HEADER PLANT PROTEIN, LYASE 30-MAY-07 2Q37 TITLE CRYSTAL STRUCTURE OF OHCU DECARBOXYLASE IN THE PRESENCE OF (S)- TITLE 2 ALLANTOIN COMPND MOL_ID: 1; COMPND 2 MOLECULE: OHCU DECARBOXYLASE; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: RESIDUES 1-161; COMPND 5 SYNONYM: TRANSTHYRETIN-LIKE PROTEIN; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ARABIDOPSIS THALIANA; SOURCE 3 ORGANISM_COMMON: THALE CRESS; SOURCE 4 ORGANISM_TAXID: 3702; SOURCE 5 GENE: TTL; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET28 KEYWDS OHCU, 2-OXO-4-HYDROXY-4-CARBOXY-5-UREIDOIMIDAZOLINE, PLANT PROTEIN, KEYWDS 2 LYASE EXPDTA X-RAY DIFFRACTION AUTHOR K.KIM REVDAT 4 30-OCT-24 2Q37 1 REMARK SEQADV LINK REVDAT 3 24-FEB-09 2Q37 1 VERSN REVDAT 2 28-AUG-07 2Q37 1 JRNL REVDAT 1 12-JUN-07 2Q37 0 JRNL AUTH K.KIM,J.PARK,S.RHEE JRNL TITL STRUCTURAL AND FUNCTIONAL BASIS FOR (S)-ALLANTOIN FORMATION JRNL TITL 2 IN THE UREIDE PATHWAY. JRNL REF J.BIOL.CHEM. V. 282 23457 2007 JRNL REFN ISSN 0021-9258 JRNL PMID 17567580 JRNL DOI 10.1074/JBC.M703211200 REMARK 2 REMARK 2 RESOLUTION. 2.50 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 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 : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.50 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 50.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 96.0 REMARK 3 NUMBER OF REFLECTIONS : 7528 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.215 REMARK 3 FREE R VALUE : 0.259 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 748 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : NULL REMARK 3 BIN RESOLUTION RANGE LOW (A) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : NULL REMARK 3 BIN FREE R VALUE : NULL REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1126 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 11 REMARK 3 SOLVENT ATOMS : 21 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : NULL REMARK 3 BOND ANGLES (DEGREES) : NULL REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 1.461 ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.527 ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : 2.470 ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : 3.543 ; 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 NCS MODEL : NULL 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 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2Q37 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 04-JUN-07. REMARK 100 THE DEPOSITION ID IS D_1000043091. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 19-JAN-07; NULL REMARK 200 TEMPERATURE (KELVIN) : 100; NULL REMARK 200 PH : 7.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y; NULL REMARK 200 RADIATION SOURCE : PAL/PLS; NULL REMARK 200 BEAMLINE : 4A; NULL REMARK 200 X-RAY GENERATOR MODEL : NULL; NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M; M REMARK 200 WAVELENGTH OR RANGE (A) : 0.97948, 0.97961, 0.97181, REMARK 200 0.97956; NULL REMARK 200 MONOCHROMATOR : SI 111 CHANNEL; SI 111 CHANNEL REMARK 200 OPTICS : NULL; NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD; NULL REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 210; NULL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 7843 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.500 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 200 DATA REDUNDANCY : 9.400 REMARK 200 R MERGE (I) : 0.09500 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) : 2.50 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.59 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 9.40 REMARK 200 R MERGE FOR SHELL (I) : 0.47900 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: MAD; SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MAD REMARK 200 SOFTWARE USED: SOLVE REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 58.15 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.94 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1 M HEPES (PH 7.5), 20 MM MGCL2, 16% REMARK 280 POLYACRYLIC ACID 5100, VAPOR DIFFUSION, HANGING DROP, REMARK 280 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 23.21567 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 46.43133 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 46.43133 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 23.21567 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 BIOLOGICAL ASSEMBLY IS A DIMER GENERATED FROM THE REMARK 300 MONOMER IN THE ASYMMETRIC UNIT BY CRYSTALLOGRAPHIC SYMMETRIC REMARK 300 OPERATION. 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 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 46.43133 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 MSE A -19 REMARK 465 GLY A -18 REMARK 465 SER A -17 REMARK 465 SER A -16 REMARK 465 HIS A -15 REMARK 465 HIS A -14 REMARK 465 HIS A -13 REMARK 465 HIS A -12 REMARK 465 HIS A -11 REMARK 465 SER A -10 REMARK 465 SER A -9 REMARK 465 GLY A -8 REMARK 465 GLU A -7 REMARK 465 ASN A -6 REMARK 465 LEU A -5 REMARK 465 TYR A -4 REMARK 465 PHE A -3 REMARK 465 GLN A -2 REMARK 465 GLY A -1 REMARK 465 HIS A 0 REMARK 465 MSE A 1 REMARK 465 ALA A 2 REMARK 465 MSE A 3 REMARK 465 GLU A 4 REMARK 465 ILE A 5 REMARK 465 SER A 66 REMARK 465 PRO A 67 REMARK 465 SER A 68 REMARK 465 ILE A 69 REMARK 465 ASN A 70 REMARK 465 SER A 71 REMARK 465 ASP A 72 REMARK 465 PHE A 73 REMARK 465 ALA A 74 REMARK 465 ARG A 75 REMARK 465 ARG A 76 REMARK 465 SER A 77 REMARK 465 VAL A 78 REMARK 465 LYS A 161 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 7 104.84 161.65 REMARK 500 ASP A 8 25.54 -58.77 REMARK 500 CYS A 14 105.44 158.59 REMARK 500 THR A 25 57.02 -105.63 REMARK 500 PRO A 28 132.36 -29.92 REMARK 500 THR A 30 176.17 -56.85 REMARK 500 SER A 116 -68.27 179.85 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 3AL A 200 DBREF 2Q37 A 1 161 UNP Q9LVM5 TTHL_ARATH 1 161 SEQADV 2Q37 MSE A -19 UNP Q9LVM5 CLONING ARTIFACT SEQADV 2Q37 GLY A -18 UNP Q9LVM5 CLONING ARTIFACT SEQADV 2Q37 SER A -17 UNP Q9LVM5 CLONING ARTIFACT SEQADV 2Q37 SER A -16 UNP Q9LVM5 CLONING ARTIFACT SEQADV 2Q37 HIS A -15 UNP Q9LVM5 CLONING ARTIFACT SEQADV 2Q37 HIS A -14 UNP Q9LVM5 CLONING ARTIFACT SEQADV 2Q37 HIS A -13 UNP Q9LVM5 CLONING ARTIFACT SEQADV 2Q37 HIS A -12 UNP Q9LVM5 CLONING ARTIFACT SEQADV 2Q37 HIS A -11 UNP Q9LVM5 CLONING ARTIFACT SEQADV 2Q37 SER A -10 UNP Q9LVM5 CLONING ARTIFACT SEQADV 2Q37 SER A -9 UNP Q9LVM5 CLONING ARTIFACT SEQADV 2Q37 GLY A -8 UNP Q9LVM5 CLONING ARTIFACT SEQADV 2Q37 GLU A -7 UNP Q9LVM5 CLONING ARTIFACT SEQADV 2Q37 ASN A -6 UNP Q9LVM5 CLONING ARTIFACT SEQADV 2Q37 LEU A -5 UNP Q9LVM5 CLONING ARTIFACT SEQADV 2Q37 TYR A -4 UNP Q9LVM5 CLONING ARTIFACT SEQADV 2Q37 PHE A -3 UNP Q9LVM5 CLONING ARTIFACT SEQADV 2Q37 GLN A -2 UNP Q9LVM5 CLONING ARTIFACT SEQADV 2Q37 GLY A -1 UNP Q9LVM5 CLONING ARTIFACT SEQADV 2Q37 HIS A 0 UNP Q9LVM5 CLONING ARTIFACT SEQADV 2Q37 MSE A 1 UNP Q9LVM5 MET 1 MODIFIED RESIDUE SEQADV 2Q37 MSE A 3 UNP Q9LVM5 MET 3 MODIFIED RESIDUE SEQADV 2Q37 MSE A 23 UNP Q9LVM5 MET 23 MODIFIED RESIDUE SEQADV 2Q37 MSE A 123 UNP Q9LVM5 MET 123 MODIFIED RESIDUE SEQADV 2Q37 MSE A 144 UNP Q9LVM5 MET 144 MODIFIED RESIDUE SEQADV 2Q37 MSE A 147 UNP Q9LVM5 MET 147 MODIFIED RESIDUE SEQADV 2Q37 MSE A 154 UNP Q9LVM5 MET 154 MODIFIED RESIDUE SEQRES 1 A 181 MSE GLY SER SER HIS HIS HIS HIS HIS SER SER GLY GLU SEQRES 2 A 181 ASN LEU TYR PHE GLN GLY HIS MSE ALA MSE GLU ILE GLY SEQRES 3 A 181 GLU ASP GLU TRP LYS VAL CYS CYS GLY SER SER GLU PHE SEQRES 4 A 181 ALA LYS GLN MSE SER THR SER GLY PRO LEU THR SER GLN SEQRES 5 A 181 GLU ALA ILE TYR THR ALA ARG ASP ILE TRP PHE ASN GLN SEQRES 6 A 181 VAL ASN VAL THR ASP TRP LEU GLU ALA PHE SER ALA HIS SEQRES 7 A 181 PRO GLN ILE GLY ASN THR PRO SER PRO SER ILE ASN SER SEQRES 8 A 181 ASP PHE ALA ARG ARG SER VAL SER GLU GLN SER THR ALA SEQRES 9 A 181 PHE ALA THR THR SER ALA SER ALA LEU GLN GLU LEU ALA SEQRES 10 A 181 GLU TRP ASN VAL LEU TYR LYS LYS LYS PHE GLY PHE ILE SEQRES 11 A 181 PHE ILE ILE CYS ALA SER GLY ARG THR HIS ALA GLU MSE SEQRES 12 A 181 LEU HIS ALA LEU LYS GLU ARG TYR GLU ASN ARG PRO ILE SEQRES 13 A 181 VAL GLU LEU GLU ILE ALA ALA MSE GLU GLN MSE LYS ILE SEQRES 14 A 181 THR GLU LEU ARG MSE ALA LYS LEU PHE SER ASP LYS MODRES 2Q37 MSE A 23 MET SELENOMETHIONINE MODRES 2Q37 MSE A 123 MET SELENOMETHIONINE MODRES 2Q37 MSE A 144 MET SELENOMETHIONINE MODRES 2Q37 MSE A 147 MET SELENOMETHIONINE MODRES 2Q37 MSE A 154 MET SELENOMETHIONINE HET MSE A 23 8 HET MSE A 123 8 HET MSE A 144 8 HET MSE A 147 8 HET MSE A 154 8 HET 3AL A 200 11 HETNAM MSE SELENOMETHIONINE HETNAM 3AL 1-[(4S)-2,5-DIOXOIMIDAZOLIDIN-4-YL]UREA HETSYN 3AL (S)-ALLANTOIN FORMUL 1 MSE 5(C5 H11 N O2 SE) FORMUL 2 3AL C4 H6 N4 O3 FORMUL 3 HOH *21(H2 O) HELIX 1 1 ASP A 8 VAL A 12 5 5 HELIX 2 2 SER A 16 THR A 25 1 10 HELIX 3 3 THR A 30 GLN A 45 1 16 HELIX 4 4 ASN A 47 ALA A 57 1 11 HELIX 5 5 GLN A 81 ALA A 86 1 6 HELIX 6 6 SER A 89 GLY A 108 1 20 HELIX 7 7 THR A 119 TYR A 131 1 13 HELIX 8 8 ARG A 134 SER A 159 1 26 LINK C GLN A 22 N MSE A 23 1555 1555 1.32 LINK C MSE A 23 N SER A 24 1555 1555 1.33 LINK C GLU A 122 N MSE A 123 1555 1555 1.33 LINK C MSE A 123 N LEU A 124 1555 1555 1.33 LINK C ALA A 143 N MSE A 144 1555 1555 1.33 LINK C MSE A 144 N GLU A 145 1555 1555 1.33 LINK C GLN A 146 N MSE A 147 1555 1555 1.32 LINK C MSE A 147 N LYS A 148 1555 1555 1.33 LINK C ARG A 153 N MSE A 154 1555 1555 1.33 LINK C MSE A 154 N ALA A 155 1555 1555 1.33 SITE 1 AC1 10 HIS A 58 PRO A 59 ILE A 61 GLU A 80 SITE 2 AC1 10 PHE A 111 ILE A 112 ILE A 113 ALA A 115 SITE 3 AC1 10 ILE A 149 HOH A 214 CRYST1 73.582 73.582 69.647 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 0.013590 0.007846 0.000000 0.00000 SCALE2 0.000000 0.015693 0.000000 0.00000 SCALE3 0.000000 0.000000 0.014358 0.00000