HEADER OXIDOREDUCTASE 06-DEC-04 2BFD 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, CONFORMATIONAL SWITCH 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 2BFD 1 REMARK REVDAT 6 04-AUG-21 2BFD 1 COMPND REMARK HET HETNAM REVDAT 6 2 1 FORMUL LINK SITE ATOM REVDAT 5 08-MAY-19 2BFD 1 REMARK REVDAT 4 06-MAR-19 2BFD 1 REMARK REVDAT 3 13-JUL-11 2BFD 1 VERSN REVDAT 2 24-FEB-09 2BFD 1 VERSN REVDAT 1 16-FEB-06 2BFD 0 JRNL AUTH M.MACHIUS,R.M.WYNN,J.L.CHUANG,J.LI,R.KLUGER,D.YU, JRNL AUTH 2 D.R.TOMCHICK,C.A.BRAUTIGAM,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. 1.39 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) : 1.39 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 30.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 97.8 REMARK 3 NUMBER OF REFLECTIONS : 160253 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) : 0.150 REMARK 3 R VALUE (WORKING SET) : 0.149 REMARK 3 FREE R VALUE : 0.170 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 1.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1633 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) : 1.39 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.43 REMARK 3 REFLECTION IN BIN (WORKING SET) : 10967 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.2360 REMARK 3 BIN FREE R VALUE SET COUNT : 115 REMARK 3 BIN FREE R VALUE : 0.2520 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 5571 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 44 REMARK 3 SOLVENT ATOMS : 601 REMARK 3 REMARK 3 B VALUES. REMARK 3 B VALUE TYPE : LIKELY RESIDUAL REMARK 3 FROM WILSON PLOT (A**2) : 16.12 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 17.02 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.30000 REMARK 3 B22 (A**2) : 0.30000 REMARK 3 B33 (A**2) : -0.45000 REMARK 3 B12 (A**2) : 0.15000 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): 0.047 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.049 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.031 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 1.500 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.974 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.966 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 6264 ; 0.021 ; 0.021 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 8549 ; 2.086 ; 1.938 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 797 ; 6.256 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 302 ;35.656 ;23.477 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 1031 ;13.398 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 47 ;18.335 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 890 ; 0.143 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 4989 ; 0.012 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 3356 ; 0.236 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 4455 ; 0.325 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 581 ; 0.192 ; 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): 215 ; 0.208 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 63 ; 0.225 ; 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): 3828 ; 1.153 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 6226 ; 1.983 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 2469 ; 3.211 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 2323 ; 4.816 ; 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 : 9 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): 48.4480 -6.0660 32.1480 REMARK 3 T TENSOR REMARK 3 T11: .0059 T22: .0070 REMARK 3 T33: .0687 T12: -.0064 REMARK 3 T13: .0313 T23: .0453 REMARK 3 L TENSOR REMARK 3 L11: .9742 L22: .1283 REMARK 3 L33: 1.7707 L12: .1813 REMARK 3 L13: -.4318 L23: -.1505 REMARK 3 S TENSOR REMARK 3 S11: .0397 S12: -.0349 S13: .1129 REMARK 3 S21: -.0109 S22: .0980 S23: .3905 REMARK 3 S31: -.1938 S32: -.1102 S33: -.1377 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): 64.9390 16.3700 5.6530 REMARK 3 T TENSOR REMARK 3 T11: .0083 T22: -.0205 REMARK 3 T33: -.0328 T12: .0229 REMARK 3 T13: -.0085 T23: .0095 REMARK 3 L TENSOR REMARK 3 L11: .6069 L22: .4070 REMARK 3 L33: .6269 L12: -.0551 REMARK 3 L13: -.0243 L23: -.2509 REMARK 3 S TENSOR REMARK 3 S11: .0309 S12: .1389 S13: .0426 REMARK 3 S21: -.0345 S22: .0106 S23: .0622 REMARK 3 S31: -.0883 S32: -.0682 S33: -.0414 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): 101.3260 18.3870 6.6520 REMARK 3 T TENSOR REMARK 3 T11: -.0012 T22: .0795 REMARK 3 T33: -.0159 T12: -.0702 REMARK 3 T13: .0185 T23: .0589 REMARK 3 L TENSOR REMARK 3 L11: .9922 L22: .6803 REMARK 3 L33: .2707 L12: -.1441 REMARK 3 L13: -.2078 L23: -.2031 REMARK 3 S TENSOR REMARK 3 S11: -.0135 S12: .1237 S13: .1169 REMARK 3 S21: -.0875 S22: -.0790 S23: -.1485 REMARK 3 S31: -.1720 S32: .3278 S33: .0925 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 2 B 4 REMARK 3 ORIGIN FOR THE GROUP (A): 98.8060 -.8710 49.0350 REMARK 3 T TENSOR REMARK 3 T11: .0012 T22: .0021 REMARK 3 T33: .0022 T12: -.0002 REMARK 3 T13: .0012 T23: .0006 REMARK 3 L TENSOR REMARK 3 L11: 130.7118 L22: 133.8181 REMARK 3 L33: 62.1890 L12: 36.1491 REMARK 3 L13: 44.3050 L23: -9.7945 REMARK 3 S TENSOR REMARK 3 S11: .0579 S12: -.6741 S13: -.1236 REMARK 3 S21: .3368 S22: .1421 S23: .7159 REMARK 3 S31: .2305 S32: -.2533 S33: -.2001 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 14 B 191 REMARK 3 ORIGIN FOR THE GROUP (A): 84.2690 12.5790 34.6760 REMARK 3 T TENSOR REMARK 3 T11: .0338 T22: -.0133 REMARK 3 T33: -.0273 T12: -.0364 REMARK 3 T13: -.0121 T23: -.0062 REMARK 3 L TENSOR REMARK 3 L11: .3553 L22: .3299 REMARK 3 L33: .7128 L12: -.0096 REMARK 3 L13: .0003 L23: -.1682 REMARK 3 S TENSOR REMARK 3 S11: .0198 S12: -.0655 S13: .0565 REMARK 3 S21: .0961 S22: -.0473 S23: -.0303 REMARK 3 S31: -.1594 S32: .1161 S33: .0275 REMARK 3 REMARK 3 TLS GROUP : 6 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): 106.6400 3.9160 37.3710 REMARK 3 T TENSOR REMARK 3 T11: -.0455 T22: .1203 REMARK 3 T33: -.0103 T12: -.0457 REMARK 3 T13: -.0481 T23: .0384 REMARK 3 L TENSOR REMARK 3 L11: .5395 L22: .5436 REMARK 3 L33: .6439 L12: .0367 REMARK 3 L13: -.0783 L23: -.1421 REMARK 3 S TENSOR REMARK 3 S11: .0106 S12: -.1091 S13: .0091 REMARK 3 S21: .1063 S22: -.0812 S23: -.1996 REMARK 3 S31: -.0635 S32: .3134 S33: .0707 REMARK 3 REMARK 3 TLS GROUP : 7 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : A 601 A 601 REMARK 3 ORIGIN FOR THE GROUP (A): 73.0920 2.5360 8.0010 REMARK 3 T TENSOR REMARK 3 T11: .0236 T22: -.0043 REMARK 3 T33: -.0191 T12: .0172 REMARK 3 T13: -.0115 T23: .0006 REMARK 3 L TENSOR REMARK 3 L11: 2.2101 L22: 1.2369 REMARK 3 L33: .0961 L12: -1.6534 REMARK 3 L13: .4609 L23: -.3448 REMARK 3 S TENSOR REMARK 3 S11: -.0409 S12: .0280 S13: .3187 REMARK 3 S21: -.1750 S22: -.0575 S23: -.0423 REMARK 3 S31: -.0717 S32: -.0726 S33: .0984 REMARK 3 REMARK 3 TLS GROUP : 8 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : B 701 B 701 REMARK 3 ORIGIN FOR THE GROUP (A): 104.6020 9.5320 21.2610 REMARK 3 T TENSOR REMARK 3 T11: .0007 T22: .0005 REMARK 3 T33: .0010 T12: -.0004 REMARK 3 T13: .0008 T23: -.0007 REMARK 3 L TENSOR REMARK 3 L11: 9.8394 L22: 21.0508 REMARK 3 L33: 17.1642 L12: 4.4307 REMARK 3 L13: 4.8023 L23: 13.1533 REMARK 3 S TENSOR REMARK 3 S11: .0307 S12: -.2784 S13: -.0947 REMARK 3 S21: .3918 S22: -.2235 S23: -.0033 REMARK 3 S31: .2456 S32: .0315 S33: .1928 REMARK 3 REMARK 3 TLS GROUP : 9 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : B 901 B 901 REMARK 3 ORIGIN FOR THE GROUP (A): 79.3660 17.2570 53.3370 REMARK 3 T TENSOR REMARK 3 T11: .0000 T22: .0000 REMARK 3 T33: .0000 T12: .0000 REMARK 3 T13: .0000 T23: .0000 REMARK 3 L TENSOR REMARK 3 L11: .0001 L22: .0001 REMARK 3 L33: .0000 L12: -.0001 REMARK 3 L13: .0000 L23: .0000 REMARK 3 S TENSOR REMARK 3 S11: .0000 S12: .0000 S13: .0000 REMARK 3 S21: .0000 S22: .0000 S23: .0000 REMARK 3 S31: .0000 S32: .0000 S33: .0000 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : BABINET MODEL WITH 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. REMARK 4 REMARK 4 2BFD 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_1290021882. 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 : 161893 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.400 REMARK 200 RESOLUTION RANGE LOW (A) : 20.370 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.2 REMARK 200 DATA REDUNDANCY : 9.400 REMARK 200 R MERGE (I) : 0.07000 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 19.8000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.40 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.42 REMARK 200 COMPLETENESS FOR SHELL (%) : 97.2 REMARK 200 DATA REDUNDANCY IN SHELL : 4.40 REMARK 200 R MERGE FOR SHELL (I) : 0.67000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 1.900 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 23.08233 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 46.16467 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 46.16467 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 23.08233 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: 28140 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 43520 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -189.1 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 46.16467 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 B2098 LIES ON A SPECIAL POSITION. REMARK 400 REMARK 400 COMPOUND REMARK 400 ENGINEERED RESIDUE IN CHAIN A, ALA 113 FROM TYR REMARK 400 3-METHYL-2-OXOBUTANOATE + [DIHYDROLIPOYLLYSINE-RESIDUE REMARK 400 (2-METHYLPROPANOYL)TRANSFERASE] LIPOYLLYSINE ==> REMARK 400 [DIHYDROLIPOYLLYSINE-RESIDUE (2-METHYLPROPANOYL) REMARK 400 TRANSFERASE] S-(2-METHYLPROPANOYL)DIHYDROLIPOYLLYSINE + CO2 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 HIS A 290 REMARK 465 ALA A 291 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 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 IN SAME ASYMMETRIC UNIT REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 OE1 GLN A 112 O HOH A 2119 1.11 REMARK 500 OE1 GLU A 92 CD ARG A 220 2.07 REMARK 500 ND1 HIS A 149 O HOH A 2162 2.08 REMARK 500 OE1 GLU A 92 O HOH A 2105 2.15 REMARK 500 CE1 HIS A 149 O HOH A 2162 2.16 REMARK 500 REMARK 500 REMARK: NULL 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 OE1 GLN A 326 CG GLU A 370 3664 1.88 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS 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,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) 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 RES CSSEQI ATM2 DEVIATION REMARK 500 SER A 162 CA SER A 162 CB 0.119 REMARK 500 SER A 162 CB SER A 162 OG 0.098 REMARK 500 ARG A 220 NE ARG A 220 CZ 0.106 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 MET A 37 CG - SD - CE ANGL. DEV. = -11.4 DEGREES REMARK 500 ARG A 114 N - CA - CB ANGL. DEV. = -11.2 DEGREES REMARK 500 ARG A 180 NE - CZ - NH1 ANGL. DEV. = 3.8 DEGREES REMARK 500 ARG A 220 NE - CZ - NH1 ANGL. DEV. = 5.1 DEGREES REMARK 500 ARG A 252 NE - CZ - NH2 ANGL. DEV. = -4.2 DEGREES REMARK 500 ASP A 313 CB - CG - OD2 ANGL. DEV. = 5.5 DEGREES REMARK 500 GLU A 370 CG - CD - OE2 ANGL. DEV. = -12.1 DEGREES REMARK 500 ARG B 61 NE - CZ - NH1 ANGL. DEV. = 6.5 DEGREES REMARK 500 ARG B 61 NE - CZ - NH2 ANGL. DEV. = -5.2 DEGREES REMARK 500 ARG B 195 NE - CZ - NH2 ANGL. DEV. = -3.2 DEGREES REMARK 500 ARG B 309 NE - CZ - NH2 ANGL. DEV. = -3.4 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 GLN A 112 -48.90 -138.04 REMARK 500 GLN A 112 -151.42 -159.73 REMARK 500 ALA A 113 -55.63 -173.43 REMARK 500 ALA A 113 80.62 28.73 REMARK 500 ARG A 114 45.95 -102.50 REMARK 500 ARG A 114 -94.15 66.27 REMARK 500 GLU A 115 19.74 57.72 REMARK 500 ALA A 165 -5.60 73.61 REMARK 500 GLU A 212 64.86 62.94 REMARK 500 ILE A 226 -109.60 51.50 REMARK 500 SER A 325 -24.14 171.24 REMARK 500 VAL B 139 19.17 -146.04 REMARK 500 HIS B 141 21.92 -153.96 REMARK 500 HIS B 141 18.49 -146.68 REMARK 500 ALA B 143 -142.64 56.57 REMARK 500 SER B 147 -4.67 -140.12 REMARK 500 LYS B 182 39.34 -88.08 REMARK 500 ALA B 196 -166.63 -65.67 REMARK 500 ARG B 255 -61.03 69.06 REMARK 500 HIS B 319 -75.47 -72.17 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS REMARK 500 REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH REMARK 500 CIS AND TRANS CONFORMATION. CIS BONDS, IF ANY, ARE LISTED REMARK 500 ON CISPEP RECORDS. TRANS IS DEFINED AS 180 +/- 30 AND REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES. REMARK 500 MODEL OMEGA REMARK 500 GLN A 112 ALA A 113 135.44 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 A2094 DISTANCE = 6.33 ANGSTROMS REMARK 525 HOH B2023 DISTANCE = 5.90 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 A 501 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLN A 112 OE1 REMARK 620 2 SER A 161 O 64.6 REMARK 620 3 SER A 161 OG 129.0 64.5 REMARK 620 4 PRO A 163 O 70.2 85.4 102.1 REMARK 620 5 THR A 166 OG1 135.2 132.3 80.4 70.8 REMARK 620 6 GLN A 167 OE1 75.6 136.1 152.3 98.5 89.1 REMARK 620 7 HOH A2117 O 86.3 75.6 84.9 154.6 134.5 84.3 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MN A 503 MN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 193 OE1 REMARK 620 2 GLU A 193 OE2 52.6 REMARK 620 3 ASN A 222 OD1 86.3 99.3 REMARK 620 4 TYR A 224 O 121.1 73.3 80.5 REMARK 620 5 TPP A 601 O2B 152.9 152.7 93.9 85.5 REMARK 620 6 TPP A 601 O1A 89.7 81.6 174.1 105.2 87.7 REMARK 620 7 HOH A2339 O 74.0 126.2 81.7 155.6 79.2 93.1 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 K B 502 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLY B 128 O REMARK 620 2 LEU B 130 O 85.2 REMARK 620 3 THR B 131 OG1 137.6 64.0 REMARK 620 4 CYS B 178 O 150.8 121.8 60.5 REMARK 620 5 ASP B 181 O 67.3 152.2 141.0 85.9 REMARK 620 6 ASN B 183 O 72.0 82.7 127.1 118.7 84.9 REMARK 620 7 HOH B2148 O 95.4 76.7 51.3 81.9 108.8 156.7 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 A 501 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MN A 503 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL A 504 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE K B 502 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE TPP A 601 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL B 701 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MPD B 901 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: 2BFB 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: 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 2BFD A 1 400 UNP P12694 ODBA_HUMAN 46 445 DBREF 2BFD B 1 342 UNP P21953 ODBB_HUMAN 51 392 SEQADV 2BFD ALA A 113 UNP P12694 TYR 158 ENGINEERED MUTATION SEQADV 2BFD SER A 292 UNP P12694 HIS 336 CONFLICT SEQADV 2BFD 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 GLN ALA 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 A 501 1 HET MN A 503 1 HET CL A 504 1 HET TPP A 601 26 HET K B 502 1 HET GOL B 701 6 HET MPD B 901 8 HETNAM K POTASSIUM ION HETNAM MN MANGANESE (II) ION HETNAM CL CHLORIDE ION HETNAM TPP THIAMINE DIPHOSPHATE HETNAM GOL GLYCEROL HETNAM MPD (4S)-2-METHYL-2,4-PENTANEDIOL HETSYN GOL GLYCERIN; PROPANE-1,2,3-TRIOL FORMUL 3 K 2(K 1+) FORMUL 4 MN MN 2+ FORMUL 5 CL CL 1- FORMUL 6 TPP C12 H19 N4 O7 P2 S 1+ FORMUL 8 GOL C3 H8 O3 FORMUL 9 MPD C6 H14 O2 FORMUL 10 HOH *601(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 ALA A 102 1 11 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 243 5 5 HELIX 11 11 GLY A 243 GLY A 247 5 5 HELIX 12 12 ASP A 257 ASN A 276 1 20 HELIX 13 13 HIS A 314 LEU A 324 1 11 HELIX 14 14 ASP A 330 LYS A 355 1 26 HELIX 15 15 ASN A 359 PHE A 364 5 6 HELIX 16 16 PRO A 372 GLY A 390 1 19 HELIX 17 17 GLU A 391 TYR A 393 5 3 HELIX 18 18 PRO A 394 HIS A 397 5 4 HELIX 19 19 ASN B 22 ASP B 38 1 17 HELIX 20 20 GLY B 59 GLY B 65 1 7 HELIX 21 21 CYS B 75 THR B 89 1 15 HELIX 22 22 PHE B 99 ILE B 103 5 5 HELIX 23 23 ILE B 103 PRO B 105 5 3 HELIX 24 24 ALA B 106 ASN B 112 1 7 HELIX 25 25 GLU B 113 ALA B 115 5 3 HELIX 26 26 LYS B 116 SER B 121 1 6 HELIX 27 27 GLY B 142 HIS B 146 5 5 HELIX 28 28 PRO B 150 HIS B 156 1 7 HELIX 29 29 SER B 167 ASP B 181 1 15 HELIX 30 30 ILE B 192 TYR B 194 5 3 HELIX 31 31 THR B 229 GLY B 246 1 18 HELIX 32 32 ASP B 261 GLY B 273 1 13 HELIX 33 33 GLY B 286 PHE B 300 1 15 HELIX 34 34 LEU B 301 LEU B 303 5 3 HELIX 35 35 PHE B 321 ILE B 326 1 6 HELIX 36 36 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 OE1BGLN A 112 K K A 501 1555 1555 3.04 LINK O SER A 161 K K A 501 1555 1555 2.84 LINK OG SER A 161 K K A 501 1555 1555 2.82 LINK O PRO A 163 K K A 501 1555 1555 2.60 LINK OG1 THR A 166 K K A 501 1555 1555 2.84 LINK OE1 GLN A 167 K K A 501 1555 1555 2.81 LINK OE1 GLU A 193 MN MN A 503 1555 1555 2.20 LINK OE2 GLU A 193 MN MN A 503 1555 1555 2.70 LINK OD1 ASN A 222 MN MN A 503 1555 1555 2.17 LINK O TYR A 224 MN MN A 503 1555 1555 2.17 LINK K K A 501 O HOH A2117 1555 1555 2.70 LINK MN MN A 503 O2B TPP A 601 1555 1555 2.15 LINK MN MN A 503 O1A TPP A 601 1555 1555 2.10 LINK MN MN A 503 O HOH A2339 1555 1555 2.37 LINK O GLY B 128 K K B 502 1555 1555 2.63 LINK O LEU B 130 K K B 502 1555 1555 2.96 LINK OG1 THR B 131 K K B 502 1555 1555 3.47 LINK O CYS B 178 K K B 502 1555 1555 2.71 LINK O ASP B 181 K K B 502 1555 1555 2.81 LINK O ASN B 183 K K B 502 1555 1555 2.70 LINK K K B 502 O HOH B2148 1555 1555 2.84 CISPEP 1 ILE B 258 PRO B 259 0 -15.53 SITE 1 AC1 6 GLN A 112 SER A 161 PRO A 163 THR A 166 SITE 2 AC1 6 GLN A 167 HOH A2117 SITE 1 AC2 5 GLU A 193 ASN A 222 TYR A 224 TPP A 601 SITE 2 AC2 5 HOH A2339 SITE 1 AC3 5 PRO A 53 GLU A 55 GLN A 369 HOH A2071 SITE 2 AC3 5 HOH B2049 SITE 1 AC4 7 GLY B 128 LEU B 130 THR B 131 CYS B 178 SITE 2 AC4 7 ASP B 181 ASN B 183 HOH B2148 SITE 1 AC5 23 GLN A 112 ARG A 114 SER A 162 LEU A 164 SITE 2 AC5 23 GLY A 192 GLU A 193 GLY A 194 ALA A 195 SITE 3 AC5 23 GLU A 198 ARG A 220 ASN A 222 TYR A 224 SITE 4 AC5 23 ALA A 225 ILE A 226 MN A 503 HOH A2208 SITE 5 AC5 23 HOH A2339 HOH A2340 GLU B 46 LEU B 74 SITE 6 AC5 23 GLU B 76 GLN B 98 TYR B 102 SITE 1 AC6 7 GLN A 374 TRP B 260 THR B 284 GLU B 290 SITE 2 AC6 7 THR B 294 ARG B 309 HOH B2260 SITE 1 AC7 7 ILE A 73 GLU A 76 ARG A 82 PHE A 349 SITE 2 AC7 7 HOH A2090 VAL B 58 HOH B2261 CRYST1 144.839 144.839 69.247 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 0.006904 0.003986 0.000000 0.00000 SCALE2 0.000000 0.007972 0.000000 0.00000 SCALE3 0.000000 0.000000 0.014441 0.00000