HEADER TRANSFERASE 12-FEB-16 5B3A TITLE CRYSTAL STRUCTURE OF O-PHOSHOSERINE SULFHYDRYLASE FROM AEROPYRUM TITLE 2 PERNIX IN COMPLEXED WITH THE ALPHA-AMINOACRYLATE INTERMEDIATE COMPND MOL_ID: 1; COMPND 2 MOLECULE: PROTEIN CYSO; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: CYSTATHIONINE BETA-SYNTHASE,CYSTEINE SYNTHASE,O-ACETYLSERINE COMPND 5 SULFHYDRYLASE,O-PHOSPHOSERINE SULFHYDRYLASE,SERINE SULFHYDRASE; COMPND 6 EC: 4.2.1.22,2.5.1.47,2.5.1.65; COMPND 7 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: AEROPYRUM PERNIX K1; SOURCE 3 ORGANISM_TAXID: 272557; SOURCE 4 STRAIN: K1; SOURCE 5 GENE: CYSO, APE_1586; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: ROSETTA (DE3); SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET3D KEYWDS CYSTEINE BIOSYNTHESIS, SULFHYDRYLASE, INTERMEDIATE, EXTERNAL SCHIFF KEYWDS 2 BASE OF PLP WITH ALPHA-AMINO ACRYLATE, TRANSFERASE EXPDTA X-RAY DIFFRACTION AUTHOR T.NAKAMURA,E.TAKEDA,Y.KAWAI,M.KATAOKA,K.ISHIKAWA REVDAT 5 08-NOV-23 5B3A 1 REMARK REVDAT 4 10-MAY-17 5B3A 1 HET HETNAM FORMUL HETATM REVDAT 3 07-SEP-16 5B3A 1 JRNL REVDAT 2 20-JUL-16 5B3A 1 JRNL REVDAT 1 16-MAR-16 5B3A 0 JRNL AUTH E.TAKEDA,K.KUNIMOTO,Y.KAWAI,M.KATAOKA,K.ISHIKAWA,T.NAKAMURA JRNL TITL ROLE OF F225 IN O-PHOSPHOSERINE SULFHYDRYLASE FROM AEROPYRUM JRNL TITL 2 PERNIX K1 JRNL REF EXTREMOPHILES V. 20 733 2016 JRNL REFN ESSN 1433-4909 JRNL PMID 27377295 JRNL DOI 10.1007/S00792-016-0862-6 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH T.NAKAMURA,Y.KAWAI,K.KUNIMOTO,Y.IWASAKI,K.NISHII,M.KATAOKA, REMARK 1 AUTH 2 K.ISHIKAWA REMARK 1 TITL STRUCTURAL ANALYSIS OF THE SUBSTRATE RECOGNITION MECHANISM REMARK 1 TITL 2 IN O-PHOSPHOSERINE SULFHYDRYLASE FROM THE HYPERTHERMOPHILIC REMARK 1 TITL 3 ARCHAEON AEROPYRUM PERNIX K1 REMARK 1 REF J.MOL.BIOL. V. 422 33 2012 REMARK 1 REFN ESSN 1089-8638 REMARK 1 PMID 22580223 REMARK 1 DOI 10.1016/J.JMB.2012.05.009 REMARK 1 REFERENCE 2 REMARK 1 AUTH Y.ODA,K.MINO,K.ISHIKAWA,M.ATAKA REMARK 1 TITL THREE-DIMENSIONAL STRUCTURE OF A NEW ENZYME, O-PHOSPHOSERINE REMARK 1 TITL 2 SULFHYDRYLASE, INVOLVED IN L-CYSTEINE BIOSYNTHESIS BY A REMARK 1 TITL 3 HYPERTHERMOPHILIC ARCHAEON, AEROPYRUM PERNIX K1, AT 2.0A REMARK 1 TITL 4 RESOLUTION REMARK 1 REF J.MOL.BIOL. V. 351 334 2005 REMARK 1 REFN ISSN 0022-2836 REMARK 1 PMID 16005886 REMARK 1 DOI 10.1016/J.JMB.2005.05.064 REMARK 2 REMARK 2 RESOLUTION. 2.14 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.8.0049 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.14 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 32.92 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 98.0 REMARK 3 NUMBER OF REFLECTIONS : 40639 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) : 0.145 REMARK 3 R VALUE (WORKING SET) : 0.142 REMARK 3 FREE R VALUE : 0.203 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 2161 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) : 2.14 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.20 REMARK 3 REFLECTION IN BIN (WORKING SET) : 2862 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 96.15 REMARK 3 BIN R VALUE (WORKING SET) : 0.1520 REMARK 3 BIN FREE R VALUE SET COUNT : 163 REMARK 3 BIN FREE R VALUE : 0.2450 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 5834 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 58 REMARK 3 SOLVENT ATOMS : 348 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 19.59 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.00000 REMARK 3 B22 (A**2) : 0.00000 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): 0.200 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.176 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.101 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 3.821 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.962 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.930 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 6108 ; 0.017 ; 0.019 REMARK 3 BOND LENGTHS OTHERS (A): 5903 ; 0.001 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 8313 ; 1.941 ; 1.989 REMARK 3 BOND ANGLES OTHERS (DEGREES): 13530 ; 0.964 ; 3.002 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 788 ; 6.908 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 264 ;31.909 ;22.765 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 991 ;16.145 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 60 ;18.144 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 929 ; 0.132 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 6971 ; 0.010 ; 0.021 REMARK 3 GENERAL PLANES OTHERS (A): 1375 ; 0.001 ; 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): 3099 ; 1.812 ; 1.763 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): 3092 ; 1.809 ; 1.763 REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 3877 ; 2.821 ; 2.636 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): 3874 ; 2.822 ; 2.637 REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 3009 ; 2.589 ; 2.066 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): 3009 ; 2.589 ; 2.066 REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): 4423 ; 4.110 ; 2.980 REMARK 3 LONG RANGE B REFINED ATOMS (A**2): 7253 ; 6.484 ;14.734 REMARK 3 LONG RANGE B OTHER ATOMS (A**2): 7148 ; 6.404 ;14.556 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 : NULL 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 RIDING REMARK 3 POSITIONS REMARK 4 REMARK 4 5B3A COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 16-FEB-16. REMARK 100 THE DEPOSITION ID IS D_1300000447. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 24-NOV-09 REMARK 200 TEMPERATURE (KELVIN) : 80 REMARK 200 PH : 7.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SPRING-8 REMARK 200 BEAMLINE : BL44XU REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9 REMARK 200 MONOCHROMATOR : ROTATED-INCLINED DOUBLE-CRYSTAL REMARK 200 MONOCHROMATOR , SI (111) REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : BRUKER DIP-6040 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : NULL REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 40639 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.140 REMARK 200 RESOLUTION RANGE LOW (A) : 32.920 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.0 REMARK 200 DATA REDUNDANCY : 10.00 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 59.8000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.14 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.18 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 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: FOURIER SYNTHESIS REMARK 200 SOFTWARE USED: NULL REMARK 200 STARTING MODEL: CYSO FREE FORM (PDB ID, 3VSA) REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 45.49 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.26 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1 M HEPES SODIUM PH 7.5, 27% 2 REMARK 280 -PROPANOL, 12% PEG4000, 12 MM TCEP-HCL, THE CRYSTAL WAS SOAKED REMARK 280 WITH THE RESERVOIR SOLUTION CONTAINING 5% MPD AS A REMARK 280 CRYOPROTECTANT, 20 MM O-PHOSPHO-L-SERINE (OPS) AND 12 MM TCEP- REMARK 280 HCL, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 296K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 43 21 2 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 -Y+1/2,X+1/2,Z+3/4 REMARK 290 4555 Y+1/2,-X+1/2,Z+1/4 REMARK 290 5555 -X+1/2,Y+1/2,-Z+3/4 REMARK 290 6555 X+1/2,-Y+1/2,-Z+1/4 REMARK 290 7555 Y,X,-Z REMARK 290 8555 -Y,-X,-Z+1/2 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 137.98050 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 37.07550 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 37.07550 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 206.97075 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 37.07550 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 37.07550 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 68.99025 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 37.07550 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 37.07550 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 206.97075 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 37.07550 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 37.07550 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 68.99025 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 137.98050 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 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: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 270 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 15490 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -9.0 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 REMARK 350 BIOMOLECULE: 2 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 160 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 15690 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -5.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: 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 MET A 1 REMARK 465 GLY A 384 REMARK 465 ALA A 385 REMARK 465 GLY A 386 REMARK 465 ASP A 387 REMARK 465 SER A 388 REMARK 465 VAL A 389 REMARK 465 MET B 1 REMARK 465 ALA B 385 REMARK 465 GLY B 386 REMARK 465 ASP B 387 REMARK 465 SER B 388 REMARK 465 VAL B 389 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 O HOH B 506 O HOH B 661 1.44 REMARK 500 O HOH A 507 O HOH A 583 1.75 REMARK 500 O LEU B 382 O HOH B 501 1.97 REMARK 500 OD1 ASP B 5 O HOH B 502 1.99 REMARK 500 NE ARG B 137 O HOH B 503 2.07 REMARK 500 O HOH A 504 O HOH A 538 2.12 REMARK 500 OE1 GLU B 33 O HOH B 504 2.15 REMARK 500 O HOH B 661 O HOH B 668 2.19 REMARK 500 REMARK 500 REMARK: NULL 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 550 O HOH B 680 4555 1.63 REMARK 500 O HOH B 568 O HOH B 672 5654 1.79 REMARK 500 O HOH A 600 O HOH B 515 5654 2.18 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 B 81 CG GLU B 81 CD 0.097 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 ARG A 93 NE - CZ - NH1 ANGL. DEV. = 3.6 DEGREES REMARK 500 ARG A 93 NE - CZ - NH2 ANGL. DEV. = -3.3 DEGREES REMARK 500 ARG A 103 NE - CZ - NH1 ANGL. DEV. = 3.1 DEGREES REMARK 500 ARG A 103 NE - CZ - NH2 ANGL. DEV. = -3.2 DEGREES REMARK 500 ARG A 111 NE - CZ - NH1 ANGL. DEV. = 3.3 DEGREES REMARK 500 ARG A 188 NE - CZ - NH2 ANGL. DEV. = 3.7 DEGREES REMARK 500 ARG A 297 NE - CZ - NH1 ANGL. DEV. = -3.7 DEGREES REMARK 500 ARG A 297 NE - CZ - NH2 ANGL. DEV. = 4.1 DEGREES REMARK 500 ARG B 298 NE - CZ - NH1 ANGL. DEV. = -3.4 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 TYR A 119 37.71 -74.17 REMARK 500 SER A 154 -53.97 155.82 REMARK 500 ASN A 223 70.85 43.89 REMARK 500 SER A 263 5.18 80.03 REMARK 500 THR A 301 -154.89 123.95 REMARK 500 ASP B 75 38.22 -86.19 REMARK 500 SER B 77 129.02 -172.30 REMARK 500 PHE B 122 -64.01 -100.98 REMARK 500 ARG B 140 -36.08 103.34 REMARK 500 ARG B 141 -22.73 169.68 REMARK 500 SER B 154 -52.88 154.04 REMARK 500 SER B 263 0.55 87.84 REMARK 500 GLU B 300 152.70 42.00 REMARK 500 GLU B 300 147.30 51.49 REMARK 500 GLU B 383 -39.71 -39.27 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS REMARK 500 REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH REMARK 500 CIS AND TRANS CONFORMATION. CIS BONDS, IF ANY, ARE LISTED REMARK 500 ON CISPEP RECORDS. TRANS IS DEFINED AS 180 +/- 30 AND REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES. REMARK 500 MODEL OMEGA REMARK 500 LEU A 138 SER A 139 -145.17 REMARK 500 LEU A 382 GLU A 383 149.07 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 MPD A 401 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue 0JO A 402 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue MPD B 401 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue 0JO B 402 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 5B36 RELATED DB: PDB DBREF 5B3A A 1 389 UNP Q9YBL2 CYSO_AERPE 1 389 DBREF 5B3A B 1 389 UNP Q9YBL2 CYSO_AERPE 1 389 SEQRES 1 A 389 MET ALA LEU ALA ASP ILE SER GLY TYR LEU ASP VAL LEU SEQRES 2 A 389 ASP SER VAL ARG GLY PHE SER TYR LEU GLU ASN ALA ARG SEQRES 3 A 389 GLU VAL LEU ARG SER GLY GLU ALA ARG CYS LEU GLY ASN SEQRES 4 A 389 PRO ARG SER GLU PRO GLU TYR VAL LYS ALA LEU TYR VAL SEQRES 5 A 389 ILE GLY ALA SER ARG ILE PRO VAL GLY ASP GLY CYS SER SEQRES 6 A 389 HIS THR LEU GLU GLU LEU GLY VAL PHE ASP ILE SER VAL SEQRES 7 A 389 PRO GLY GLU MET VAL PHE PRO SER PRO LEU ASP PHE PHE SEQRES 8 A 389 GLU ARG GLY LYS PRO THR PRO LEU VAL ARG SER ARG LEU SEQRES 9 A 389 GLN LEU PRO ASN GLY VAL ARG VAL TRP LEU LYS LEU GLU SEQRES 10 A 389 TRP TYR ASN PRO PHE SER LEU SER VAL LYS ASP ARG PRO SEQRES 11 A 389 ALA VAL GLU ILE ILE SER ARG LEU SER ARG ARG VAL GLU SEQRES 12 A 389 LYS GLY SER LEU VAL ALA ASP ALA THR SER SER ASN PHE SEQRES 13 A 389 GLY VAL ALA LEU SER ALA VAL ALA ARG LEU TYR GLY TYR SEQRES 14 A 389 ARG ALA ARG VAL TYR LEU PRO GLY ALA ALA GLU GLU PHE SEQRES 15 A 389 GLY LYS LEU LEU PRO ARG LEU LEU GLY ALA GLN VAL ILE SEQRES 16 A 389 VAL ASP PRO GLU ALA PRO SER THR VAL HIS LEU LEU PRO SEQRES 17 A 389 ARG VAL MET LYS ASP SER LYS ASN GLU GLY PHE VAL HIS SEQRES 18 A 389 VAL ASN GLN PHE TYR ASN ASP ALA ASN PHE GLU ALA HIS SEQRES 19 A 389 MET ARG GLY THR ALA ARG GLU ILE PHE VAL GLN SER ARG SEQRES 20 A 389 ARG GLY GLY LEU ALA LEU ARG GLY VAL ALA GLY SER LEU SEQRES 21 A 389 GLY THR SER GLY HIS MET SER ALA ALA ALA PHE TYR LEU SEQRES 22 A 389 GLN SER VAL ASP PRO SER ILE ARG ALA VAL LEU VAL GLN SEQRES 23 A 389 PRO ALA GLN GLY ASP SER ILE PRO GLY ILE ARG ARG VAL SEQRES 24 A 389 GLU THR GLY MET LEU TRP ILE ASN MET LEU ASP ILE SER SEQRES 25 A 389 TYR THR LEU ALA GLU VAL THR LEU GLU GLU ALA MET GLU SEQRES 26 A 389 ALA VAL VAL GLU VAL ALA ARG SER ASP GLY LEU VAL ILE SEQRES 27 A 389 GLY PRO SER GLY GLY ALA ALA VAL LYS ALA LEU ALA LYS SEQRES 28 A 389 LYS ALA ALA GLU GLY ASP LEU GLU PRO GLY ASP TYR VAL SEQRES 29 A 389 VAL VAL VAL PRO ASP THR GLY PHE LYS TYR LEU SER LEU SEQRES 30 A 389 VAL GLN ASN ALA LEU GLU GLY ALA GLY ASP SER VAL SEQRES 1 B 389 MET ALA LEU ALA ASP ILE SER GLY TYR LEU ASP VAL LEU SEQRES 2 B 389 ASP SER VAL ARG GLY PHE SER TYR LEU GLU ASN ALA ARG SEQRES 3 B 389 GLU VAL LEU ARG SER GLY GLU ALA ARG CYS LEU GLY ASN SEQRES 4 B 389 PRO ARG SER GLU PRO GLU TYR VAL LYS ALA LEU TYR VAL SEQRES 5 B 389 ILE GLY ALA SER ARG ILE PRO VAL GLY ASP GLY CYS SER SEQRES 6 B 389 HIS THR LEU GLU GLU LEU GLY VAL PHE ASP ILE SER VAL SEQRES 7 B 389 PRO GLY GLU MET VAL PHE PRO SER PRO LEU ASP PHE PHE SEQRES 8 B 389 GLU ARG GLY LYS PRO THR PRO LEU VAL ARG SER ARG LEU SEQRES 9 B 389 GLN LEU PRO ASN GLY VAL ARG VAL TRP LEU LYS LEU GLU SEQRES 10 B 389 TRP TYR ASN PRO PHE SER LEU SER VAL LYS ASP ARG PRO SEQRES 11 B 389 ALA VAL GLU ILE ILE SER ARG LEU SER ARG ARG VAL GLU SEQRES 12 B 389 LYS GLY SER LEU VAL ALA ASP ALA THR SER SER ASN PHE SEQRES 13 B 389 GLY VAL ALA LEU SER ALA VAL ALA ARG LEU TYR GLY TYR SEQRES 14 B 389 ARG ALA ARG VAL TYR LEU PRO GLY ALA ALA GLU GLU PHE SEQRES 15 B 389 GLY LYS LEU LEU PRO ARG LEU LEU GLY ALA GLN VAL ILE SEQRES 16 B 389 VAL ASP PRO GLU ALA PRO SER THR VAL HIS LEU LEU PRO SEQRES 17 B 389 ARG VAL MET LYS ASP SER LYS ASN GLU GLY PHE VAL HIS SEQRES 18 B 389 VAL ASN GLN PHE TYR ASN ASP ALA ASN PHE GLU ALA HIS SEQRES 19 B 389 MET ARG GLY THR ALA ARG GLU ILE PHE VAL GLN SER ARG SEQRES 20 B 389 ARG GLY GLY LEU ALA LEU ARG GLY VAL ALA GLY SER LEU SEQRES 21 B 389 GLY THR SER GLY HIS MET SER ALA ALA ALA PHE TYR LEU SEQRES 22 B 389 GLN SER VAL ASP PRO SER ILE ARG ALA VAL LEU VAL GLN SEQRES 23 B 389 PRO ALA GLN GLY ASP SER ILE PRO GLY ILE ARG ARG VAL SEQRES 24 B 389 GLU THR GLY MET LEU TRP ILE ASN MET LEU ASP ILE SER SEQRES 25 B 389 TYR THR LEU ALA GLU VAL THR LEU GLU GLU ALA MET GLU SEQRES 26 B 389 ALA VAL VAL GLU VAL ALA ARG SER ASP GLY LEU VAL ILE SEQRES 27 B 389 GLY PRO SER GLY GLY ALA ALA VAL LYS ALA LEU ALA LYS SEQRES 28 B 389 LYS ALA ALA GLU GLY ASP LEU GLU PRO GLY ASP TYR VAL SEQRES 29 B 389 VAL VAL VAL PRO ASP THR GLY PHE LYS TYR LEU SER LEU SEQRES 30 B 389 VAL GLN ASN ALA LEU GLU GLY ALA GLY ASP SER VAL HET MPD A 401 8 HET 0JO A 402 21 HET MPD B 401 8 HET 0JO B 402 21 HETNAM MPD (4S)-2-METHYL-2,4-PENTANEDIOL HETNAM 0JO 2-{[(E)-{3-HYDROXY-2-METHYL-5-[(PHOSPHONOOXY) HETNAM 2 0JO METHYL]PYRIDIN-4-YL}METHYLIDENE]AMINO}PROP-2-ENOIC HETNAM 3 0JO ACID FORMUL 3 MPD 2(C6 H14 O2) FORMUL 4 0JO 2(C11 H13 N2 O7 P) FORMUL 7 HOH *348(H2 O) HELIX 1 AA1 SER A 7 LEU A 10 5 4 HELIX 2 AA2 ASP A 11 VAL A 16 1 6 HELIX 3 AA3 TYR A 21 GLY A 32 1 12 HELIX 4 AA4 ASN A 39 SER A 42 5 4 HELIX 5 AA5 GLU A 43 ILE A 53 1 11 HELIX 6 AA6 SER A 86 GLY A 94 1 9 HELIX 7 AA7 LEU A 106 ASN A 108 5 3 HELIX 8 AA8 LYS A 127 SER A 139 1 13 HELIX 9 AA9 SER A 154 TYR A 167 1 14 HELIX 10 AB1 GLU A 180 LEU A 190 1 11 HELIX 11 AB2 THR A 203 HIS A 205 5 3 HELIX 12 AB3 LEU A 206 GLY A 218 1 13 HELIX 13 AB4 ASN A 227 GLY A 237 1 11 HELIX 14 AB5 GLY A 237 GLY A 249 1 13 HELIX 15 AB6 SER A 263 ASP A 277 1 15 HELIX 16 AB7 MET A 303 LEU A 309 1 7 HELIX 17 AB8 THR A 319 GLY A 335 1 17 HELIX 18 AB9 GLY A 339 GLU A 355 1 17 HELIX 19 AC1 THR A 370 LYS A 373 5 4 HELIX 20 AC2 TYR A 374 GLU A 383 1 10 HELIX 21 AC3 SER B 7 LEU B 10 5 4 HELIX 22 AC4 ASP B 11 VAL B 16 1 6 HELIX 23 AC5 SER B 20 GLY B 32 1 13 HELIX 24 AC6 ASN B 39 SER B 42 5 4 HELIX 25 AC7 GLU B 43 GLY B 54 1 12 HELIX 26 AC8 SER B 86 GLY B 94 1 9 HELIX 27 AC9 TRP B 118 ASN B 120 5 3 HELIX 28 AD1 LYS B 127 SER B 139 1 13 HELIX 29 AD2 SER B 154 TYR B 167 1 14 HELIX 30 AD3 GLU B 180 LEU B 190 1 11 HELIX 31 AD4 THR B 203 HIS B 205 5 3 HELIX 32 AD5 LEU B 206 GLY B 218 1 13 HELIX 33 AD6 ASN B 227 GLY B 237 1 11 HELIX 34 AD7 GLY B 237 GLY B 249 1 13 HELIX 35 AD8 SER B 263 ASP B 277 1 15 HELIX 36 AD9 MET B 303 LEU B 309 1 7 HELIX 37 AE1 THR B 319 GLY B 335 1 17 HELIX 38 AE2 GLY B 339 GLY B 356 1 18 HELIX 39 AE3 THR B 370 LYS B 373 5 4 HELIX 40 AE4 TYR B 374 GLU B 383 1 10 SHEET 1 AA1 2 LEU A 3 ASP A 5 0 SHEET 2 AA1 2 ARG A 57 PRO A 59 -1 O ILE A 58 N ALA A 4 SHEET 1 AA2 2 GLU A 33 ALA A 34 0 SHEET 2 AA2 2 HIS A 66 THR A 67 -1 O HIS A 66 N ALA A 34 SHEET 1 AA3 7 VAL A 83 PHE A 84 0 SHEET 2 AA3 7 LEU B 99 ARG B 101 1 O LEU B 99 N PHE A 84 SHEET 3 AA3 7 VAL B 110 LEU B 116 -1 O LEU B 114 N VAL B 100 SHEET 4 AA3 7 GLY B 361 VAL B 367 1 O VAL B 365 N TRP B 113 SHEET 5 AA3 7 LEU B 253 GLY B 258 1 N ARG B 254 O ASP B 362 SHEET 6 AA3 7 ARG B 281 PRO B 287 1 O VAL B 283 N VAL B 256 SHEET 7 AA3 7 THR B 314 VAL B 318 1 O ALA B 316 N GLN B 286 SHEET 1 AA4 7 THR A 314 VAL A 318 0 SHEET 2 AA4 7 ARG A 281 PRO A 287 1 N ALA A 282 O THR A 314 SHEET 3 AA4 7 LEU A 253 GLY A 258 1 N ARG A 254 O ARG A 281 SHEET 4 AA4 7 GLY A 361 VAL A 367 1 O ASP A 362 N ARG A 254 SHEET 5 AA4 7 VAL A 110 LEU A 116 1 N TRP A 113 O VAL A 365 SHEET 6 AA4 7 LEU A 99 ARG A 101 -1 N VAL A 100 O LEU A 114 SHEET 7 AA4 7 VAL B 83 PHE B 84 1 O PHE B 84 N LEU A 99 SHEET 1 AA5 4 GLN A 193 ASP A 197 0 SHEET 2 AA5 4 ARG A 170 PRO A 176 1 N LEU A 175 O ASP A 197 SHEET 3 AA5 4 LEU A 147 ALA A 151 1 N VAL A 148 O ARG A 170 SHEET 4 AA5 4 VAL A 220 HIS A 221 1 O VAL A 220 N LEU A 147 SHEET 1 AA6 2 LEU B 3 ASP B 5 0 SHEET 2 AA6 2 ARG B 57 PRO B 59 -1 O ILE B 58 N ALA B 4 SHEET 1 AA7 2 GLU B 33 ALA B 34 0 SHEET 2 AA7 2 HIS B 66 THR B 67 -1 O HIS B 66 N ALA B 34 SHEET 1 AA8 4 GLN B 193 ASP B 197 0 SHEET 2 AA8 4 ARG B 170 PRO B 176 1 N VAL B 173 O GLN B 193 SHEET 3 AA8 4 LEU B 147 ALA B 151 1 N VAL B 148 O ARG B 170 SHEET 4 AA8 4 VAL B 220 HIS B 221 1 O VAL B 220 N LEU B 147 CISPEP 1 LYS A 95 PRO A 96 0 0.92 CISPEP 2 LYS B 95 PRO B 96 0 5.91 CISPEP 3 SER B 139 ARG B 140 0 19.76 SITE 1 AC1 7 MET A 82 GLY A 94 PRO A 96 THR A 97 SITE 2 AC1 7 HOH A 535 HOH A 568 TYR B 119 SITE 1 AC2 21 LYS A 127 THR A 152 SER A 153 ASN A 155 SITE 2 AC2 21 PHE A 156 GLN A 224 SER A 259 GLY A 261 SITE 3 AC2 21 THR A 262 SER A 263 GLY A 264 HIS A 265 SITE 4 AC2 21 GLY A 295 ILE A 296 SER A 341 PRO A 368 SITE 5 AC2 21 ASP A 369 TYR A 374 HOH A 541 HOH A 546 SITE 6 AC2 21 HOH A 591 SITE 1 AC3 5 ARG A 332 SER B 65 ARG B 165 HOH B 515 SITE 2 AC3 5 HOH B 592 SITE 1 AC4 21 LYS B 127 THR B 152 SER B 153 ASN B 155 SITE 2 AC4 21 PHE B 156 GLN B 224 SER B 259 GLY B 261 SITE 3 AC4 21 THR B 262 SER B 263 GLY B 264 HIS B 265 SITE 4 AC4 21 GLY B 295 ILE B 296 SER B 341 PRO B 368 SITE 5 AC4 21 ASP B 369 TYR B 374 HOH B 556 HOH B 563 SITE 6 AC4 21 HOH B 569 CRYST1 74.151 74.151 275.961 90.00 90.00 90.00 P 43 21 2 16 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 0.013486 0.000000 0.000000 0.00000 SCALE2 0.000000 0.013486 0.000000 0.00000 SCALE3 0.000000 0.000000 0.003624 0.00000