HEADER UNKNOWN FUNCTION 05-MAR-10 3M1X TITLE CRYSTAL STRUCTURE OF A PUTATIVE ENDORIBONUCLEASE L-PSP FROM ENTAMOEBA TITLE 2 HISTOLYTICA, RHOMOBOHEDRAL FORM COMPND MOL_ID: 1; COMPND 2 MOLECULE: PUTATIVE ENDORIBONUCLEASE L-PSP; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ENTAMOEBA HISTOLYTICA; SOURCE 3 ORGANISM_TAXID: 294381; SOURCE 4 STRAIN: HM-1:IMSS; SOURCE 5 GENE: EHI_087570; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: AVA0421 KEYWDS STRUCTURAL GENOMICS, SEATTLE STRUCTURAL GENOMICS CENTER FOR KEYWDS 2 INFECTIOUS DISEASE, SSGCID, UNKNOWN FUNCTION EXPDTA X-RAY DIFFRACTION AUTHOR SEATTLE STRUCTURAL GENOMICS CENTER FOR INFECTIOUS DISEASE (SSGCID) REVDAT 5 06-NOV-24 3M1X 1 REMARK REVDAT 4 06-SEP-23 3M1X 1 REMARK SEQADV LINK REVDAT 3 21-APR-10 3M1X 1 KEYWDS REVDAT 2 14-APR-10 3M1X 1 REMARK REVDAT 1 31-MAR-10 3M1X 0 JRNL AUTH A.GARDBERG,J.ABENDROTH,D.DAVIES,B.STAKER JRNL TITL CRYSTAL STRUCTURE OF A PUTATIVE ENDORIBONUCLEASE L-PSP FROM JRNL TITL 2 ENTAMOEBA HISTOLYTICA, RHOMOBOHEDRAL FORM JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 1.20 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.5.0109 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.20 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 54.09 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 32453 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) : 0.107 REMARK 3 R VALUE (WORKING SET) : 0.106 REMARK 3 FREE R VALUE : 0.131 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 1647 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) : 1.20 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.24 REMARK 3 REFLECTION IN BIN (WORKING SET) : 2006 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 88.74 REMARK 3 BIN R VALUE (WORKING SET) : 0.1690 REMARK 3 BIN FREE R VALUE SET COUNT : 114 REMARK 3 BIN FREE R VALUE : 0.1840 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 919 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 14 REMARK 3 SOLVENT ATOMS : 171 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 8.16 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.01000 REMARK 3 B22 (A**2) : 0.01000 REMARK 3 B33 (A**2) : -0.01000 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): 0.031 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.031 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.017 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 0.812 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.983 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.979 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 996 ; 0.026 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): 641 ; 0.006 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 1364 ; 2.206 ; 1.997 REMARK 3 BOND ANGLES OTHERS (DEGREES): 1600 ; 1.266 ; 3.000 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 141 ; 6.507 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 36 ;29.862 ;26.111 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 166 ;10.133 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 2 ; 9.220 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 164 ; 0.134 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1137 ; 0.014 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): 181 ; 0.009 ; 0.020 REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): NULL ; NULL ; NULL 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): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): NULL ; NULL ; NULL 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): 652 ; 2.162 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): 269 ; 2.965 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 1052 ; 2.909 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 344 ; 4.537 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 305 ; 6.511 ; 4.500 REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): 996 ; 2.420 ; 3.000 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 : MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.40 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 3M1X COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 10-MAR-10. REMARK 100 THE DEPOSITION ID IS D_1000058004. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 25-FEB-10 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 3.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRL REMARK 200 BEAMLINE : BL7-1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.979464 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315R REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 32477 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.200 REMARK 200 RESOLUTION RANGE LOW (A) : 54.090 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.1 REMARK 200 DATA REDUNDANCY : 6.000 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.04700 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) : 1.20 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.27 REMARK 200 COMPLETENESS FOR SHELL (%) : 94.0 REMARK 200 DATA REDUNDANCY IN SHELL : 5.00 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: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER REMARK 200 STARTING MODEL: PDB ENTRY 1XRG MODIFIED WITH CCP4 PROGRAM CHAINSAW REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 27.25 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.69 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: INDEX SCREEN CONDITION D4: 100MM REMARK 280 CITRATE, 25% PEG 3350, ENHIA.00579.A AT 25.8 MG/ML, PH 3.5, REMARK 280 VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 290K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: H 3 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z REMARK 290 3555 -X+Y,-X,Z REMARK 290 4555 Y,X,-Z REMARK 290 5555 X-Y,-Y,-Z REMARK 290 6555 -X,-X+Y,-Z REMARK 290 7555 X+2/3,Y+1/3,Z+1/3 REMARK 290 8555 -Y+2/3,X-Y+1/3,Z+1/3 REMARK 290 9555 -X+Y+2/3,-X+1/3,Z+1/3 REMARK 290 10555 Y+2/3,X+1/3,-Z+1/3 REMARK 290 11555 X-Y+2/3,-Y+1/3,-Z+1/3 REMARK 290 12555 -X+2/3,-X+Y+1/3,-Z+1/3 REMARK 290 13555 X+1/3,Y+2/3,Z+2/3 REMARK 290 14555 -Y+1/3,X-Y+2/3,Z+2/3 REMARK 290 15555 -X+Y+1/3,-X+2/3,Z+2/3 REMARK 290 16555 Y+1/3,X+2/3,-Z+2/3 REMARK 290 17555 X-Y+1/3,-Y+2/3,-Z+2/3 REMARK 290 18555 -X+1/3,-X+Y+2/3,-Z+2/3 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 0.00000 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 0.00000 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 0.00000 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 0.00000 REMARK 290 SMTRY1 7 1.000000 0.000000 0.000000 39.27300 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 22.67428 REMARK 290 SMTRY3 7 0.000000 0.000000 1.000000 29.72667 REMARK 290 SMTRY1 8 -0.500000 -0.866025 0.000000 39.27300 REMARK 290 SMTRY2 8 0.866025 -0.500000 0.000000 22.67428 REMARK 290 SMTRY3 8 0.000000 0.000000 1.000000 29.72667 REMARK 290 SMTRY1 9 -0.500000 0.866025 0.000000 39.27300 REMARK 290 SMTRY2 9 -0.866025 -0.500000 0.000000 22.67428 REMARK 290 SMTRY3 9 0.000000 0.000000 1.000000 29.72667 REMARK 290 SMTRY1 10 -0.500000 0.866025 0.000000 39.27300 REMARK 290 SMTRY2 10 0.866025 0.500000 0.000000 22.67428 REMARK 290 SMTRY3 10 0.000000 0.000000 -1.000000 29.72667 REMARK 290 SMTRY1 11 1.000000 0.000000 0.000000 39.27300 REMARK 290 SMTRY2 11 0.000000 -1.000000 0.000000 22.67428 REMARK 290 SMTRY3 11 0.000000 0.000000 -1.000000 29.72667 REMARK 290 SMTRY1 12 -0.500000 -0.866025 0.000000 39.27300 REMARK 290 SMTRY2 12 -0.866025 0.500000 0.000000 22.67428 REMARK 290 SMTRY3 12 0.000000 0.000000 -1.000000 29.72667 REMARK 290 SMTRY1 13 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 13 0.000000 1.000000 0.000000 45.34855 REMARK 290 SMTRY3 13 0.000000 0.000000 1.000000 59.45333 REMARK 290 SMTRY1 14 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 14 0.866025 -0.500000 0.000000 45.34855 REMARK 290 SMTRY3 14 0.000000 0.000000 1.000000 59.45333 REMARK 290 SMTRY1 15 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 15 -0.866025 -0.500000 0.000000 45.34855 REMARK 290 SMTRY3 15 0.000000 0.000000 1.000000 59.45333 REMARK 290 SMTRY1 16 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 16 0.866025 0.500000 0.000000 45.34855 REMARK 290 SMTRY3 16 0.000000 0.000000 -1.000000 59.45333 REMARK 290 SMTRY1 17 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 17 0.000000 -1.000000 0.000000 45.34855 REMARK 290 SMTRY3 17 0.000000 0.000000 -1.000000 59.45333 REMARK 290 SMTRY1 18 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 18 -0.866025 0.500000 0.000000 45.34855 REMARK 290 SMTRY3 18 0.000000 0.000000 -1.000000 59.45333 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: TRIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TRIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 7180 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 13630 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -71.0 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 350 BIOMT2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 350 BIOMT2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 350 BIOMT3 3 0.000000 0.000000 1.000000 0.00000 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 157 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 175 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 231 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 243 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 289 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 MET A -20 REMARK 465 ALA A -19 REMARK 465 HIS A -18 REMARK 465 HIS A -17 REMARK 465 HIS A -16 REMARK 465 HIS A -15 REMARK 465 HIS A -14 REMARK 465 HIS A -13 REMARK 465 MET A -12 REMARK 465 GLY A -11 REMARK 465 THR A -10 REMARK 465 LEU A -9 REMARK 465 GLU A -8 REMARK 465 ALA A -7 REMARK 465 GLY A -6 REMARK 465 GLN A -5 REMARK 465 GLN A -4 REMARK 465 GLY A -3 REMARK 465 PRO A -2 REMARK 465 GLY A -1 REMARK 465 SER A 0 REMARK 465 MET A 1 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 LYS A 3 CG CD CE NZ REMARK 470 LYS A 47 CG CD CE NZ 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 OD2 ASP A 83 OD2 ASP A 83 5556 2.00 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 TYR A 19 CE1 TYR A 19 CZ -0.079 REMARK 500 TYR A 62 CD1 TYR A 62 CE1 0.114 REMARK 500 GLU A 120 CD GLU A 120 OE1 -0.105 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 ALA A 15 O - C - N ANGL. DEV. = -9.8 DEGREES REMARK 500 ALA A 15 O - C - N ANGL. DEV. = 10.3 DEGREES REMARK 500 ASP A 83 CB - CG - OD2 ANGL. DEV. = -6.3 DEGREES REMARK 500 GLU A 96 OE1 - CD - OE2 ANGL. DEV. = -8.3 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 69 -158.95 -109.91 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 FLC A 128 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL A 129 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: ENHIA.00579.A RELATED DB: TARGETDB REMARK 900 RELATED ID: 3M4S RELATED DB: PDB DBREF 3M1X A 1 127 UNP C4LXT9 C4LXT9_ENTHI 1 127 SEQADV 3M1X MET A -20 UNP C4LXT9 EXPRESSION TAG SEQADV 3M1X ALA A -19 UNP C4LXT9 EXPRESSION TAG SEQADV 3M1X HIS A -18 UNP C4LXT9 EXPRESSION TAG SEQADV 3M1X HIS A -17 UNP C4LXT9 EXPRESSION TAG SEQADV 3M1X HIS A -16 UNP C4LXT9 EXPRESSION TAG SEQADV 3M1X HIS A -15 UNP C4LXT9 EXPRESSION TAG SEQADV 3M1X HIS A -14 UNP C4LXT9 EXPRESSION TAG SEQADV 3M1X HIS A -13 UNP C4LXT9 EXPRESSION TAG SEQADV 3M1X MET A -12 UNP C4LXT9 EXPRESSION TAG SEQADV 3M1X GLY A -11 UNP C4LXT9 EXPRESSION TAG SEQADV 3M1X THR A -10 UNP C4LXT9 EXPRESSION TAG SEQADV 3M1X LEU A -9 UNP C4LXT9 EXPRESSION TAG SEQADV 3M1X GLU A -8 UNP C4LXT9 EXPRESSION TAG SEQADV 3M1X ALA A -7 UNP C4LXT9 EXPRESSION TAG SEQADV 3M1X GLY A -6 UNP C4LXT9 EXPRESSION TAG SEQADV 3M1X GLN A -5 UNP C4LXT9 EXPRESSION TAG SEQADV 3M1X GLN A -4 UNP C4LXT9 EXPRESSION TAG SEQADV 3M1X GLY A -3 UNP C4LXT9 EXPRESSION TAG SEQADV 3M1X PRO A -2 UNP C4LXT9 EXPRESSION TAG SEQADV 3M1X GLY A -1 UNP C4LXT9 EXPRESSION TAG SEQADV 3M1X SER A 0 UNP C4LXT9 EXPRESSION TAG SEQRES 1 A 148 MET ALA HIS HIS HIS HIS HIS HIS MET GLY THR LEU GLU SEQRES 2 A 148 ALA GLY GLN GLN GLY PRO GLY SER MET SER LYS LEU THR SEQRES 3 A 148 VAL VAL ALA SER PRO LEU ALA PRO GLU ALA VAL GLY ALA SEQRES 4 A 148 TYR SER GLN ALA ILE ILE CYS ASN GLY MHO VAL TYR CYS SEQRES 5 A 148 SER GLY GLN ILE GLY LEU ASP ARG LYS THR GLY ASP PHE SEQRES 6 A 148 ALA GLY LYS THR ILE GLU GLU GLN SER LYS GLN VAL MET SEQRES 7 A 148 THR ASN LEU LYS TYR VAL LEU GLU GLU ALA GLY SER SER SEQRES 8 A 148 MET ASP LYS VAL VAL LYS THR THR CYS LEU LEU ALA ASP SEQRES 9 A 148 ILE LYS ASP PHE GLY VAL PHE ASN GLY ILE TYR ALA GLU SEQRES 10 A 148 ALA PHE GLY ASN HIS LYS PRO ALA ARG ALA CYS PHE ALA SEQRES 11 A 148 ALA ALA ALA LEU PRO LYS GLY ALA LEU VAL GLU VAL GLU SEQRES 12 A 148 CYS ILE ALA THR LEU MODRES 3M1X MHO A 28 MET S-OXYMETHIONINE HET MHO A 28 9 HET FLC A 128 13 HET CL A 129 1 HETNAM MHO S-OXYMETHIONINE HETNAM FLC CITRATE ANION HETNAM CL CHLORIDE ION FORMUL 1 MHO C5 H11 N O3 S FORMUL 2 FLC C6 H5 O7 3- FORMUL 3 CL CL 1- FORMUL 4 HOH *171(H2 O) HELIX 1 1 THR A 48 ALA A 67 1 20 HELIX 2 2 SER A 70 ASP A 72 5 3 HELIX 3 3 ASP A 83 LYS A 85 5 3 HELIX 4 4 ASP A 86 GLY A 99 1 14 HELIX 5 5 LEU A 113 ALA A 117 5 5 SHEET 1 A 6 LEU A 4 VAL A 7 0 SHEET 2 A 6 ALA A 22 CYS A 25 -1 O ILE A 24 N THR A 5 SHEET 3 A 6 MHO A 28 ILE A 35 -1 O TYR A 30 N ILE A 23 SHEET 4 A 6 VAL A 119 THR A 126 -1 O ALA A 125 N VAL A 29 SHEET 5 A 6 VAL A 74 LEU A 81 -1 N LEU A 80 O GLU A 120 SHEET 6 A 6 ALA A 104 ALA A 109 1 O ALA A 106 N CYS A 79 LINK C GLY A 27 N MHO A 28 1555 1555 1.33 LINK C MHO A 28 N VAL A 29 1555 1555 1.32 SITE 1 AC1 12 TYR A 19 GLY A 33 ILE A 35 PHE A 87 SITE 2 AC1 12 ARG A 105 ALA A 106 CYS A 107 PRO A 114 SITE 3 AC1 12 LYS A 115 GLU A 120 HOH A 283 HOH A 296 SITE 1 AC2 4 THR A 77 THR A 78 HOH A 177 HOH A 227 CRYST1 78.546 78.546 89.180 90.00 90.00 120.00 H 3 2 18 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 0.012731 0.007350 0.000000 0.00000 SCALE2 0.000000 0.014701 0.000000 0.00000 SCALE3 0.000000 0.000000 0.011213 0.00000