5CTS - Header Asymmetric Unit

HEADER OXO-ACID-LYASE 16-NOV-89 5CTS

TITLE PROPOSED MECHANISM FOR THE CONDENSATION REACTION OF CITRATE SYNTHASE. TITLE 2 1.9-ANGSTROMS STRUCTURE OF THE TERNARY COMPLEX WITH OXALOACETATE AND TITLE 3 CARBOXYMETHYL COENZYME A

COMPND MOL_ID: 1; COMPND 2 MOLECULE: CITRATE SYNTHASE; COMPND 3 CHAIN: A; COMPND 4 EC: 4.1.3.7; COMPND 5 ENGINEERED: YES

SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: GALLUS GALLUS; SOURCE 3 ORGANISM_COMMON: CHICKEN; SOURCE 4 ORGANISM_TAXID: 9031

KEYWDS OXO-ACID-LYASE

EXPDTA X-RAY DIFFRACTION

AUTHOR M.KARPUSAS,B.BRANCHAUD,S.J.REMINGTON

REVDAT 4 13-JUL-11 5CTS 1 VERSN REVDAT 3 24-FEB-09 5CTS 1 VERSN REVDAT 2 01-APR-03 5CTS 1 JRNL REVDAT 1 15-OCT-90 5CTS 0

JRNL AUTH M.KARPUSAS,B.BRANCHAUD,S.J.REMINGTON JRNL TITL PROPOSED MECHANISM FOR THE CONDENSATION REACTION OF CITRATE JRNL TITL 2 SYNTHASE: 1.9-A STRUCTURE OF THE TERNARY COMPLEX WITH JRNL TITL 3 OXALOACETATE AND CARBOXYMETHYL COENZYME A. JRNL REF BIOCHEMISTRY V. 29 2213 1990 JRNL REFN ISSN 0006-2960 JRNL PMID 2337600 JRNL DOI 10.1021/BI00461A002

REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH G.WIEGAND,S.REMINGTON,J.DEISENHOFER,R.HUBER REMARK 1 TITL CRYSTAL STRUCTURE ANALYSIS AND MOLECULAR MODEL OF A COMPLEX REMARK 1 TITL 2 OF CITRATE SYNTHASE WITH OXALOACETATE AND REMARK 1 TITL 3 S-ACETONYL-COENZYMEA REMARK 1 REF J.MOL.BIOL. V. 174 205 1984 REMARK 1 REFN ISSN 0022-2836 REMARK 1 REFERENCE 2 REMARK 1 AUTH S.REMINGTON,G.WIEGAND,R.HUBER REMARK 1 TITL CRYSTALLOGRAPHIC REFINEMENT AND ATOMIC MODELS OF TWO REMARK 1 TITL 2 DIFFERENT FORMS OF CITRATE SYNTHASE AT 2.7 AND 1.7 ANGSTROMS REMARK 1 TITL 3 RESOLUTION REMARK 1 REF J.MOL.BIOL. V. 158 111 1982 REMARK 1 REFN ISSN 0022-2836 REMARK 1 REFERENCE 3 REMARK 1 AUTH D.P.BLOXHAM,D.C.PARMELEE,S.KUMAR,R.D.WADE,L.H.ERICSSON, REMARK 1 AUTH 2 H.NEURATH,K.A.WALSH,K.TITANI REMARK 1 TITL PRIMARY STRUCTURE OF PORCINE HEART CITRATE SYNTHASE REMARK 1 REF PROC.NATL.ACAD.SCI.USA V. 78 5381 1981 REMARK 1 REFN ISSN 0027-8424 REMARK 1 REFERENCE 4 REMARK 1 AUTH G.WIEGAND,D.KUKLA,H.SCHOLZE,T.A.JONES,R.HUBER REMARK 1 TITL CRYSTAL STRUCTURE ANALYSIS OF THE TETRAGONAL CRYSTAL FORM REMARK 1 TITL 2 AND PRELIMINARY MOLECULAR MODEL OF PIG-HEART CITRATE REMARK 1 TITL 3 SYNTHASE REMARK 1 REF EUR.J.BIOCHEM. V. 93 41 1979 REMARK 1 REFN ISSN 0014-2956

REMARK 2 REMARK 2 RESOLUTION. 1.90 ANGSTROMS.

REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : TNT REMARK 3 AUTHORS : TRONRUD,TEN EYCK,MATTHEWS REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.90 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 6.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : NULL REMARK 3 REMARK 3 USING DATA ABOVE SIGMA CUTOFF. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING + TEST SET) : 0.185 REMARK 3 R VALUE (WORKING SET) : NULL REMARK 3 FREE R VALUE : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : NULL REMARK 3 REMARK 3 USING ALL DATA, NO SIGMA CUTOFF. REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : NULL REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : NULL REMARK 3 FREE R VALUE (NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : NULL REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3306 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 61 REMARK 3 SOLVENT ATOMS : 101 REMARK 3 REMARK 3 WILSON B VALUE (FROM FCALC, A**2) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. RMS WEIGHT COUNT REMARK 3 BOND LENGTHS (A) : 0.011 ; NULL ; NULL REMARK 3 BOND ANGLES (DEGREES) : 2.500 ; NULL ; NULL REMARK 3 TORSION ANGLES (DEGREES) : NULL ; NULL ; NULL REMARK 3 PSEUDOROTATION ANGLES (DEGREES) : NULL ; NULL ; NULL REMARK 3 TRIGONAL CARBON PLANES (A) : NULL ; NULL ; NULL REMARK 3 GENERAL PLANES (A) : NULL ; NULL ; NULL REMARK 3 ISOTROPIC THERMAL FACTORS (A**2) : NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS (A) : NULL ; NULL ; NULL REMARK 3 REMARK 3 INCORRECT CHIRAL-CENTERS (COUNT) : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : NULL REMARK 3 REMARK 3 RESTRAINT LIBRARIES. REMARK 3 STEREOCHEMISTRY : NULL REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL

REMARK 4 REMARK 4 5CTS COMPLIES WITH FORMAT V. 3.30, 13-JUL-11

REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL.

REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : NULL REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : NULL REMARK 200 RADIATION SOURCE : NULL REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : NULL REMARK 200 WAVELENGTH OR RANGE (A) : NULL REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : NULL REMARK 200 DETECTOR MANUFACTURER : NULL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : NULL REMARK 200 DATA SCALING SOFTWARE : NULL REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : NULL REMARK 200 RESOLUTION RANGE HIGH (A) : NULL REMARK 200 RESOLUTION RANGE LOW (A) : NULL REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : NULL REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: NULL REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL

REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 49.87 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.45 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: NULL

REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,Y,-Z REMARK 290 3555 X+1/2,Y+1/2,Z REMARK 290 4555 -X+1/2,Y+1/2,-Z 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 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 2 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 3 1.000000 0.000000 0.000000 52.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 39.05000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 52.00000 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 39.05000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 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 300 REMARK: THE MOLECULE IS A DIMER, WITH ONE MONOMER OF MOLECULAR REMARK 300 WEIGHT 50000 IN THE CRYSTALLOGRAPHIC ASYMMETRIC UNIT. THE REMARK 300 SYMMETRY-RELATED MONOMER CAN BE GENERATED BY THE FOLLOWING REMARK 300 CRYSTALLOGRAPHIC TWO-FOLD OPERATION, REMARK 300 XS = - XO REMARK 300 YS = YO REMARK 300 ZS = - ZO REMARK 300 WHERE (XO,YO,ZO) ARE THE COORDINATES IN THIS ENTRY AND REMARK 300 (XS,YS,ZS) ARE THE SYMMETRY-RELATED SET.

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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA,PQS REMARK 350 TOTAL BURIED SURFACE AREA: 12820 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 28640 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -54.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A 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 0.00000

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 UNK A 83 REMARK 465 UNK A 292 REMARK 465 UNK A 293 REMARK 465 UNK A 294

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 CE MET A 127 CE MET A 127 2555 2.01 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 GLU A 226 CD GLU A 226 OE2 0.069 REMARK 500 GLU A 239 CD GLU A 239 OE2 0.066 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 ASP A 8 CB - CG - OD2 ANGL. DEV. = -5.5 DEGREES REMARK 500 LYS A 22 N - CA - CB ANGL. DEV. = 12.6 DEGREES REMARK 500 GLN A 27 N - CA - CB ANGL. DEV. = -10.8 DEGREES REMARK 500 ASP A 39 CB - CG - OD2 ANGL. DEV. = -6.8 DEGREES REMARK 500 LEU A 51 CB - CA - C ANGL. DEV. = -14.5 DEGREES REMARK 500 ASP A 59 CB - CG - OD2 ANGL. DEV. = -7.6 DEGREES REMARK 500 ASP A 61 CB - CG - OD2 ANGL. DEV. = -5.8 DEGREES REMARK 500 ARG A 65 NE - CZ - NH1 ANGL. DEV. = 3.9 DEGREES REMARK 500 ARG A 65 NE - CZ - NH2 ANGL. DEV. = -4.1 DEGREES REMARK 500 ARG A 67 NE - CZ - NH1 ANGL. DEV. = 5.4 DEGREES REMARK 500 ARG A 67 NE - CZ - NH2 ANGL. DEV. = -4.2 DEGREES REMARK 500 GLN A 106 N - CA - CB ANGL. DEV. = 12.8 DEGREES REMARK 500 ARG A 117 NE - CZ - NH1 ANGL. DEV. = 5.1 DEGREES REMARK 500 ARG A 117 NE - CZ - NH2 ANGL. DEV. = -4.2 DEGREES REMARK 500 ARG A 191 CD - NE - CZ ANGL. DEV. = 12.2 DEGREES REMARK 500 ARG A 191 NE - CZ - NH1 ANGL. DEV. = 5.7 DEGREES REMARK 500 ARG A 191 NE - CZ - NH2 ANGL. DEV. = -7.5 DEGREES REMARK 500 ASP A 208 CB - CG - OD2 ANGL. DEV. = -5.7 DEGREES REMARK 500 ARG A 229 CD - NE - CZ ANGL. DEV. = 20.9 DEGREES REMARK 500 ARG A 229 NE - CZ - NH1 ANGL. DEV. = 3.5 DEGREES REMARK 500 ARG A 229 NE - CZ - NH2 ANGL. DEV. = -7.6 DEGREES REMARK 500 ASP A 237 CB - CG - OD1 ANGL. DEV. = 5.6 DEGREES REMARK 500 ASP A 237 CB - CG - OD2 ANGL. DEV. = -6.7 DEGREES REMARK 500 ASN A 278 CA - CB - CG ANGL. DEV. = -15.7 DEGREES REMARK 500 ALA A 286 CB - CA - C ANGL. DEV. = 10.3 DEGREES REMARK 500 GLN A 289 CB - CG - CD ANGL. DEV. = -16.5 DEGREES REMARK 500 ARG A 313 NE - CZ - NH1 ANGL. DEV. = 4.7 DEGREES REMARK 500 ARG A 313 NE - CZ - NH2 ANGL. DEV. = -5.3 DEGREES REMARK 500 MET A 390 CG - SD - CE ANGL. DEV. = -10.2 DEGREES REMARK 500 ASP A 428 CB - CG - OD2 ANGL. DEV. = -7.4 DEGREES REMARK 500 ILE A 431 N - CA - CB ANGL. DEV. = 16.0 DEGREES REMARK 500 ILE A 431 CG1 - CB - CG2 ANGL. DEV. = -13.4 DEGREES REMARK 500 ILE A 431 CA - CB - CG1 ANGL. DEV. = 14.0 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 SER A 2 -178.07 70.67 REMARK 500 SER A 3 -159.96 -118.73 REMARK 500 ASN A 5 102.61 -160.17 REMARK 500 PHE A 66 -71.47 -77.27 REMARK 500 ARG A 67 -90.06 -79.91 REMARK 500 SER A 150 -36.90 -38.79 REMARK 500 ALA A 196 120.51 -36.93 REMARK 500 SER A 236 -70.99 -23.79 REMARK 500 HIS A 238 59.06 -147.68 REMARK 500 GLU A 239 -176.00 58.06 REMARK 500 HIS A 274 -128.65 -110.40 REMARK 500 ASN A 278 -62.81 -29.76 REMARK 500 HIS A 320 145.18 -173.22 REMARK 500 LEU A 341 51.22 -140.64 REMARK 500 ARG A 421 82.35 -152.61 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: PLANAR GROUPS REMARK 500 REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS REMARK 500 AN RMSD GREATER THAN THIS VALUE REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI RMS TYPE REMARK 500 GLU A 151 0.07 SIDE CHAIN REMARK 500 ARG A 229 0.15 SIDE CHAIN REMARK 500 GLN A 289 0.08 SIDE CHAIN REMARK 500 GLU A 389 0.08 SIDE CHAIN REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CHIRAL CENTERS REMARK 500 REMARK 500 UNEXPECTED CONFIGURATION OF THE FOLLOWING CHIRAL REMARK 500 CENTER(S) USING IMPROPER CA--C--CB--N CHIRALITY REMARK 500 FOR AMINO ACIDS AND C1'--O4'--N1(N9)--C2' FOR REMARK 500 NUCLEIC ACIDS OR EQUIVALENT ANGLE REMARK 500 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,A1,6X,F5.1,6X,A1,10X,A1,3X,A16) REMARK 500 REMARK 500 M RES CSSEQI IMPROPER EXPECTED FOUND DETAILS REMARK 500 SER A 2 17.8 L L OUTSIDE RANGE REMARK 500 ILE A 14 23.9 L L OUTSIDE RANGE REMARK 500 LYS A 22 11.6 L L OUTSIDE RANGE REMARK 500 GLU A 54 23.8 L L OUTSIDE RANGE REMARK 500 PHE A 66 23.1 L L OUTSIDE RANGE REMARK 500 GLU A 86 23.9 L L OUTSIDE RANGE REMARK 500 LYS A 112 21.1 L L OUTSIDE RANGE REMARK 500 GLU A 160 25.0 L L OUTSIDE RANGE REMARK 500 GLU A 239 23.8 L L OUTSIDE RANGE REMARK 500 LEU A 255 22.7 L L OUTSIDE RANGE REMARK 500 VAL A 405 24.4 L L OUTSIDE RANGE REMARK 500 ILE A 431 14.5 L L OUTSIDE RANGE REMARK 500 ALA A 432 23.9 L L OUTSIDE RANGE 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 A 558 DISTANCE = 5.11 ANGSTROMS REMARK 525 HOH A 565 DISTANCE = 6.17 ANGSTROMS

REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE OAA A 702 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CMC A 700

DBREF 5CTS A 1 433 UNP P23007 CISY_CHICK 1 433

SEQRES 1 A 433 ALA SER SER THR ASN LEU LYS ASP VAL LEU ALA ALA LEU SEQRES 2 A 433 ILE PRO LYS GLU GLN ALA ARG ILE LYS THR PHE ARG GLN SEQRES 3 A 433 GLN HIS GLY GLY THR ALA LEU GLY GLN ILE THR VAL ASP SEQRES 4 A 433 MET SER TYR GLY GLY MET ARG GLY MET LYS GLY LEU VAL SEQRES 5 A 433 TYR GLU THR SER VAL LEU ASP PRO ASP GLU GLY ILE ARG SEQRES 6 A 433 PHE ARG GLY PHE SER ILE PRO GLU CYS GLN LYS LEU LEU SEQRES 7 A 433 PRO LYS GLY GLY UNK GLY GLY GLU PRO LEU PRO GLU GLY SEQRES 8 A 433 LEU PHE TRP LEU LEU VAL THR GLY GLN ILE PRO THR GLY SEQRES 9 A 433 ALA GLN VAL SER TRP LEU SER LYS GLU TRP ALA LYS ARG SEQRES 10 A 433 ALA ALA LEU PRO SER HIS VAL VAL THR MET LEU ASP ASN SEQRES 11 A 433 PHE PRO THR ASN LEU HIS PRO MET SER GLN LEU SER ALA SEQRES 12 A 433 ALA ILE THR ALA LEU ASN SER GLU SER ASN PHE ALA ARG SEQRES 13 A 433 ALA TYR ALA GLU GLY ILE LEU ARG THR LYS TYR TRP GLU SEQRES 14 A 433 MET VAL TYR GLU SER ALA MET ASP LEU ILE ALA LYS LEU SEQRES 15 A 433 PRO CYS VAL ALA ALA LYS ILE TYR ARG ASN LEU TYR ARG SEQRES 16 A 433 ALA GLY SER SER ILE GLY ALA ILE ASP SER LYS LEU ASP SEQRES 17 A 433 TRP SER HIS ASN PHE THR ASN MET LEU GLY TYR THR ASP SEQRES 18 A 433 ALA GLN PHE THR GLU LEU MET ARG LEU TYR LEU THR ILE SEQRES 19 A 433 HIS SER ASP HIS GLU GLY GLY ASN VAL SER ALA HIS THR SEQRES 20 A 433 SER HIS LEU VAL GLY SER ALA LEU SER ASP PRO TYR LEU SEQRES 21 A 433 SER PHE ALA ALA ALA MET ASN GLY LEU ALA GLY PRO LEU SEQRES 22 A 433 HIS GLY LEU ALA ASN GLN GLU VAL LEU GLY TRP LEU ALA SEQRES 23 A 433 GLN LEU GLN LYS ALA UNK UNK UNK ALA GLY ALA ASP ALA SEQRES 24 A 433 SER LEU ARG ASP TYR ILE TRP ASN THR LEU ASN SER GLY SEQRES 25 A 433 ARG VAL VAL PRO GLY TYR GLY HIS ALA VAL LEU ARG LYS SEQRES 26 A 433 THR ASP PRO ARG TYR THR CYS GLN ARG GLU PHE ALA LEU SEQRES 27 A 433 LYS HIS LEU PRO GLY ASP PRO MET PHE LYS LEU VAL ALA SEQRES 28 A 433 GLN LEU TYR LYS ILE VAL PRO ASN VAL LEU LEU GLU GLN SEQRES 29 A 433 GLY ALA ALA ALA ASN PRO TRP PRO ASN VAL ASP ALA HIS SEQRES 30 A 433 SER GLY VAL LEU LEU GLN TYR TYR GLY MET THR GLU MET SEQRES 31 A 433 ASN TYR TYR THR VAL LEU PHE GLY VAL SER ARG ALA LEU SEQRES 32 A 433 GLY VAL LEU ALA GLN LEU ILE TRP SER ARG ALA LEU GLY SEQRES 33 A 433 PHE PRO LEU GLU ARG PRO LYS SER MET SER THR ASP GLY SEQRES 34 A 433 LEU ILE ALA LEU

HET OAA A 702 9 HET CMC A 700 52

HETNAM OAA OXALOACETATE ION HETNAM CMC CARBOXYMETHYL COENZYME *A

FORMUL 2 OAA C4 H3 O5 1- FORMUL 3 CMC C23 H38 N7 O18 P3 S FORMUL 4 HOH *101(H2 O)

HELIX 1 A ASN A 5 GLY A 29 1 25 HELIX 2 B THR A 37 GLY A 43 1 7 HELIX 3 C SER A 70 LEU A 78 1 9 HELIX 4 D LEU A 88 GLY A 99 1 12 HELIX 5 E THR A 103 ALA A 118 1 16 HELIX 6 F PRO A 121 PHE A 131 1 11 HELIX 7 G HIS A 136 SER A 152 1 17 HELIX 8 H ASN A 153 GLY A 161 1 9 HELIX 9 I LEU A 163 ARG A 195 1 33 HELIX 10 J ASP A 208 GLY A 218 1 11 HELIX 11 K ASP A 221 SER A 236 1 16 HELIX 12 L ASN A 242 LEU A 255 1 14 HELIX 13 M ASP A 257 GLY A 271 1 15 HELIX 14 N HIS A 274 ALA A 291 1 18 HELIX 15 O ALA A 297 GLY A 312 1 16 HELIX 16 P ASP A 327 LEU A 341 1 15 HELIX 17 Q ASP A 344 GLY A 365 1 22 HELIX 18 R ASN A 373 GLY A 386 1 14 HELIX 19 S MET A 390 GLY A 416 1 27 HELIX 20 T SER A 426 LEU A 433 1 8

SHEET 1 A 2 VAL A 57 ASP A 59 0 SHEET 2 A 2 GLU A 62 ARG A 65 -1 O ARG A 65 N VAL A 57

SITE 1 AC1 11 HIS A 238 ASN A 242 HIS A 274 HIS A 320 SITE 2 AC1 11 ARG A 329 PHE A 397 ARG A 401 ARG A 421 SITE 3 AC1 11 HOH A 584 HOH A 586 CMC A 700 SITE 1 AC2 25 ARG A 46 ARG A 164 LEU A 273 HIS A 274 SITE 2 AC2 25 GLY A 275 LEU A 309 VAL A 314 VAL A 315 SITE 3 AC2 25 PRO A 316 GLY A 317 TYR A 318 GLY A 319 SITE 4 AC2 25 HIS A 320 ALA A 321 ALA A 366 ALA A 367 SITE 5 AC2 25 ALA A 368 ASN A 373 ASP A 375 PHE A 397 SITE 6 AC2 25 HOH A 539 HOH A 547 HOH A 585 HOH A 603 SITE 7 AC2 25 OAA A 702

CRYST1 104.000 78.100 58.300 90.00 78.90 90.00 C 1 2 1 4

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 0.009615 0.000000 -0.001886 0.00000

SCALE2 0.000000 0.012804 0.000000 0.00000

SCALE3 0.000000 0.000000 0.017480 0.00000