PDB Short entry for 1OLU HEADER OXIDOREDUCTASE 15-AUG-03 1OLU TITLE ROLES OF HIS291-ALPHA AND HIS146-BETA' IN THE REDUCTIVE ACYLATION TITLE 2 REACTION CATALYZED BY HUMAN BRANCHED-CHAIN ALPHA-KETOACID TITLE 3 DEHYDROGENASE COMPND MOL_ID: 1; COMPND 2 MOLECULE: 2-OXOISOVALERATE DEHYDROGENASE ALPHA SUBUNIT; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: BRANCHED-CHAIN ALPHA-KETOACID DEHYDROGENASE E1 COMPONENT COMPND 5 ALPHA CHAIN, BCKDH E1-ALPHA; COMPND 6 EC: 1.2.4.4; COMPND 7 ENGINEERED: YES; COMPND 8 MUTATION: YES; COMPND 9 MOL_ID: 2; COMPND 10 MOLECULE: 2-OXOISOVALERATE DEHYDROGENASE BETA SUBUNIT; COMPND 11 CHAIN: B; COMPND 12 SYNONYM: BRANCHED-CHAIN ALPHA-KETO ACID DEHYDROGENASE E1 COMPONENT COMPND 13 BETA CHAIN, BCKDH E1-BETA; COMPND 14 EC: 1.2.4.4; COMPND 15 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: CG-712 (ES TS); SOURCE 8 EXPRESSION_SYSTEM_VECTOR: PE1BETAHIS; SOURCE 9 MOL_ID: 2; SOURCE 10 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 11 ORGANISM_COMMON: HUMAN; SOURCE 12 ORGANISM_TAXID: 9606; SOURCE 13 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 14 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 15 EXPRESSION_SYSTEM_STRAIN: CG-712 (ES TS); SOURCE 16 EXPRESSION_SYSTEM_VECTOR: PE1BETAHIS KEYWDS OXIDOREDUCTASE, KETOACID DEHYDROGENASE, BRANCHED-CHAIN, MULTI-ENZYME KEYWDS 2 COMPLEX, ACYLATION, OXIDATIVE DECARBOXYLATION OXIDOREDUCTASE, MAPLE KEYWDS 3 SYRUP URINE DISEASE, THIAMINE PHOSPHATE EXPDTA X-RAY DIFFRACTION AUTHOR R.M.WYNN,M.MACHIUS,J.L.CHUANG,J.LI,D.R.TOMCHICK,D.T.CHUANG REVDAT 6 04-AUG-21 1OLU 1 COMPND REMARK HET HETNAM REVDAT 6 2 1 FORMUL LINK SITE ATOM REVDAT 5 25-SEP-19 1OLU 1 REMARK REVDAT 4 15-MAY-19 1OLU 1 REMARK REVDAT 3 24-FEB-09 1OLU 1 VERSN REVDAT 2 30-OCT-03 1OLU 1 JRNL REVDAT 1 28-AUG-03 1OLU 0 JRNL AUTH R.M.WYNN,M.MACHIUS,J.L.CHUANG,J.LI,D.R.TOMCHICK,D.T.CHUANG JRNL TITL ROLES OF HIS291-ALPHA AND HIS146-BETA' IN THE REDUCTIVE JRNL TITL 2 ACYLATION REACTION CATALYZED BY HUMAN BRANCHED-CHAIN JRNL TITL 3 ALPHA-KETOACID DEHYDROGENASE: REFINED PHOSPHORYLATION LOOP JRNL TITL 4 STRUCTURE IN THE ACTIVE SITE. JRNL REF J.BIOL.CHEM. V. 278 43402 2003 JRNL REFN ISSN 0021-9258 JRNL PMID 12902323 JRNL DOI 10.1074/JBC.M306204200 REMARK 1 REMARK 1 REFERENCE 1 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. 274 4168 2003 REMARK 1 REFN ISSN 0021-9258 REMARK 1 PMID 11069910 REMARK 1 DOI 10.1074/JBC.M008038200 REMARK 1 REFERENCE 2 REMARK 1 AUTH A.AEVARSSON,J.L.CHUANG,R.M.WYNN,S.TURLEY,D.T.CHUANG, REMARK 1 AUTH 2 W.G.J.HOL REMARK 1 TITL CRYSTAL STRUCTURE OF HUMAN BRANCHED-CHAIN ALPHA-KETOACID REMARK 1 TITL 2 DEHYDROGENASE AND THE MOLECULAR BASIS OF MULTIENZYME COMPLEX REMARK 1 TITL 3 DEFICIENCY IN MAPLE SYRUP URINE DISEASE REMARK 1 REF STRUCTURE V. 8 277 2000 REMARK 1 REFN ISSN 0969-2126 REMARK 1 PMID 10745006 REMARK 1 DOI 10.1016/S0969-2126(00)00105-2 REMARK 2 REMARK 2 RESOLUTION. 1.90 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.1 REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN REMARK 3 REMARK 3 REFINEMENT TARGET : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.90 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 23.79 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 836405.600 REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 89.0 REMARK 3 NUMBER OF REFLECTIONS : 59317 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 SET) : 0.161 REMARK 3 FREE R VALUE : 0.200 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 2.200 REMARK 3 FREE R VALUE TEST SET COUNT : 1326 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.006 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 6 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.90 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.02 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 87.00 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 9372 REMARK 3 BIN R VALUE (WORKING SET) : 0.2060 REMARK 3 BIN FREE R VALUE : 0.2290 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 2.20 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 212 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.016 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 5558 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 53 REMARK 3 SOLVENT ATOMS : 540 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 12.20 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 21.60 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 2.15000 REMARK 3 B22 (A**2) : 2.15000 REMARK 3 B33 (A**2) : -4.30000 REMARK 3 B12 (A**2) : 1.76000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.17 REMARK 3 ESD FROM SIGMAA (A) : 0.14 REMARK 3 LOW RESOLUTION CUTOFF (A) : 5.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.22 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.13 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.014 REMARK 3 BOND ANGLES (DEGREES) : 1.600 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 22.80 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.150 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : RESTRAINED REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 1.300 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 1.910 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 2.180 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 3.160 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.39 REMARK 3 BSOL : 55.79 REMARK 3 REMARK 3 NCS MODEL : NONE REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : NULL ; NULL REMARK 3 GROUP 1 B-FACTOR (A**2) : NULL ; NULL REMARK 3 REMARK 3 PARAMETER FILE 1 : PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 3 : ION.PARAM REMARK 3 PARAMETER FILE 4 : TDP.PARAM REMARK 3 PARAMETER FILE 5 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : WATER.TOP REMARK 3 TOPOLOGY FILE 3 : ION.TOP REMARK 3 TOPOLOGY FILE 4 : TDP.TOP REMARK 3 TOPOLOGY FILE 5 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: THE FOLLOWING REGION HAD VERY POOR REMARK 3 ELECTRON DENSITY: ALPHA CHAIN RESIDUES 4 THROUGH 14. SIDE CHAINS REMARK 3 OF THE FOLLOWING RESIDUES DID HAVE POORLY DEFINED ELECTRON REMARK 3 DENSITY AND WERE MODELLED STEREOCHEMICALLY: ALPHA CHAIN: K19, REMARK 3 E55, Y286, R287, D313, E347, K400 BETA CHAIN: Q7 REMARK 4 REMARK 4 1OLU COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 15-AUG-03. REMARK 100 THE DEPOSITION ID IS D_1290013326. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 15-MAR-03 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) : 0.97923 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : NULL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 61707 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.900 REMARK 200 RESOLUTION RANGE LOW (A) : 23.790 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 93.1 REMARK 200 DATA REDUNDANCY : 6.800 REMARK 200 R MERGE (I) : 0.10600 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 17.7000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.90 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.93 REMARK 200 COMPLETENESS FOR SHELL (%) : 95.4 REMARK 200 DATA REDUNDANCY IN SHELL : 6.60 REMARK 200 R MERGE FOR SHELL (I) : 0.54400 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 3.700 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: CNS 1.1 REMARK 200 STARTING MODEL: PDB ENTRY 1OLS REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 51.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.50 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: CRYSTALS WERE GROWN AT 20C VIA THE REMARK 280 VAPOR DIFFUSION METHOD BY MIXING EQUAL AMOUNTS OF PROTEIN (20-25 REMARK 280 MG/ML IN 50 MM HEPES/NAOH, PH 7.5, 250 MM KCL, 0.5 MM PMSF, 1 MM REMARK 280 BENZAMIDINE AND 5% (V/V) GLYCEROL) WITH WELL SOLUTION (1.4-1.6 M REMARK 280 AMMONIUM SULFATE, 0.1 M NA-CITRATE PH 5.8, 20 MM B- REMARK 280 MERCAPTOETHANOL). SERIALLY DILUTED CRUSHED CRYSTALS WERE USED REMARK 280 FOR MICRO-SEEDING ONE DAY AFTER THE DROPS WERE SET UP. CRYSTALS REMARK 280 APPEARED ONE DAY AFTER SEEDING AND GREW TO A MAXIMUM SIZE OF 120 REMARK 280 X 800 UM WITHIN 10 DAYS. CRYSTALS WERE STABILIZED FOR 12 HOURS REMARK 280 BY TRANSFER TO FRESH WELL SOLUTION. THEY WERE THEN CRYO- REMARK 280 PROTECTED BY STEP-WISE TRANSFER INTO CRYO-BUFFER CONTAINING 1.6 REMARK 280 M AMMONIUM SULFATE, 50 MM HEPES, PH 7.5, 100 MM NA-CITRATE, PH REMARK 280 5.8, 100 MM KCL, 50 MM DTT AND UP TO 20% (V/V) GLYCEROL. IT WAS REMARK 280 FOUND THAT MN2+ IONS COULD REPLACE THE MG2+ REQUIRED FOR THE REMARK 280 BINDING OF THDP TO THE ENZYME., PH 5.50, TEMPERATURE 293K 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 23.16567 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 46.33133 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 46.33133 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 23.16567 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: PQS 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 46.33133 REMARK 400 REMARK 400 COMPOUND REMARK 400 THE BRANCHED-CHAIN ALPHA-KETO DEHYDROGENASE COMPLEX REMARK 400 CATALYZES CONVERSION OF ALPHA-KETO ACIDS TO ACYL-COA REMARK 400 AND CO(2). CONTAINS MULTIPLE COPIES OF 3 ENZYMATIC COMPONENTS: REMARK 400 BRANCHED-CHAIN ALPHA-KETO ACID DECARBOXYLASE (E1), LIPOAMIDE REMARK 400 ACYLTRANSFERASE (E2) AND LIPOAMIDE DEHYDROGENASE (E3). REMARK 400 REQUIRES THIAMINE PYROPHOSPHATE AS A COFACTOR AND EXISTS REMARK 400 AS A HETERODIMER OF AN ALPHA AND A BETA CHAIN. REMARK 400 REMARK 400 ENGINEERED MUTATION HIS 334 ALA, CHAIN A 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 LYS A 6 REMARK 465 VAL A 27 REMARK 465 ILE A 28 REMARK 465 SER A 29 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 TYR 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 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 B 2102 O HOH B 2102 5555 2.13 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 PRO B 150 CD PRO B 150 N -0.255 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 LEU A 363 CA - CB - CG ANGL. DEV. = 15.0 DEGREES REMARK 500 GLU B 46 N - CA - C ANGL. DEV. = 18.5 DEGREES REMARK 500 ASP B 47 C - N - CA ANGL. DEV. = 15.4 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 PRO A 25 91.68 -60.33 REMARK 500 GLN A 112 -120.02 -134.79 REMARK 500 PRO A 147 154.63 -49.26 REMARK 500 ALA A 165 -5.49 69.31 REMARK 500 GLU A 212 72.80 51.66 REMARK 500 ILE A 226 -110.52 59.04 REMARK 500 CYS B 75 101.57 -163.40 REMARK 500 GLU B 113 -73.27 -105.79 REMARK 500 VAL B 139 16.85 -144.24 REMARK 500 HIS B 141 20.03 -152.68 REMARK 500 ALA B 143 -143.19 53.50 REMARK 500 LYS B 182 32.33 -90.84 REMARK 500 ARG B 255 -57.97 66.62 REMARK 500 HIS B 319 -78.43 -75.28 REMARK 500 ASP B 328 -179.50 -69.95 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 A2016 DISTANCE = 7.00 ANGSTROMS REMARK 525 HOH B2009 DISTANCE = 5.89 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 78.0 REMARK 620 3 SER A 161 OG 142.2 64.5 REMARK 620 4 PRO A 163 O 82.2 93.1 94.4 REMARK 620 5 THR A 166 OG1 135.8 127.0 70.9 62.8 REMARK 620 6 GLN A 167 OE1 74.4 146.8 142.5 100.9 86.0 REMARK 620 7 HOH A2083 O 93.5 76.7 83.2 169.6 125.2 87.0 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG A 503 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 193 OE1 REMARK 620 2 GLU A 193 OE2 52.1 REMARK 620 3 ASN A 222 OD1 85.1 99.1 REMARK 620 4 TYR A 224 O 122.4 76.7 78.3 REMARK 620 5 TPP A 601 O3B 155.2 152.6 89.6 79.8 REMARK 620 6 TPP A 601 O1A 95.0 85.1 174.6 106.1 88.1 REMARK 620 7 HOH A2163 O 76.4 127.8 82.1 151.0 79.0 92.6 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 86.1 REMARK 620 3 THR B 131 OG1 139.0 65.3 REMARK 620 4 CYS B 178 O 149.8 123.0 61.1 REMARK 620 5 ASP B 181 O 65.4 151.5 139.2 85.5 REMARK 620 6 ASN B 183 O 70.9 83.1 129.1 117.0 85.5 REMARK 620 7 HOH B2126 O 97.2 75.9 49.3 83.6 108.3 156.6 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 MG A 503 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE K B 502 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE TPP A 601 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL A 701 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL B 702 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL B 703 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL B 704 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: 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 DBREF 1OLU A 1 400 UNP P12694 ODBA_HUMAN 46 445 DBREF 1OLU B 1 342 UNP P21953 ODBB_HUMAN 51 392 SEQADV 1OLU ALA A 291 UNP P12694 HIS 336 ENGINEERED MUTATION 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 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 TYR 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 MG A 503 1 HET TPP A 601 26 HET GOL A 701 6 HET K B 502 1 HET GOL B 702 6 HET GOL B 703 6 HET GOL B 704 6 HETNAM K POTASSIUM ION HETNAM MG MAGNESIUM ION HETNAM TPP THIAMINE DIPHOSPHATE HETNAM GOL GLYCEROL HETSYN GOL GLYCERIN; PROPANE-1,2,3-TRIOL FORMUL 3 K 2(K 1+) FORMUL 4 MG MG 2+ FORMUL 5 TPP C12 H19 N4 O7 P2 S 1+ FORMUL 6 GOL 4(C3 H8 O3) FORMUL 11 HOH *540(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 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 GLY A 327 1 14 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 LEU B 23 ASP B 38 1 16 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 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 ALA B 197 1 6 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 PHE B 321 ILE B 326 1 6 HELIX 34 34 ASP B 328 TYR B 342 1 15 SHEET 1 AA 5 LEU A 108 PHE A 110 0 SHEET 2 AA 5 VAL A 187 GLY A 192 1 O ILE A 188 N PHE A 110 SHEET 3 AA 5 ILE A 215 ASN A 221 1 O ILE A 216 N CYS A 189 SHEET 4 AA 5 PHE A 279 MET A 284 1 O PHE A 279 N PHE A 217 SHEET 5 AA 5 MET A 249 ASP A 254 1 O MET A 249 N LEU A 280 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 ASN B 22 0 SHEET 2 BA 2 ALA B 198 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 OE1 GLN A 112 K K A 501 1555 1555 2.95 LINK O SER A 161 K K A 501 1555 1555 2.92 LINK OG SER A 161 K K A 501 1555 1555 3.04 LINK O PRO A 163 K K A 501 1555 1555 2.74 LINK OG1 THR A 166 K K A 501 1555 1555 3.14 LINK OE1 GLN A 167 K K A 501 1555 1555 2.97 LINK OE1 GLU A 193 MG MG A 503 1555 1555 2.42 LINK OE2 GLU A 193 MG MG A 503 1555 1555 2.56 LINK OD1 ASN A 222 MG MG A 503 1555 1555 2.41 LINK O TYR A 224 MG MG A 503 1555 1555 2.29 LINK K K A 501 O HOH A2083 1555 1555 2.72 LINK MG MG A 503 O3B TPP A 601 1555 1555 2.36 LINK MG MG A 503 O1A TPP A 601 1555 1555 2.33 LINK MG MG A 503 O HOH A2163 1555 1555 2.46 LINK O GLY B 128 K K B 502 1555 1555 2.83 LINK O LEU B 130 K K B 502 1555 1555 2.97 LINK OG1 THR B 131 K K B 502 1555 1555 3.38 LINK O CYS B 178 K K B 502 1555 1555 2.80 LINK O ASP B 181 K K B 502 1555 1555 2.96 LINK O ASN B 183 K K B 502 1555 1555 2.80 LINK K K B 502 O HOH B2126 1555 1555 3.06 CISPEP 1 ILE B 258 PRO B 259 0 -1.44 SITE 1 AC1 6 GLN A 112 SER A 161 PRO A 163 THR A 166 SITE 2 AC1 6 GLN A 167 HOH A2083 SITE 1 AC2 5 GLU A 193 ASN A 222 TYR A 224 TPP A 601 SITE 2 AC2 5 HOH A2163 SITE 1 AC3 7 GLY B 128 LEU B 130 THR B 131 CYS B 178 SITE 2 AC3 7 ASP B 181 ASN B 183 HOH B2126 SITE 1 AC4 24 ARG A 114 SER A 162 PRO A 163 LEU A 164 SITE 2 AC4 24 GLY A 192 GLU A 193 GLY A 194 ALA A 195 SITE 3 AC4 24 GLU A 198 ARG A 220 ASN A 222 TYR A 224 SITE 4 AC4 24 ALA A 225 ILE A 226 MG A 503 HOH A2163 SITE 5 AC4 24 HOH A2167 HOH A2278 HOH A2279 GLU B 46 SITE 6 AC4 24 LEU B 74 GLU B 76 GLN B 98 TYR B 102 SITE 1 AC5 7 ASN A 359 PRO A 360 ASN A 361 LEU A 382 SITE 2 AC5 7 LEU A 386 HOH A2280 HOH A2281 SITE 1 AC6 8 GLN A 374 TRP B 260 THR B 284 GLU B 290 SITE 2 AC6 8 THR B 294 ARG B 309 HOH B2230 HOH B2259 SITE 1 AC7 6 ALA A 373 GLN A 374 LYS A 377 ASP B 261 SITE 2 AC7 6 VAL B 262 ASP B 263 SITE 1 AC8 7 LEU B 283 ARG B 309 VAL B 310 CYS B 311 SITE 2 AC8 7 GLY B 312 TYR B 313 HOH B2250 CRYST1 145.379 145.379 69.497 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 0.006878 0.003971 0.000000 0.00000 SCALE2 0.000000 0.007943 0.000000 0.00000 SCALE3 0.000000 0.000000 0.014389 0.00000