HEADER HYDROLASE 21-JUN-03 1PSU TITLE STRUCTURE OF THE E. COLI PAAI PROTEIN FROM THE PHYENYLACETIC ACID TITLE 2 DEGRADATION OPERON COMPND MOL_ID: 1; COMPND 2 MOLECULE: PHENYLACETIC ACID DEGRADATION PROTEIN PAAI; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: PAAI; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 562; SOURCE 4 GENE: PAAI; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: B834 DE3; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PET T7 KEYWDS STRUCTURAL GENOMICS, NYSGXRC, T820, PHENYLACETIC ACID, DEGRADATION, KEYWDS 2 OPERON, PSI, PROTEIN STRUCTURE INITIATIVE, NEW YORK SGX RESEARCH KEYWDS 3 CENTER FOR STRUCTURAL GENOMICS, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR R.KNIEWEL,J.BUGLINO,V.SOLORZANO,J.WU,C.D.LIMA,S.K.BURLEY,NEW YORK SGX AUTHOR 2 RESEARCH CENTER FOR STRUCTURAL GENOMICS (NYSGXRC) REVDAT 5 03-FEB-21 1PSU 1 AUTHOR SEQADV LINK REVDAT 4 13-NOV-13 1PSU 1 JRNL VERSN REVDAT 3 24-FEB-09 1PSU 1 VERSN REVDAT 2 25-JAN-05 1PSU 1 AUTHOR KEYWDS REMARK REVDAT 1 08-JUL-03 1PSU 0 JRNL AUTH F.SONG,Z.ZHUANG,L.FINCI,D.DUNAWAY-MARIANO,R.KNIEWEL, JRNL AUTH 2 J.A.BUGLINO,V.SOLORZANO,J.WU,C.D.LIMA JRNL TITL STRUCTURE, FUNCTION, AND MECHANISM OF THE PHENYLACETATE JRNL TITL 2 PATHWAY HOT DOG-FOLD THIOESTERASE PAAI. JRNL REF J.BIOL.CHEM. V. 281 11028 2006 JRNL REFN ISSN 0021-9258 JRNL PMID 16464851 JRNL DOI 10.1074/JBC.M513896200 REMARK 2 REMARK 2 RESOLUTION. 2.20 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 : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.20 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 19.87 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 89.1 REMARK 3 NUMBER OF REFLECTIONS : 15441 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) : 0.220 REMARK 3 FREE R VALUE : 0.251 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.200 REMARK 3 FREE R VALUE TEST SET COUNT : 797 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.009 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) : 2.20 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.34 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 75.10 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 1997 REMARK 3 BIN R VALUE (WORKING SET) : 0.2680 REMARK 3 BIN FREE R VALUE : 0.3040 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 5.80 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 123 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.027 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2002 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 143 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 35.20 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 36.60 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 4.44000 REMARK 3 B22 (A**2) : 4.44000 REMARK 3 B33 (A**2) : -8.89000 REMARK 3 B12 (A**2) : 1.50000 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) : 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) : 0.32 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.26 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.007 REMARK 3 BOND ANGLES (DEGREES) : 1.100 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 24.90 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.670 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) : 1.450 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.330 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 2.960 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 4.360 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.36 REMARK 3 BSOL : 40.19 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 : PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : DNA-RNA_REP.PARAM REMARK 3 PARAMETER FILE 3 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 4 : ION.PARAM REMARK 3 PARAMETER FILE 5 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : DNA-RNA.TOP REMARK 3 TOPOLOGY FILE 3 : WATER.TOP REMARK 3 TOPOLOGY FILE 4 : ION.TOP REMARK 3 TOPOLOGY FILE 5 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: BULK SOLVENT MODEL USED REMARK 4 REMARK 4 1PSU COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 30-JUN-03. REMARK 100 THE DEPOSITION ID IS D_1000019544. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 07-JUN-03 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6. REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 31-ID REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9798 REMARK 200 MONOCHROMATOR : SAGITALLY FOCUSED SI(111) REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 26640 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.900 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.5 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.10600 REMARK 200 FOR THE DATA SET : NULL 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) : 1.97 REMARK 200 COMPLETENESS FOR SHELL (%) : 94.3 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 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SAD REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: SAD REMARK 200 SOFTWARE USED: SOLVE, RESOLVE REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 54.90 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.75 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 13% PEG 4000, 0.1M BIS-TRIS PH 6.0, REMARK 280 20% MPD, 0.2M LITHIUM SULFATE , VAPOR DIFFUSION, TEMPERATURE 291K 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 39.05600 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 78.11200 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 78.11200 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 39.05600 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: UNKNOWN, BUT LIKELY DIMER FORMED BY SUBUNITS A AND B 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: 1600 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 13090 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -12.0 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 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 ILE A 132 REMARK 465 GLY A 133 REMARK 465 GLY A 134 REMARK 465 THR A 135 REMARK 465 ILE A 136 REMARK 465 THR A 137 REMARK 465 GLY A 138 REMARK 465 GLU A 139 REMARK 465 ALA A 140 REMARK 465 GLY B 138 REMARK 465 GLU B 139 REMARK 465 ALA B 140 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 A 152 O HOH A 152 5676 1.10 REMARK 500 O HOH A 203 O HOH A 203 6556 1.71 REMARK 500 O HOH B 174 O HOH B 174 5676 1.85 REMARK 500 NZ LYS B 128 NZ LYS B 128 5676 2.02 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 LEU A 73 63.93 -116.46 REMARK 500 ASN B 46 -156.25 -92.58 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: NYSGXRC-T820 RELATED DB: TARGETDB DBREF 1PSU A 1 140 UNP P76084 PAAI_ECOLI 1 140 DBREF 1PSU B 1 140 UNP P76084 PAAI_ECOLI 1 140 SEQADV 1PSU MSE A 1 UNP P76084 MET 1 MODIFIED RESIDUE SEQADV 1PSU MSE A 12 UNP P76084 MET 12 MODIFIED RESIDUE SEQADV 1PSU MSE A 29 UNP P76084 MET 29 MODIFIED RESIDUE SEQADV 1PSU MSE A 38 UNP P76084 MET 38 MODIFIED RESIDUE SEQADV 1PSU MSE A 44 UNP P76084 MET 44 MODIFIED RESIDUE SEQADV 1PSU MSE B 1 UNP P76084 MET 1 MODIFIED RESIDUE SEQADV 1PSU MSE B 12 UNP P76084 MET 12 MODIFIED RESIDUE SEQADV 1PSU MSE B 29 UNP P76084 MET 29 MODIFIED RESIDUE SEQADV 1PSU MSE B 38 UNP P76084 MET 38 MODIFIED RESIDUE SEQADV 1PSU MSE B 44 UNP P76084 MET 44 MODIFIED RESIDUE SEQRES 1 A 140 MSE SER HIS LYS ALA TRP GLN ASN ALA HIS ALA MSE TYR SEQRES 2 A 140 GLU ASN ASP ALA CYS ALA LYS ALA LEU GLY ILE ASP ILE SEQRES 3 A 140 ILE SER MSE ASP GLU GLY PHE ALA VAL VAL THR MSE THR SEQRES 4 A 140 VAL THR ALA GLN MSE LEU ASN GLY HIS GLN SER CYS HIS SEQRES 5 A 140 GLY GLY GLN LEU PHE SER LEU ALA ASP THR ALA PHE ALA SEQRES 6 A 140 TYR ALA CYS ASN SER GLN GLY LEU ALA ALA VAL ALA SER SEQRES 7 A 140 ALA CYS THR ILE ASP PHE LEU ARG PRO GLY PHE ALA GLY SEQRES 8 A 140 ASP THR LEU THR ALA THR ALA GLN VAL ARG HIS GLN GLY SEQRES 9 A 140 LYS GLN THR GLY VAL TYR ASP ILE GLU ILE VAL ASN GLN SEQRES 10 A 140 GLN GLN LYS THR VAL ALA LEU PHE ARG GLY LYS SER HIS SEQRES 11 A 140 ARG ILE GLY GLY THR ILE THR GLY GLU ALA SEQRES 1 B 140 MSE SER HIS LYS ALA TRP GLN ASN ALA HIS ALA MSE TYR SEQRES 2 B 140 GLU ASN ASP ALA CYS ALA LYS ALA LEU GLY ILE ASP ILE SEQRES 3 B 140 ILE SER MSE ASP GLU GLY PHE ALA VAL VAL THR MSE THR SEQRES 4 B 140 VAL THR ALA GLN MSE LEU ASN GLY HIS GLN SER CYS HIS SEQRES 5 B 140 GLY GLY GLN LEU PHE SER LEU ALA ASP THR ALA PHE ALA SEQRES 6 B 140 TYR ALA CYS ASN SER GLN GLY LEU ALA ALA VAL ALA SER SEQRES 7 B 140 ALA CYS THR ILE ASP PHE LEU ARG PRO GLY PHE ALA GLY SEQRES 8 B 140 ASP THR LEU THR ALA THR ALA GLN VAL ARG HIS GLN GLY SEQRES 9 B 140 LYS GLN THR GLY VAL TYR ASP ILE GLU ILE VAL ASN GLN SEQRES 10 B 140 GLN GLN LYS THR VAL ALA LEU PHE ARG GLY LYS SER HIS SEQRES 11 B 140 ARG ILE GLY GLY THR ILE THR GLY GLU ALA MODRES 1PSU MSE A 1 MET SELENOMETHIONINE MODRES 1PSU MSE A 12 MET SELENOMETHIONINE MODRES 1PSU MSE A 29 MET SELENOMETHIONINE MODRES 1PSU MSE A 38 MET SELENOMETHIONINE MODRES 1PSU MSE A 44 MET SELENOMETHIONINE MODRES 1PSU MSE B 1 MET SELENOMETHIONINE MODRES 1PSU MSE B 12 MET SELENOMETHIONINE MODRES 1PSU MSE B 29 MET SELENOMETHIONINE MODRES 1PSU MSE B 38 MET SELENOMETHIONINE MODRES 1PSU MSE B 44 MET SELENOMETHIONINE HET MSE A 1 8 HET MSE A 12 8 HET MSE A 29 8 HET MSE A 38 8 HET MSE A 44 8 HET MSE B 1 8 HET MSE B 12 8 HET MSE B 29 8 HET MSE B 38 8 HET MSE B 44 8 HETNAM MSE SELENOMETHIONINE FORMUL 1 MSE 10(C5 H11 N O2 SE) FORMUL 3 HOH *143(H2 O) HELIX 1 1 MSE A 1 GLY A 23 1 23 HELIX 2 2 THR A 41 LEU A 45 5 5 HELIX 3 3 HIS A 52 SER A 70 1 19 HELIX 4 4 MSE B 1 GLU B 14 1 14 HELIX 5 5 ASP B 16 LEU B 22 1 7 HELIX 6 6 THR B 41 LEU B 45 5 5 HELIX 7 7 HIS B 52 SER B 70 1 19 SHEET 1 A12 ASP A 25 ASP A 30 0 SHEET 2 A12 PHE A 33 THR A 39 -1 O VAL A 35 N SER A 28 SHEET 3 A12 THR A 93 GLN A 103 -1 O LEU A 94 N MSE A 38 SHEET 4 A12 THR A 107 VAL A 115 -1 O ASP A 111 N GLN A 99 SHEET 5 A12 THR A 121 HIS A 130 -1 O PHE A 125 N ILE A 112 SHEET 6 A12 VAL A 76 PHE A 84 -1 N VAL A 76 O HIS A 130 SHEET 7 A12 ALA B 75 PHE B 84 -1 O ILE B 82 N CYS A 80 SHEET 8 A12 THR B 121 ARG B 131 -1 O LYS B 128 N ALA B 79 SHEET 9 A12 THR B 107 VAL B 115 -1 N ILE B 114 O VAL B 122 SHEET 10 A12 THR B 93 GLN B 103 -1 N GLN B 99 O ASP B 111 SHEET 11 A12 PHE B 33 THR B 39 -1 N MSE B 38 O LEU B 94 SHEET 12 A12 ASP B 25 ASP B 30 -1 N ASP B 25 O THR B 37 LINK C MSE A 1 N SER A 2 1555 1555 1.33 LINK C ALA A 11 N MSE A 12 1555 1555 1.33 LINK C MSE A 12 N TYR A 13 1555 1555 1.33 LINK C SER A 28 N MSE A 29 1555 1555 1.33 LINK C MSE A 29 N ASP A 30 1555 1555 1.32 LINK C THR A 37 N MSE A 38 1555 1555 1.33 LINK C MSE A 38 N THR A 39 1555 1555 1.33 LINK C GLN A 43 N MSE A 44 1555 1555 1.33 LINK C MSE A 44 N LEU A 45 1555 1555 1.33 LINK C MSE B 1 N SER B 2 1555 1555 1.33 LINK C ALA B 11 N MSE B 12 1555 1555 1.33 LINK C MSE B 12 N TYR B 13 1555 1555 1.33 LINK C SER B 28 N MSE B 29 1555 1555 1.34 LINK C MSE B 29 N ASP B 30 1555 1555 1.32 LINK C THR B 37 N MSE B 38 1555 1555 1.33 LINK C MSE B 38 N THR B 39 1555 1555 1.32 LINK C GLN B 43 N MSE B 44 1555 1555 1.33 LINK C MSE B 44 N LEU B 45 1555 1555 1.33 CRYST1 69.847 69.847 117.168 90.00 90.00 120.00 P 31 2 1 12 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 0.014317 0.008266 0.000000 0.00000 SCALE2 0.000000 0.016532 0.000000 0.00000 SCALE3 0.000000 0.000000 0.008535 0.00000 HETATM 1 N MSE A 1 21.475 53.364 78.534 1.00 50.89 N HETATM 2 CA MSE A 1 20.746 53.616 77.256 1.00 50.52 C HETATM 3 C MSE A 1 20.059 52.346 76.773 1.00 45.95 C HETATM 4 O MSE A 1 18.834 52.279 76.700 1.00 41.79 O HETATM 5 CB MSE A 1 21.714 54.112 76.184 1.00 58.19 C HETATM 6 CG MSE A 1 23.006 53.300 76.112 1.00 69.38 C HETATM 7 SE MSE A 1 23.877 53.277 74.361 1.00 86.55 SE HETATM 8 CE MSE A 1 23.258 51.542 73.749 1.00 79.39 C