2QCM - Header Asymmetric Unit

HEADER LYASE 19-JUN-07 2QCM

TITLE CRYSTAL STRUCTURE OF THE OROTIDINE-5'-MONOPHOSPHATE TITLE 2 DECARBOXYLASE DOMAIN (ASP312ASN MUTANT) OF HUMAN UMP TITLE 3 SYNTHASE BOUND TO 6-HYDROXYMETHYL-UMP

COMPND MOL_ID: 1; COMPND 2 MOLECULE: URIDINE 5'-MONOPHOSPHATE SYNTHASE (UMP SYNTHASE); COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: C-TERMINAL DOMAIN; COMPND 5 EC: 4.1.1.23; COMPND 6 ENGINEERED: YES

SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: UMPS; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21 ROSETTA 2(DE3); SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PETM-30

KEYWDS UMP SYNTHASE, DECARBOXYLASE, CATALYTIC PROFICIENCY, LYASE

EXPDTA X-RAY DIFFRACTION

AUTHOR J.WITTMANN,M.RUDOLPH

REVDAT 4 24-FEB-09 2QCM 1 VERSN REVDAT 3 18-MAR-08 2QCM 1 REMARK REVDAT 2 12-FEB-08 2QCM 1 JRNL REVDAT 1 06-NOV-07 2QCM 0

JRNL AUTH J.G.WITTMANN,D.HEINRICH,K.GASOW,A.FREY, JRNL AUTH 2 U.DIEDERICHSEN,M.G.RUDOLPH JRNL TITL STRUCTURES OF THE HUMAN OROTIDINE-5'-MONOPHOSPHATE JRNL TITL 2 DECARBOXYLASE SUPPORT A COVALENT MECHANISM AND JRNL TITL 3 PROVIDE A FRAMEWORK FOR DRUG DESIGN. JRNL REF STRUCTURE V. 16 82 2008 JRNL REFN ISSN 0969-2126 JRNL PMID 18184586 JRNL DOI 10.1016/J.STR.2007.10.020

REMARK 1

REMARK 2 REMARK 2 RESOLUTION. 1.67 ANGSTROMS.

REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.2.0019 REMARK 3 AUTHORS : MURSHUDOV,VAGIN,DODSON REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.67 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 32.24 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 98.6 REMARK 3 NUMBER OF REFLECTIONS : 31057 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) : 0.142 REMARK 3 R VALUE (WORKING SET) : 0.141 REMARK 3 FREE R VALUE : 0.159 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1640 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) : 1.67 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.71 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1929 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 83.84 REMARK 3 BIN R VALUE (WORKING SET) : 0.1910 REMARK 3 BIN FREE R VALUE SET COUNT : 105 REMARK 3 BIN FREE R VALUE : 0.1960 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2125 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 24 REMARK 3 SOLVENT ATOMS : 309 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 20.58 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 1.98000 REMARK 3 B22 (A**2) : -0.90000 REMARK 3 B33 (A**2) : -1.08000 REMARK 3 B12 (A**2) : 0.00000 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): 0.082 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.076 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.049 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 1.426 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.972 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.967 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 2209 ; 0.012 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): 1536 ; 0.002 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 3023 ; 1.421 ; 2.005 REMARK 3 BOND ANGLES OTHERS (DEGREES): 3797 ; 0.919 ; 3.000 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 309 ; 5.744 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 96 ;33.345 ;24.062 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 425 ;13.073 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 17 ;17.262 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 349 ; 0.082 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 2479 ; 0.005 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): 434 ; 0.001 ; 0.020 REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 462 ; 0.226 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): 1674 ; 0.206 ; 0.200 REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 1071 ; 0.177 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): 1162 ; 0.083 ; 0.200 REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 239 ; 0.126 ; 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): 16 ; 0.185 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): 46 ; 0.321 ; 0.200 REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 34 ; 0.166 ; 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): 1808 ; 1.142 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): 556 ; 0.205 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 2203 ; 1.113 ; 2.000 REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 954 ; 2.191 ; 3.000 REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 792 ; 3.208 ; 4.500 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 : NULL 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 REMARK 3 RIDING POSITIONS. THE ATOMS THAT ARE IN CLOSE CONTACT HAVE REMARK 3 OCCUPANCY LESS THAN 1 AND ARE MUTUALLY EXCLUSIVE.

REMARK 4 REMARK 4 2QCM COMPLIES WITH FORMAT V. 3.15, 01-DEC-08

REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 29-JUN-07. REMARK 100 THE RCSB ID CODE IS RCSB043430.

REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 13-APR-06 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 8.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : RIGAKU MICROMAX-007 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5419 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MAR SCANNER 345 MM PLATE REMARK 200 INTENSITY-INTEGRATION SOFTWARE : NULL REMARK 200 DATA SCALING SOFTWARE : NULL REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 32717 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.660 REMARK 200 RESOLUTION RANGE LOW (A) : 32.240 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.3 REMARK 200 DATA REDUNDANCY : 4.600 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.05000 REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 26.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.66 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.72 REMARK 200 COMPLETENESS FOR SHELL (%) : 73.9 REMARK 200 DATA REDUNDANCY IN SHELL : 3.50 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.24300 REMARK 200 <I/SIGMA(I)> FOR SHELL : 4.300 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: NULL REMARK 200 REMARK 200 REMARK: NULL

REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 50.14 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.47 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PH 8.0, VAPOR DIFFUSION, SITTING REMARK 280 DROP, TEMPERATURE 295K

REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 2 2 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -X,Y,-Z+1/2 REMARK 290 4555 X,-Y,-Z REMARK 290 5555 X+1/2,Y+1/2,Z REMARK 290 6555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 7555 -X+1/2,Y+1/2,-Z+1/2 REMARK 290 8555 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 30.95500 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 30.95500 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 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 38.68900 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 58.30350 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 38.68900 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 58.30350 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 30.95500 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 38.68900 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 58.30350 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 30.95500 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 38.68900 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 58.30350 REMARK 290 SMTRY3 8 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 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 REMARK 350 TOTAL BURIED SURFACE AREA: 5290 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 18370 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -33.0 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 61.91000

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 A 485 LIES ON A SPECIAL POSITION.

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 GLY A 221 REMARK 465 ALA A 222 REMARK 465 VAL A 480

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 OG SER A 476 O HOH A 697 2.10 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 GLU A 306 73.93 64.71 REMARK 500 ALA A 316 45.53 -159.67 REMARK 500 PHE A 396 -37.29 -130.65 REMARK 500 REMARK 500 REMARK: NULL

REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE JW5 A 482

REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2V30 RELATED DB: PDB REMARK 900 RELATED ID: 2JGY RELATED DB: PDB

DBREF 2QCM A 224 480 UNP P11172 PYR5_HUMAN 224 480

SEQADV 2QCM GLY A 221 UNP P11172 EXPRESSION TAG SEQADV 2QCM ALA A 222 UNP P11172 EXPRESSION TAG SEQADV 2QCM MET A 223 UNP P11172 EXPRESSION TAG SEQADV 2QCM ASN A 312 UNP P11172 ASP 312 ENGINEERED

SEQRES 1 A 260 GLY ALA MET GLU LEU SER PHE GLY ALA ARG ALA GLU LEU SEQRES 2 A 260 PRO ARG ILE HIS PRO VAL ALA SER LYS LEU LEU ARG LEU SEQRES 3 A 260 MET GLN LYS LYS GLU THR ASN LEU CYS LEU SER ALA ASP SEQRES 4 A 260 VAL SER LEU ALA ARG GLU LEU LEU GLN LEU ALA ASP ALA SEQRES 5 A 260 LEU GLY PRO SER ILE CYS MET LEU LYS THR HIS VAL ASP SEQRES 6 A 260 ILE LEU ASN ASP PHE THR LEU ASP VAL MET LYS GLU LEU SEQRES 7 A 260 ILE THR LEU ALA LYS CSS HIS GLU PHE LEU ILE PHE GLU SEQRES 8 A 260 ASN ARG LYS PHE ALA ASP ILE GLY ASN THR VAL LYS LYS SEQRES 9 A 260 GLN TYR GLU GLY GLY ILE PHE LYS ILE ALA SER TRP ALA SEQRES 10 A 260 ASP LEU VAL ASN ALA HIS VAL VAL PRO GLY SER GLY VAL SEQRES 11 A 260 VAL LYS GLY LEU GLN GLU VAL GLY LEU PRO LEU HIS ARG SEQRES 12 A 260 GLY CYS LEU LEU ILE ALA GLU MET SER SER THR GLY SER SEQRES 13 A 260 LEU ALA THR GLY ASP TYR THR ARG ALA ALA VAL ARG MET SEQRES 14 A 260 ALA GLU GLU HIS SER GLU PHE VAL VAL GLY PHE ILE SER SEQRES 15 A 260 GLY SER ARG VAL SER MET LYS PRO GLU PHE LEU HIS LEU SEQRES 16 A 260 THR PRO GLY VAL GLN LEU GLU ALA GLY GLY ASP ASN LEU SEQRES 17 A 260 GLY GLN GLN TYR ASN SER PRO GLN GLU VAL ILE GLY LYS SEQRES 18 A 260 ARG GLY SER ASP ILE ILE ILE VAL GLY ARG GLY ILE ILE SEQRES 19 A 260 SER ALA ALA ASP ARG LEU GLU ALA ALA GLU MET TYR ARG SEQRES 20 A 260 LYS ALA ALA TRP GLU ALA TYR LEU SER ARG LEU GLY VAL

MODRES 2QCM CSS A 304 CYS S-MERCAPTOCYSTEINE

HET CSS A 304 7 HET JW5 A 482 24

HETNAM CSS S-MERCAPTOCYSTEINE HETNAM JW5 6-(HYDROXYMETHYL)URIDINE 5'-(DIHYDROGEN PHOSPHATE)

FORMUL 1 CSS C3 H7 N O2 S2 FORMUL 2 JW5 C10 H15 N2 O10 P FORMUL 3 HOH *309(H2 O)

HELIX 1 1 SER A 226 ALA A 231 1 6 HELIX 2 2 HIS A 237 GLU A 251 1 15 HELIX 3 3 LEU A 262 GLY A 274 1 13 HELIX 4 4 PRO A 275 ILE A 277 5 3 HELIX 5 5 HIS A 283 LEU A 287 5 5 HELIX 6 6 THR A 291 GLU A 306 1 16 HELIX 7 7 ILE A 318 GLY A 328 1 11 HELIX 8 8 LYS A 332 ALA A 337 1 6 HELIX 9 9 SER A 348 LEU A 359 1 12 HELIX 10 10 THR A 379 GLU A 392 1 14 HELIX 11 11 SER A 434 GLY A 440 1 7 HELIX 12 12 GLY A 450 SER A 455 1 6 HELIX 13 13 ASP A 458 GLY A 479 1 22

SHEET 1 A 9 LEU A 254 SER A 257 0 SHEET 2 A 9 MET A 279 THR A 282 1 O LYS A 281 N LEU A 256 SHEET 3 A 9 LEU A 308 PHE A 315 1 O ASN A 312 N THR A 282 SHEET 4 A 9 LEU A 339 HIS A 343 1 O HIS A 343 N PHE A 315 SHEET 5 A 9 GLY A 364 ILE A 368 1 O ILE A 368 N ALA A 342 SHEET 6 A 9 VAL A 397 ILE A 401 1 O VAL A 398 N CYS A 365 SHEET 7 A 9 LEU A 413 THR A 416 1 O LEU A 413 N PHE A 400 SHEET 8 A 9 ILE A 446 VAL A 449 1 O ILE A 448 N THR A 416 SHEET 9 A 9 LEU A 254 SER A 257 1 N CYS A 255 O ILE A 447

LINK C LYS A 303 N CSS A 304 1555 1555 1.33 LINK C CSS A 304 N HIS A 305 1555 1555 1.33

SITE 1 AC1 20 SER A 257 ASP A 259 LYS A 281 HIS A 283 SITE 2 AC1 20 ASN A 312 ASP A 317 ILE A 318 THR A 321 SITE 3 AC1 20 ASN A 341 MET A 371 SER A 372 ILE A 401 SITE 4 AC1 20 PRO A 417 GLN A 430 TYR A 432 GLY A 450 SITE 5 AC1 20 ARG A 451 HOH A 488 HOH A 494 HOH A 530

CRYST1 77.378 116.607 61.910 90.00 90.00 90.00 C 2 2 21 8

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 0.012924 0.000000 0.000000 0.00000

SCALE2 0.000000 0.008576 0.000000 0.00000

SCALE3 0.000000 0.000000 0.016152 0.00000