 ASP B 9 REMARK 465 PRO B 10 REMARK 465 GLU B 11 REMARK 465 PRO B 12 REMARK 465 ARG B 13 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 O HOH A 2248 O HOH A 2248 5555 1.94 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 ARG B 61 NE - CZ - NH1 ANGL. DEV. = 3.0 DEGREES REMARK 500 ARG B 133 NE - CZ - NH1 ANGL. DEV. = -3.3 DEGREES REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: TORSION ANGLES REMARK 500 REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS: REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2) REMARK 500 REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI- REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400 REMARK 500 REMARK 500 M RES CSSEQI PSI PHI REMARK 500 ALA A 112 -144.41 -134.70 REMARK 500 PRO A 147 155.34 -49.55 REMARK 500 HIS A 149 70.56 -104.14 REMARK 500 ALA A 165 -9.19 73.79 REMARK 500 ILE A 226 -110.96 53.56 REMARK 500 CYS B 75 96.88 -160.86 REMARK 500 GLU B 113 -71.45 -111.29 REMARK 500 VAL B 139 17.73 -142.28 REMARK 500 HIS B 141 18.50 -151.10 REMARK 500 ALA B 143 -144.33 56.59 REMARK 500 LYS B 182 39.74 -89.38 REMARK 500 ALA B 196 -161.63 -70.63 REMARK 500 ARG B 255 -60.66 66.64 REMARK 500 HIS B 319 -79.11 -71.99 REMARK 500 REMARK 500 REMARK: NULL REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH B2034 DISTANCE = 6.28 ANGSTROMS REMARK 525 HOH B2121 DISTANCE = 6.93 ANGSTROMS REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 K A1401 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 SER A 161 O REMARK 620 2 SER A 161 OG 64.4 REMARK 620 3 PRO A 163 O 89.3 93.3 REMARK 620 4 THR A 166 OG1 128.5 73.5 64.3 REMARK 620 5 GLN A 167 OE1 145.8 144.0 103.3 85.2 REMARK 620 6 HOH A2132 O 76.8 83.9 165.6 127.7 86.9 REMARK 620 7 HOH A2198 O 76.1 140.4 86.2 138.4 73.2 87.0 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MN A1402 MN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 193 OE1 REMARK 620 2 ASN A 222 OD1 88.7 REMARK 620 3 TYR A 224 O 116.2 79.0 REMARK 620 4 TPP A1404 O1A 89.6 178.0 102.8 REMARK 620 5 TPP A1404 O2B 159.7 91.6 83.7 89.6 REMARK 620 6 HOH A2360 O 76.7 82.7 157.1 95.8 83.2 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 K B1343 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLY B 128 O REMARK 620 2 LEU B 130 O 83.9 REMARK 620 3 THR B 131 OG1 136.3 63.4 REMARK 620 4 CYS B 178 O 150.8 122.2 60.7 REMARK 620 5 ASP B 181 O 68.2 152.0 141.0 85.5 REMARK 620 6 ASN B 183 O 71.2 84.2 128.1 120.4 84.5 REMARK 620 7 HOH B2135 O 92.4 74.3 52.8 83.5 108.2 154.3 REMARK 620 N 1 2 3 4 5 6 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE K A1401 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MN A1402 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL A1403 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL A1505 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE K B1343 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE TDP A1404 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MRD B1345 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL B1344 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1DTW RELATED DB: PDB REMARK 900 HUMAN BRANCHED-CHAIN ALPHA-KETO ACID DEHYDROGENASE REMARK 900 RELATED ID: 1OLS RELATED DB: PDB REMARK 900 ROLES OF HIS291-ALPHA AND HIS146-BETA' IN THE REDUCTIVE ACYLATION REMARK 900 REACTION CATALYZED BY HUMAN BRANCHED-CHAIN ALPHA-KETOACID REMARK 900 DEHYDROGENASE REMARK 900 RELATED ID: 1OLU RELATED DB: PDB REMARK 900 ROLES OF HIS291-ALPHA AND HIS146-BETA' IN THE REDUCTIVE ACYLATION REMARK 900 REACTION CATALYZED BY HUMAN BRANCHED-CHAIN ALPHA-KETOACID REMARK 900 DEHYDROGENASE REMARK 900 RELATED ID: 1OLX RELATED DB: PDB REMARK 900 ROLES OF HIS291-ALPHA AND HIS146-BETA' IN THE REDUCTIVE ACYLATION REMARK 900 REACTION CATALYZED BY HUMAN BRANCHED-CHAIN ALPHA-KETOACID REMARK 900 DEHYDROGENASE REMARK 900 RELATED ID: 1U5B RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE HUMAN MITOCHONDRIAL BRANCHED-CHAINALPHA- REMARK 900 KETOACID DEHYDROGENASE REMARK 900 RELATED ID: 1V11 RELATED DB: PDB REMARK 900 CROSSTALK BETWEEN COFACTOR BINDING AND THE PHOSPHORYLATION LOOP REMARK 900 CONFORMATION IN THE BCKD MACHINE REMARK 900 RELATED ID: 1V16 RELATED DB: PDB REMARK 900 CROSSTALK BETWEEN COFACTOR BINDING AND THE PHOSPHORYLATION LOOP REMARK 900 CONFORMATION IN THE BCKD MACHINE REMARK 900 RELATED ID: 1V1M RELATED DB: PDB REMARK 900 CROSSTALK BETWEEN COFACTOR BINDING AND THE PHOSPHORYLATION LOOP REMARK 900 CONFORMATION IN THE BCKD MACHINE REMARK 900 RELATED ID: 1V1R RELATED DB: PDB REMARK 900 CROSSTALK BETWEEN COFACTOR BINDING AND THE PHOSPHORYLATION LOOP REMARK 900 CONFORMATION IN THE BCKD MACHINE REMARK 900 RELATED ID: 1WCI RELATED DB: PDB REMARK 900 REACTIVITY MODULATION OF HUMAN BRANCHED-CHAIN ALPHA-KETOACID REMARK 900 DEHYDROGENASE BY AN INTERNAL MOLECULAR SWITCH REMARK 900 RELATED ID: 1X7W RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE HUMAN MITOCHONDRIAL BRANCHED-CHAINALPHA- REMARK 900 KETOACID DEHYDROGENASE REMARK 900 RELATED ID: 1X7X RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE HUMAN MITOCHONDRIAL BRANCHED-CHAINALPHA- REMARK 900 KETOACID DEHYDROGENASE REMARK 900 RELATED ID: 1X7Y RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE HUMAN MITOCHONDRIAL BRANCHED-CHAINALPHA- REMARK 900 KETOACID DEHYDROGENASE REMARK 900 RELATED ID: 1X7Z RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE HUMAN MITOCHONDRIAL BRANCHED-CHAINALPHA- REMARK 900 KETOACID DEHYDROGENASE REMARK 900 RELATED ID: 1X80 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE HUMAN MITOCHONDRIAL BRANCHED-CHAINALPHA- REMARK 900 KETOACID DEHYDROGENASE REMARK 900 RELATED ID: 2BEU RELATED DB: PDB REMARK 900 REACTIVITY MODULATION OF HUMAN BRANCHED-CHAIN ALPHA-KETOACID REMARK 900 DEHYDROGENASE BY AN INTERNAL MOLECULAR SWITCH REMARK 900 RELATED ID: 2BEV RELATED DB: PDB REMARK 900 REACTIVITY MODULATION OF HUMAN BRANCHED-CHAIN ALPHA-KETOACID REMARK 900 DEHYDROGENASE BY AN INTERNAL MOLECULAR SWITCH REMARK 900 RELATED ID: 2BEW RELATED DB: PDB REMARK 900 REACTIVITY MODULATION OF HUMAN BRANCHED-CHAIN ALPHA-KETOACID REMARK 900 DEHYDROGENASE BY AN INTERNAL MOLECULAR SWITCH REMARK 900 RELATED ID: 2BFC RELATED DB: PDB REMARK 900 REACTIVITY MODULATION OF HUMAN BRANCHED-CHAIN ALPHA-KETOACID REMARK 900 DEHYDROGENASE BY AN INTERNAL MOLECULAR SWITCH REMARK 900 RELATED ID: 2BFD RELATED DB: PDB REMARK 900 REACTIVITY MODULATION OF HUMAN BRANCHED-CHAIN ALPHA-KETOACID REMARK 900 DEHYDROGENASE BY AN INTERNAL MOLECULAR SWITCH REMARK 900 RELATED ID: 2BFE RELATED DB: PDB REMARK 900 REACTIVITY MODULATION OF HUMAN BRANCHED-CHAIN ALPHA-KETOACID REMARK 900 DEHYDROGENASE BY AN INTERNAL MOLECULAR SWITCH REMARK 900 RELATED ID: 2BFF RELATED DB: PDB REMARK 900 REACTIVITY MODULATION OF HUMAN BRANCHED-CHAIN ALPHA-KETOACID REMARK 900 DEHYDROGENASE BY AN INTERNAL MOLECULAR SWITCH DBREF 2BFB A 1 400 UNP P12694 ODBA_HUMAN 46 445 DBREF 2BFB B 1 342 UNP P21953 ODBB_HUMAN 51 392 SEQADV 2BFB ALA A 112 UNP P12694 GLN 157 ENGINEERED MUTATION SEQADV 2BFB ALA A 291 UNP P12694 HIS 336 CONFLICT SEQADV 2BFB PHE A 300 UNP P12694 TYR 345 CONFLICT SEQRES 1 A 400 SER SER LEU ASP ASP LYS PRO GLN PHE PRO GLY ALA SER SEQRES 2 A 400 ALA GLU PHE ILE ASP LYS LEU GLU PHE ILE GLN PRO ASN SEQRES 3 A 400 VAL ILE SER GLY ILE PRO ILE TYR ARG VAL MET ASP ARG SEQRES 4 A 400 GLN GLY GLN ILE ILE ASN PRO SER GLU ASP PRO HIS LEU SEQRES 5 A 400 PRO LYS GLU LYS VAL LEU LYS LEU TYR LYS SER MET THR SEQRES 6 A 400 LEU LEU ASN THR MET ASP ARG ILE LEU TYR GLU SER GLN SEQRES 7 A 400 ARG GLN GLY ARG ILE SER PHE TYR MET THR ASN TYR GLY SEQRES 8 A 400 GLU GLU GLY THR HIS VAL GLY SER ALA ALA ALA LEU ASP SEQRES 9 A 400 ASN THR ASP LEU VAL PHE GLY ALA TYR ARG GLU ALA GLY SEQRES 10 A 400 VAL LEU MET TYR ARG ASP TYR PRO LEU GLU LEU PHE MET SEQRES 11 A 400 ALA GLN CYS TYR GLY ASN ILE SER ASP LEU GLY LYS GLY SEQRES 12 A 400 ARG GLN MET PRO VAL HIS TYR GLY CYS LYS GLU ARG HIS SEQRES 13 A 400 PHE VAL THR ILE SER SER PRO LEU ALA THR GLN ILE PRO SEQRES 14 A 400 GLN ALA VAL GLY ALA ALA TYR ALA ALA LYS ARG ALA ASN SEQRES 15 A 400 ALA ASN ARG VAL VAL ILE CYS TYR PHE GLY GLU GLY ALA SEQRES 16 A 400 ALA SER GLU GLY ASP ALA HIS ALA GLY PHE ASN PHE ALA SEQRES 17 A 400 ALA THR LEU GLU CYS PRO ILE ILE PHE PHE CYS ARG ASN SEQRES 18 A 400 ASN GLY TYR ALA ILE SER THR PRO THR SER GLU GLN TYR SEQRES 19 A 400 ARG GLY ASP GLY ILE ALA ALA ARG GLY PRO GLY TYR GLY SEQRES 20 A 400 ILE MET SER ILE ARG VAL ASP GLY ASN ASP VAL PHE ALA SEQRES 21 A 400 VAL TYR ASN ALA THR LYS GLU ALA ARG ARG ARG ALA VAL SEQRES 22 A 400 ALA GLU ASN GLN PRO PHE LEU ILE GLU ALA MET THR TYR SEQRES 23 A 400 ARG ILE GLY HIS ALA SER THR SER ASP ASP SER SER ALA SEQRES 24 A 400 PHE ARG SER VAL ASP GLU VAL ASN TYR TRP ASP LYS GLN SEQRES 25 A 400 ASP HIS PRO ILE SER ARG LEU ARG HIS TYR LEU LEU SER SEQRES 26 A 400 GLN GLY TRP TRP ASP GLU GLU GLN GLU LYS ALA TRP ARG SEQRES 27 A 400 LYS GLN SER ARG ARG LYS VAL MET GLU ALA PHE GLU GLN SEQRES 28 A 400 ALA GLU ARG LYS PRO LYS PRO ASN PRO ASN LEU LEU PHE SEQRES 29 A 400 SER ASP VAL TYR GLN GLU MET PRO ALA GLN LEU ARG LYS SEQRES 30 A 400 GLN GLN GLU SER LEU ALA ARG HIS LEU GLN THR TYR GLY SEQRES 31 A 400 GLU HIS TYR PRO LEU ASP HIS PHE ASP LYS SEQRES 1 B 342 VAL ALA HIS PHE THR PHE GLN PRO ASP PRO GLU PRO ARG SEQRES 2 B 342 GLU TYR GLY GLN THR GLN LYS MET ASN LEU PHE GLN SER SEQRES 3 B 342 VAL THR SER ALA LEU ASP ASN SER LEU ALA LYS ASP PRO SEQRES 4 B 342 THR ALA VAL ILE PHE GLY GLU ASP VAL ALA PHE GLY GLY SEQRES 5 B 342 VAL PHE ARG CYS THR VAL GLY LEU ARG ASP LYS TYR GLY SEQRES 6 B 342 LYS ASP ARG VAL PHE ASN THR PRO LEU CYS GLU GLN GLY SEQRES 7 B 342 ILE VAL GLY PHE GLY ILE GLY ILE ALA VAL THR GLY ALA SEQRES 8 B 342 THR ALA ILE ALA GLU ILE GLN PHE ALA ASP TYR ILE PHE SEQRES 9 B 342 PRO ALA PHE ASP GLN ILE VAL ASN GLU ALA ALA LYS TYR SEQRES 10 B 342 ARG TYR ARG SER GLY ASP LEU PHE ASN CYS GLY SER LEU SEQRES 11 B 342 THR ILE ARG SER PRO TRP GLY CYS VAL GLY HIS GLY ALA SEQRES 12 B 342 LEU TYR HIS SER GLN SER PRO GLU ALA PHE PHE ALA HIS SEQRES 13 B 342 CYS PRO GLY ILE LYS VAL VAL ILE PRO ARG SER PRO PHE SEQRES 14 B 342 GLN ALA LYS GLY LEU LEU LEU SER CYS ILE GLU ASP LYS SEQRES 15 B 342 ASN PRO CYS ILE PHE PHE GLU PRO LYS ILE LEU TYR ARG SEQRES 16 B 342 ALA ALA ALA GLU GLU VAL PRO ILE GLU PRO TYR ASN ILE SEQRES 17 B 342 PRO LEU SER GLN ALA GLU VAL ILE GLN GLU GLY SER ASP SEQRES 18 B 342 VAL THR LEU VAL ALA TRP GLY THR GLN VAL HIS VAL ILE SEQRES 19 B 342 ARG GLU VAL ALA SER MET ALA LYS GLU LYS LEU GLY VAL SEQRES 20 B 342 SER CYS GLU VAL ILE ASP LEU ARG THR ILE ILE PRO TRP SEQRES 21 B 342 ASP VAL ASP THR ILE CYS LYS SER VAL ILE LYS THR GLY SEQRES 22 B 342 ARG LEU LEU ILE SER HIS GLU ALA PRO LEU THR GLY GLY SEQRES 23 B 342 PHE ALA SER GLU ILE SER SER THR VAL GLN GLU GLU CYS SEQRES 24 B 342 PHE LEU ASN LEU GLU ALA PRO ILE SER ARG VAL CYS GLY SEQRES 25 B 342 TYR ASP THR PRO PHE PRO HIS ILE PHE GLU PRO PHE TYR SEQRES 26 B 342 ILE PRO ASP LYS TRP LYS CYS TYR ASP ALA LEU ARG LYS SEQRES 27 B 342 MET ILE ASN TYR HET K A1401 1 HET MN A1402 1 HET CL A1403 1 HET TPP A1404 26 HET CL A1505 1 HET K B1343 1 HET GOL B1344 6 HET MRD B1345 8 HETNAM K POTASSIUM ION HETNAM MN MANGANESE (II) ION HETNAM CL CHLORIDE ION HETNAM TPP THIAMINE DIPHOSPHATE HETNAM GOL GLYCEROL HETNAM MRD (4R)-2-METHYLPENTANE-2,4-DIOL HETSYN GOL GLYCERIN; PROPANE-1,2,3-TRIOL FORMUL 3 K 2(K 1+) FORMUL 4 MN MN 2+ FORMUL 5 CL 2(CL 1-) FORMUL 6 TPP C12 H19 N4 O7 P2 S 1+ FORMUL 9 GOL C3 H8 O3 FORMUL 10 MRD C6 H14 O2 FORMUL 11 HOH *644(H2 O) HELIX 1 1 ASN A 45 ASP A 49 5 5 HELIX 2 2 PRO A 53 GLN A 80 1 28 HELIX 3 3 GLU A 92 LEU A 103 1 12 HELIX 4 4 GLU A 115 ARG A 122 1 8 HELIX 5 5 PRO A 125 GLY A 135 1 11 HELIX 6 6 THR A 166 ASN A 182 1 17 HELIX 7 7 GLY A 194 SER A 197 5 4 HELIX 8 8 GLU A 198 LEU A 211 1 14 HELIX 9 9 SER A 231 GLN A 233 5 3 HELIX 10 10 ILE A 239 GLY A 247 5 9 HELIX 11 11 ASP A 257 ASN A 276 1 20 HELIX 12 12 HIS A 314 GLY A 327 1 14 HELIX 13 13 ASP A 330 LYS A 355 1 26 HELIX 14 14 ASN A 359 PHE A 364 5 6 HELIX 15 15 PRO A 372 GLY A 390 1 19 HELIX 16 16 GLU A 391 TYR A 393 5 3 HELIX 17 17 PRO A 394 HIS A 397 5 4 HELIX 18 18 ASN B 22 ASP B 38 1 17 HELIX 19 19 GLY B 59 GLY B 65 1 7 HELIX 20 20 CYS B 75 THR B 89 1 15 HELIX 21 21 PHE B 99 ILE B 103 5 5 HELIX 22 22 ILE B 103 PRO B 105 5 3 HELIX 23 23 ALA B 106 ASN B 112 1 7 HELIX 24 24 GLU B 113 ALA B 115 5 3 HELIX 25 25 LYS B 116 SER B 121 1 6 HELIX 26 26 GLY B 142 HIS B 146 5 5 HELIX 27 27 PRO B 150 HIS B 156 1 7 HELIX 28 28 SER B 167 ASP B 181 1 15 HELIX 29 29 ILE B 192 TYR B 194 5 3 HELIX 30 30 THR B 229 GLY B 246 1 18 HELIX 31 31 ASP B 261 GLY B 273 1 13 HELIX 32 32 GLY B 286 PHE B 300 1 15 HELIX 33 33 LEU B 301 LEU B 303 5 3 HELIX 34 34 PHE B 321 ILE B 326 1 6 HELIX 35 35 ASP B 328 ASN B 341 1 14 SHEET 1 AA 6 ILE A 33 TYR A 34 0 SHEET 2 AA 6 MET A 249 ASP A 254 1 O ARG A 252 N TYR A 34 SHEET 3 AA 6 PHE A 279 MET A 284 1 O LEU A 280 N ILE A 251 SHEET 4 AA 6 ILE A 215 ASN A 221 1 O ILE A 215 N PHE A 279 SHEET 5 AA 6 VAL A 187 GLY A 192 1 O VAL A 187 N ILE A 216 SHEET 6 AA 6 LEU A 108 PHE A 110 1 O LEU A 108 N ILE A 188 SHEET 1 AB 2 TYR A 224 ALA A 225 0 SHEET 2 AB 2 THR A 228 PRO A 229 -1 O THR A 228 N ALA A 225 SHEET 1 BA 2 THR B 18 MET B 21 0 SHEET 2 BA 2 GLU B 199 PRO B 202 -1 O GLU B 199 N MET B 21 SHEET 1 BB 7 VAL B 69 ASN B 71 0 SHEET 2 BB 7 VAL B 42 GLY B 45 1 O ILE B 43 N PHE B 70 SHEET 3 BB 7 ALA B 93 GLU B 96 1 O ILE B 94 N PHE B 44 SHEET 4 BB 7 LEU B 130 TRP B 136 1 O THR B 131 N ALA B 95 SHEET 5 BB 7 CYS B 185 PRO B 190 1 O CYS B 185 N ILE B 132 SHEET 6 BB 7 LYS B 161 VAL B 163 1 O LYS B 161 N ILE B 186 SHEET 7 BB 7 THR B 256 ILE B 258 -1 N ILE B 257 O VAL B 162 SHEET 1 BC 5 GLU B 214 GLN B 217 0 SHEET 2 BC 5 CYS B 249 ASP B 253 -1 O VAL B 251 N ILE B 216 SHEET 3 BC 5 VAL B 222 ALA B 226 1 O VAL B 222 N GLU B 250 SHEET 4 BC 5 LEU B 275 PRO B 282 1 O LEU B 276 N VAL B 225 SHEET 5 BC 5 SER B 308 GLY B 312 1 O SER B 308 N ILE B 277 LINK O SER A 161 K K A1401 1555 1555 2.87 LINK OG SER A 161 K K A1401 1555 1555 2.93 LINK O PRO A 163 K K A1401 1555 1555 2.65 LINK OG1 THR A 166 K K A1401 1555 1555 3.07 LINK OE1 GLN A 167 K K A1401 1555 1555 2.87 LINK OE1 GLU A 193 MN MN A1402 1555 1555 2.21 LINK OD1 ASN A 222 MN MN A1402 1555 1555 2.24 LINK O TYR A 224 MN MN A1402 1555 1555 2.27 LINK K K A1401 O HOH A2132 1555 1555 2.65 LINK K K A1401 O HOH A2198 1555 1555 2.66 LINK MN MN A1402 O1A TPP A1404 1555 1555 2.13 LINK MN MN A1402 O2B TPP A1404 1555 1555 2.12 LINK MN MN A1402 O HOH A2360 1555 1555 2.37 LINK O GLY B 128 K K B1343 1555 1555 2.72 LINK O LEU B 130 K K B1343 1555 1555 2.92 LINK OG1 THR B 131 K K B1343 1555 1555 3.44 LINK O CYS B 178 K K B1343 1555 1555 2.70 LINK O ASP B 181 K K B1343 1555 1555 2.89 LINK O ASN B 183 K K B1343 1555 1555 2.67 LINK K K B1343 O HOH B2135 1555 1555 2.95 CISPEP 1 ILE B 258 PRO B 259 0 -15.72 SITE 1 AC1 6 SER A 161 PRO A 163 THR A 166 GLN A 167 SITE 2 AC1 6 HOH A2132 HOH A2198 SITE 1 AC2 5 GLU A 193 ASN A 222 TYR A 224 TPP A1404 SITE 2 AC2 5 HOH A2360 SITE 1 AC3 6 ALA A 112 LEU A 164 ALA A 165 GLN A 167 SITE 2 AC3 6 ALA A 195 HOH A2211 SITE 1 AC4 2 TYR A 113 HOH A2195 SITE 1 AC5 7 GLY B 128 LEU B 130 THR B 131 CYS B 178 SITE 2 AC5 7 ASP B 181 ASN B 183 HOH B2135 SITE 1 AC6 25 TYR A 113 ARG A 114 SER A 162 LEU A 164 SITE 2 AC6 25 GLY A 192 GLU A 193 GLY A 194 ALA A 195 SITE 3 AC6 25 GLU A 198 ARG A 220 ASN A 222 TYR A 224 SITE 4 AC6 25 ALA A 225 ILE A 226 MN A1402 HOH A2120 SITE 5 AC6 25 HOH A2211 HOH A2275 HOH A2360 HOH A2361 SITE 6 AC6 25 GLU B 46 LEU B 74 GLU B 76 GLN B 98 SITE 7 AC6 25 TYR B 102 SITE 1 AC7 6 ILE A 73 GLU A 76 GLN A 80 ARG A 82 SITE 2 AC7 6 VAL B 58 HOH B2060 SITE 1 AC8 7 GLN A 374 TRP B 260 THR B 284 GLU B 290 SITE 2 AC8 7 THR B 294 ARG B 309 HOH B2283 CRYST1 145.781 145.781 69.372 90.00 90.00 120.00 P 31 2 1 6 ORIGX1 1.000000 0.000000 0.000000 0.00000 ORIGX2 0.000000 1.000000 0.000000 0.00000 ORIGX3 0.000000 0.000000 1.000000 0.00000 SCALE1 0.006860 0.003960 0.000000 0.00000 SCALE2 0.000000 0.007921 0.000000 0.00000 SCALE3 0.000000 0.000000 0.014415 0.00000