HEADER TRANSFERASE (GLUTAMINE AMIDOTRANSFERASE)23-APR-96 1ECF TITLE ESCHERICHIA COLI GLUTAMINE PHOSPHORIBOSYLPYROPHOSPHATE (PRPP) TITLE 2 AMIDOTRANSFERASE COMPND MOL_ID: 1; COMPND 2 MOLECULE: GLUTAMINE PHOSPHORIBOSYLPYROPHOSPHATE AMIDOTRANSFERASE; COMPND 3 CHAIN: A, B; COMPND 4 EC: 2.4.2.14; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 562; SOURCE 4 CELL_LINE: BL21; SOURCE 5 GENE: PURF; 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: T7; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PT7F1; SOURCE 11 EXPRESSION_SYSTEM_GENE: PURF; SOURCE 12 OTHER_DETAILS: T7 PHI10 PROMOTER KEYWDS PURINE BIOSYNTHESIS, TRANSFERASE, GLYCOSYLTRANSFERASE, GLUTAMINE KEYWDS 2 AMIDOTRANSFERASE, TRANSFERASE (GLUTAMINE AMIDOTRANSFERASE) EXPDTA X-RAY DIFFRACTION AUTHOR J.M.KRAHN REVDAT 8 25-DEC-24 1ECF 1 REMARK LINK REVDAT 7 09-AUG-23 1ECF 1 REMARK LINK REVDAT 6 16-NOV-11 1ECF 1 HETATM REVDAT 5 13-JUL-11 1ECF 1 VERSN REVDAT 4 24-FEB-09 1ECF 1 VERSN REVDAT 3 01-APR-03 1ECF 1 JRNL REVDAT 2 11-FEB-00 1ECF 1 JRNL REVDAT 1 08-NOV-96 1ECF 0 JRNL AUTH C.R.MUCHMORE,J.M.KRAHN,J.H.KIM,H.ZALKIN,J.L.SMITH JRNL TITL CRYSTAL STRUCTURE OF GLUTAMINE PHOSPHORIBOSYLPYROPHOSPHATE JRNL TITL 2 AMIDOTRANSFERASE FROM ESCHERICHIA COLI. JRNL REF PROTEIN SCI. V. 7 39 1998 JRNL REFN ISSN 0961-8368 JRNL PMID 9514258 REMARK 2 REMARK 2 RESOLUTION. 2.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.1 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 30.00 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) (%) : 98.2 REMARK 3 NUMBER OF REFLECTIONS : 65066 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING SET) : 0.175 REMARK 3 FREE R VALUE : 0.230 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : NULL 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 : 7786 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 88 REMARK 3 SOLVENT ATOMS : 986 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 24.90 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) : 0.21 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) : 0.012 REMARK 3 BOND ANGLES (DEGREES) : 1.893 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 22.97 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.510 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) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; 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: REMARK 3 TYR 94 IN EACH CHAIN HAS PHI/PSI VALUES THAT ARE NORMALLY REMARK 3 DISALLOWED. IT FORMS A SHARP BETA-TURN WITH PRO 93, A REMARK 3 CIS-PROLINE. REMARK 3 REMARK 3 THE DISTANCE BETWEEN X982 AND X230 IS ARTIFICIALLY SHORT REMARK 3 DUE TO UNMODELLED HETEROGENEITY AT A SPECIAL POSITION NEAR REMARK 3 X230. REMARK 3 REMARK 3 ADDITIONAL UNMODELED ELECTRON DENSITY IS PRESENT NEAR REMARK 3 THE CYS 1 SULFUR. IT APPEARS TO REPRESENT A HETEROGENEOUS REMARK 3 OXIDATION BY OXYGEN AND SULFUR COMPOUNDS. REMARK 4 REMARK 4 1ECF COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 100 THE DEPOSITION ID IS D_1000173005. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 18-MAR-95 REMARK 200 TEMPERATURE (KELVIN) : 110.0 REMARK 200 PH : 5.6 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 RUH2R REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : MSC DOUBLE MIRROR REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL (DENZO) REMARK 200 DATA SCALING SOFTWARE : HKL, SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 65480 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 REMARK 200 RESOLUTION RANGE LOW (A) : 30.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.2 REMARK 200 DATA REDUNDANCY : 4.100 REMARK 200 R MERGE (I) : 0.04100 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 24.1000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.00 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.03 REMARK 200 COMPLETENESS FOR SHELL (%) : 92.7 REMARK 200 DATA REDUNDANCY IN SHELL : 2.90 REMARK 200 R MERGE FOR SHELL (I) : 0.22500 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 4.500 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT AND REMARK 200 SIR PHASES FROM SEMET PROTEIN REMARK 200 SOFTWARE USED: SHARP, X-PLOR 3.1 REMARK 200 STARTING MODEL: 1GPH REMARK 200 REMARK 200 REMARK: ORIGINAL MOLECULAR REPLACEMENT SOLUTION WAS OBTAINED IN A REMARK 200 DIFFERENT CRYSTAL FORM. REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 40.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.17 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PH 5.6 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 53.15000 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 53.15000 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 58.45000 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 78.75000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 58.45000 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 78.75000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 53.15000 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 58.45000 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 78.75000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 53.15000 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 58.45000 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 78.75000 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 300 REMARK: PHE B 88 - SER B 92 EXISTS IN TWO DISTINCT CONFORMATIONS REMARK 300 AS A RESULT OF THE BINDING OF PIPES BUFFER ALONG THE REMARK 300 CRYSTALLOGRAPHIC MOLECULAR TWO-FOLD AXIS, AND IS REMARK 300 THEREFORE POORLY DEFINED. APPLICATION OF THE REMARK 300 CRYSTALLOGRAPHIC SYMMETRY OPERATOR TO THE SECOND SET OF REMARK 300 RESIDUES WILL GENERATE A COMPLETE ASYMMETRIC MODEL OF REMARK 300 THIS SITE. 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: TETRAMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC REMARK 350 SOFTWARE USED: PISA,PQS REMARK 350 TOTAL BURIED SURFACE AREA: 23030 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 68450 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: 18.0 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 350 BIOMT1 2 -1.000000 0.000000 0.000000 116.90000 REMARK 350 BIOMT2 2 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 53.15000 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 509 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 510 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 511 LIES ON A SPECIAL POSITION. REMARK 375 HOH B 509 LIES ON A SPECIAL POSITION. REMARK 400 REMARK 400 COMPOUND REMARK 400 GLU A 303 AND GLU B 303 ARE CIS-GLUTAMINE - PART OF A REMARK 400 PHOSPHATE BINDING SITE INVOLVED IN BINDING BOTH SUBSTRATE REMARK 400 AND INHIBITORS. 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 ASN A 493 REMARK 465 GLU A 494 REMARK 465 VAL A 495 REMARK 465 GLU A 496 REMARK 465 ASN A 497 REMARK 465 LEU A 498 REMARK 465 GLU A 499 REMARK 465 MET A 500 REMARK 465 HIS A 501 REMARK 465 ASN A 502 REMARK 465 GLU A 503 REMARK 465 GLY A 504 REMARK 465 HIS B 501 REMARK 465 ASN B 502 REMARK 465 GLU B 503 REMARK 465 GLY B 504 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 ARG A 342 CG CD NE CZ NH1 NH2 REMARK 470 ARG A 343 CG CD NE CZ NH1 NH2 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 A 234 CA GLU A 234 C -0.185 REMARK 500 GLU A 234 C GLU A 234 O -0.116 REMARK 500 GLU A 234 C GLU A 235 N 0.302 REMARK 500 GLU B 496 CD GLU B 496 OE2 0.074 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 GLU A 234 CA - C - O ANGL. DEV. = 38.0 DEGREES REMARK 500 GLU A 234 O - C - N ANGL. DEV. = -28.6 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 94 -32.87 63.56 REMARK 500 THR A 124 -169.17 -113.57 REMARK 500 TYR A 167 131.32 -172.33 REMARK 500 HIS A 176 -64.66 -126.59 REMARK 500 LEU A 190 116.19 -165.88 REMARK 500 TYR A 258 -12.34 -151.31 REMARK 500 ARG A 343 142.46 -10.84 REMARK 500 VAL A 370 -81.64 -111.48 REMARK 500 VAL A 370 -81.26 -111.48 REMARK 500 LYS A 388 -81.41 -86.29 REMARK 500 ASN A 450 86.82 -150.08 REMARK 500 TYR B 94 -43.43 71.09 REMARK 500 HIS B 176 -66.64 -128.62 REMARK 500 TYR B 258 -16.43 -164.82 REMARK 500 PRO B 302 151.42 -49.86 REMARK 500 PRO B 337 108.59 -47.94 REMARK 500 GLN B 339 77.60 -63.33 REMARK 500 GLN B 340 -75.20 -26.06 REMARK 500 VAL B 370 -76.97 -110.00 REMARK 500 LYS B 388 -69.01 -92.36 REMARK 500 ASN B 450 90.71 -164.44 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: PLANAR GROUPS REMARK 500 REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS REMARK 500 AN RMSD GREATER THAN THIS VALUE REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI RMS TYPE REMARK 500 TYR B 258 0.07 SIDE CHAIN REMARK 500 REMARK 500 REMARK: NULL REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH A 998 DISTANCE = 5.89 ANGSTROMS REMARK 525 HOH B 967 DISTANCE = 6.11 ANGSTROMS REMARK 610 REMARK 610 MISSING HETEROATOM REMARK 610 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 610 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 610 I=INSERTION CODE): REMARK 610 M RES C SSEQI REMARK 610 PIN A 507 REMARK 610 PIN B 507 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: NTA REMARK 800 EVIDENCE_CODE: UNKNOWN REMARK 800 SITE_DESCRIPTION: NTN TYPE GLUTAMINE AMIDOTRANSFERASE CATALYTIC REMARK 800 RESIDUE. THIS SITE BELONGS TO THE NTN SUPERFAMILY, WHICH ARE REMARK 800 THOUGHT TO UTILIZE THE ALPHA-AMINO GROUP OF THE N-TERMINAL REMARK 800 RESIDUE AS A PROTON DONOR , AND THE SIDE CHAIN OF THIS RESIDUE REMARK 800 AS A NUCLEOPHILE IN CATALYSIS OF A HYDROLYTIC REACTION. REMARK 800 REMARK 800 SITE_IDENTIFIER: NTB REMARK 800 EVIDENCE_CODE: UNKNOWN REMARK 800 SITE_DESCRIPTION: NTN TYPE GLUTAMINE AMIDOTRANSFERASE CATALYTIC REMARK 800 RESIDUE. THIS SITE BELONGS TO THE NTN SUPERFAMILY, WHICH ARE REMARK 800 THOUGHT TO UTILIZE THE ALPHA-AMINO GROUP OF THE N-TERMINAL REMARK 800 RESIDUE AS A PROTON DONOR , AND THE SIDE CHAIN OF THIS RESIDUE REMARK 800 AS A NUCLEOPHILE IN CATALYSIS OF A HYDROLYTIC REACTION. REMARK 800 REMARK 800 SITE_IDENTIFIER: PRA REMARK 800 EVIDENCE_CODE: UNKNOWN REMARK 800 SITE_DESCRIPTION: PRPP BINDING MOTIF, IDENTIFIED BY SEQUENCE REMARK 800 SIMILARITY AMONG MEMBERS OF THE PHOSPHORIBOSYLTRANSFERASE REMARK 800 (PRTASE) FAMILY OF ENZYMES. REMARK 800 REMARK 800 SITE_IDENTIFIER: PRB REMARK 800 EVIDENCE_CODE: UNKNOWN REMARK 800 SITE_DESCRIPTION: PRPP BINDING MOTIF, IDENTIFIED BY SEQUENCE REMARK 800 SIMILARITY AMONG MEMBERS OF THE PHOSPHORIBOSYLTRANSFERASE REMARK 800 (PRTASE) FAMILY OF ENZYMES. REMARK 800 REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PIN A 505 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PIN A 506 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PIN A 507 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PIN B 505 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PIN B 506 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PIN B 507 DBREF 1ECF A 1 504 UNP P00496 PUR1_ECOLI 1 504 DBREF 1ECF B 1 504 UNP P00496 PUR1_ECOLI 1 504 SEQRES 1 A 504 CYS GLY ILE VAL GLY ILE ALA GLY VAL MET PRO VAL ASN SEQRES 2 A 504 GLN SER ILE TYR ASP ALA LEU THR VAL LEU GLN HIS ARG SEQRES 3 A 504 GLY GLN ASP ALA ALA GLY ILE ILE THR ILE ASP ALA ASN SEQRES 4 A 504 ASN CYS PHE ARG LEU ARG LYS ALA ASN GLY LEU VAL SER SEQRES 5 A 504 ASP VAL PHE GLU ALA ARG HIS MET GLN ARG LEU GLN GLY SEQRES 6 A 504 ASN MET GLY ILE GLY HIS VAL ARG TYR PRO THR ALA GLY SEQRES 7 A 504 SER SER SER ALA SER GLU ALA GLN PRO PHE TYR VAL ASN SEQRES 8 A 504 SER PRO TYR GLY ILE THR LEU ALA HIS ASN GLY ASN LEU SEQRES 9 A 504 THR ASN ALA HIS GLU LEU ARG LYS LYS LEU PHE GLU GLU SEQRES 10 A 504 LYS ARG ARG HIS ILE ASN THR THR SER ASP SER GLU ILE SEQRES 11 A 504 LEU LEU ASN ILE PHE ALA SER GLU LEU ASP ASN PHE ARG SEQRES 12 A 504 HIS TYR PRO LEU GLU ALA ASP ASN ILE PHE ALA ALA ILE SEQRES 13 A 504 ALA ALA THR ASN ARG LEU ILE ARG GLY ALA TYR ALA CYS SEQRES 14 A 504 VAL ALA MET ILE ILE GLY HIS GLY MET VAL ALA PHE ARG SEQRES 15 A 504 ASP PRO ASN GLY ILE ARG PRO LEU VAL LEU GLY LYS ARG SEQRES 16 A 504 ASP ILE ASP GLU ASN ARG THR GLU TYR MET VAL ALA SER SEQRES 17 A 504 GLU SER VAL ALA LEU ASP THR LEU GLY PHE ASP PHE LEU SEQRES 18 A 504 ARG ASP VAL ALA PRO GLY GLU ALA ILE TYR ILE THR GLU SEQRES 19 A 504 GLU GLY GLN LEU PHE THR ARG GLN CYS ALA ASP ASN PRO SEQRES 20 A 504 VAL SER ASN PRO CYS LEU PHE GLU TYR VAL TYR PHE ALA SEQRES 21 A 504 ARG PRO ASP SER PHE ILE ASP LYS ILE SER VAL TYR SER SEQRES 22 A 504 ALA ARG VAL ASN MET GLY THR LYS LEU GLY GLU LYS ILE SEQRES 23 A 504 ALA ARG GLU TRP GLU ASP LEU ASP ILE ASP VAL VAL ILE SEQRES 24 A 504 PRO ILE PRO GLU THR SER CYS ASP ILE ALA LEU GLU ILE SEQRES 25 A 504 ALA ARG ILE LEU GLY LYS PRO TYR ARG GLN GLY PHE VAL SEQRES 26 A 504 LYS ASN ARG TYR VAL GLY ARG THR PHE ILE MET PRO GLY SEQRES 27 A 504 GLN GLN LEU ARG ARG LYS SER VAL ARG ARG LYS LEU ASN SEQRES 28 A 504 ALA ASN ARG ALA GLU PHE ARG ASP LYS ASN VAL LEU LEU SEQRES 29 A 504 VAL ASP ASP SER ILE VAL ARG GLY THR THR SER GLU GLN SEQRES 30 A 504 ILE ILE GLU MET ALA ARG GLU ALA GLY ALA LYS LYS VAL SEQRES 31 A 504 TYR LEU ALA SER ALA ALA PRO GLU ILE ARG PHE PRO ASN SEQRES 32 A 504 VAL TYR GLY ILE ASP MET PRO SER ALA THR GLU LEU ILE SEQRES 33 A 504 ALA HIS GLY ARG GLU VAL ASP GLU ILE ARG GLN ILE ILE SEQRES 34 A 504 GLY ALA ASP GLY LEU ILE PHE GLN ASP LEU ASN ASP LEU SEQRES 35 A 504 ILE ASP ALA VAL ARG ALA GLU ASN PRO ASP ILE GLN GLN SEQRES 36 A 504 PHE GLU CYS SER VAL PHE ASN GLY VAL TYR VAL THR LYS SEQRES 37 A 504 ASP VAL ASP GLN GLY TYR LEU ASP PHE LEU ASP THR LEU SEQRES 38 A 504 ARG ASN ASP ASP ALA LYS ALA VAL GLN ARG GLN ASN GLU SEQRES 39 A 504 VAL GLU ASN LEU GLU MET HIS ASN GLU GLY SEQRES 1 B 504 CYS GLY ILE VAL GLY ILE ALA GLY VAL MET PRO VAL ASN SEQRES 2 B 504 GLN SER ILE TYR ASP ALA LEU THR VAL LEU GLN HIS ARG SEQRES 3 B 504 GLY GLN ASP ALA ALA GLY ILE ILE THR ILE ASP ALA ASN SEQRES 4 B 504 ASN CYS PHE ARG LEU ARG LYS ALA ASN GLY LEU VAL SER SEQRES 5 B 504 ASP VAL PHE GLU ALA ARG HIS MET GLN ARG LEU GLN GLY SEQRES 6 B 504 ASN MET GLY ILE GLY HIS VAL ARG TYR PRO THR ALA GLY SEQRES 7 B 504 SER SER SER ALA SER GLU ALA GLN PRO PHE TYR VAL ASN SEQRES 8 B 504 SER PRO TYR GLY ILE THR LEU ALA HIS ASN GLY ASN LEU SEQRES 9 B 504 THR ASN ALA HIS GLU LEU ARG LYS LYS LEU PHE GLU GLU SEQRES 10 B 504 LYS ARG ARG HIS ILE ASN THR THR SER ASP SER GLU ILE SEQRES 11 B 504 LEU LEU ASN ILE PHE ALA SER GLU LEU ASP ASN PHE ARG SEQRES 12 B 504 HIS TYR PRO LEU GLU ALA ASP ASN ILE PHE ALA ALA ILE SEQRES 13 B 504 ALA ALA THR ASN ARG LEU ILE ARG GLY ALA TYR ALA CYS SEQRES 14 B 504 VAL ALA MET ILE ILE GLY HIS GLY MET VAL ALA PHE ARG SEQRES 15 B 504 ASP PRO ASN GLY ILE ARG PRO LEU VAL LEU GLY LYS ARG SEQRES 16 B 504 ASP ILE ASP GLU ASN ARG THR GLU TYR MET VAL ALA SER SEQRES 17 B 504 GLU SER VAL ALA LEU ASP THR LEU GLY PHE ASP PHE LEU SEQRES 18 B 504 ARG ASP VAL ALA PRO GLY GLU ALA ILE TYR ILE THR GLU SEQRES 19 B 504 GLU GLY GLN LEU PHE THR ARG GLN CYS ALA ASP ASN PRO SEQRES 20 B 504 VAL SER ASN PRO CYS LEU PHE GLU TYR VAL TYR PHE ALA SEQRES 21 B 504 ARG PRO ASP SER PHE ILE ASP LYS ILE SER VAL TYR SER SEQRES 22 B 504 ALA ARG VAL ASN MET GLY THR LYS LEU GLY GLU LYS ILE SEQRES 23 B 504 ALA ARG GLU TRP GLU ASP LEU ASP ILE ASP VAL VAL ILE SEQRES 24 B 504 PRO ILE PRO GLU THR SER CYS ASP ILE ALA LEU GLU ILE SEQRES 25 B 504 ALA ARG ILE LEU GLY LYS PRO TYR ARG GLN GLY PHE VAL SEQRES 26 B 504 LYS ASN ARG TYR VAL GLY ARG THR PHE ILE MET PRO GLY SEQRES 27 B 504 GLN GLN LEU ARG ARG LYS SER VAL ARG ARG LYS LEU ASN SEQRES 28 B 504 ALA ASN ARG ALA GLU PHE ARG ASP LYS ASN VAL LEU LEU SEQRES 29 B 504 VAL ASP ASP SER ILE VAL ARG GLY THR THR SER GLU GLN SEQRES 30 B 504 ILE ILE GLU MET ALA ARG GLU ALA GLY ALA LYS LYS VAL SEQRES 31 B 504 TYR LEU ALA SER ALA ALA PRO GLU ILE ARG PHE PRO ASN SEQRES 32 B 504 VAL TYR GLY ILE ASP MET PRO SER ALA THR GLU LEU ILE SEQRES 33 B 504 ALA HIS GLY ARG GLU VAL ASP GLU ILE ARG GLN ILE ILE SEQRES 34 B 504 GLY ALA ASP GLY LEU ILE PHE GLN ASP LEU ASN ASP LEU SEQRES 35 B 504 ILE ASP ALA VAL ARG ALA GLU ASN PRO ASP ILE GLN GLN SEQRES 36 B 504 PHE GLU CYS SER VAL PHE ASN GLY VAL TYR VAL THR LYS SEQRES 37 B 504 ASP VAL ASP GLN GLY TYR LEU ASP PHE LEU ASP THR LEU SEQRES 38 B 504 ARG ASN ASP ASP ALA LYS ALA VAL GLN ARG GLN ASN GLU SEQRES 39 B 504 VAL GLU ASN LEU GLU MET HIS ASN GLU GLY HET PIN A 505 18 HET PIN A 506 18 HET PIN A 507 7 HET PIN B 505 18 HET PIN B 506 18 HET PIN B 507 9 HETNAM PIN PIPERAZINE-N,N'-BIS(2-ETHANESULFONIC ACID) HETSYN PIN PIPES; 1,4-PIPERAZINEDIETHANESULFONIC ACID FORMUL 3 PIN 6(C8 H18 N2 O6 S2) FORMUL 9 HOH *986(H2 O) HELIX 1 1 ASN A 13 ARG A 26 1 14 HELIX 2 2 VAL A 51 VAL A 54 1 4 HELIX 3 3 ALA A 57 ARG A 62 1 6 HELIX 4 4 ALA A 107 LYS A 118 1 12 HELIX 5 5 ASP A 127 ASN A 141 1 15 HELIX 6 6 ALA A 149 LEU A 162 1 14 HELIX 7 7 SER A 210 LEU A 216 5 7 HELIX 8 8 LEU A 253 VAL A 257 1 5 HELIX 9 9 VAL A 271 GLU A 289 1 19 HELIX 10 10 THR A 304 LEU A 316 5 13 HELIX 11 11 ARG A 354 GLU A 356 5 3 HELIX 12 12 THR A 373 GLU A 384 1 12 HELIX 13 13 ALA A 412 GLU A 414 5 3 HELIX 14 14 VAL A 422 ILE A 429 1 8 HELIX 15 15 LEU A 439 GLU A 449 1 11 HELIX 16 16 SER A 459 ASN A 462 1 4 HELIX 17 17 GLN A 472 ARG A 491 1 20 HELIX 18 18 ASN B 13 ARG B 26 1 14 HELIX 19 19 VAL B 51 VAL B 54 1 4 HELIX 20 20 ALA B 57 ARG B 62 1 6 HELIX 21 21 ALA B 107 LYS B 118 1 12 HELIX 22 22 ASP B 127 ASN B 141 1 15 HELIX 23 23 ALA B 149 LEU B 162 1 14 HELIX 24 24 SER B 210 THR B 215 5 6 HELIX 25 25 LEU B 253 VAL B 257 1 5 HELIX 26 26 VAL B 271 GLU B 289 1 19 HELIX 27 27 CYS B 306 LEU B 316 1 11 HELIX 28 28 SER B 345 LYS B 349 1 5 HELIX 29 29 ARG B 354 GLU B 356 5 3 HELIX 30 30 THR B 373 GLU B 384 1 12 HELIX 31 31 ALA B 412 GLU B 414 5 3 HELIX 32 32 VAL B 422 ILE B 429 1 8 HELIX 33 33 LEU B 439 GLU B 449 1 11 HELIX 34 34 SER B 459 ASN B 462 1 4 HELIX 35 35 GLN B 472 LEU B 498 1 27 SHEET 1 A 7 ASP A 219 ASP A 223 0 SHEET 2 A 7 VAL A 191 ASP A 198 -1 N LYS A 194 O ASP A 219 SHEET 3 A 7 ARG A 201 ALA A 207 -1 N ALA A 207 O VAL A 191 SHEET 4 A 7 GLY A 2 ALA A 7 -1 N ALA A 7 O TYR A 204 SHEET 5 A 7 MET A 67 ARG A 73 -1 N VAL A 72 O GLY A 2 SHEET 6 A 7 ALA A 30 ILE A 36 -1 N ILE A 36 O MET A 67 SHEET 7 A 7 PHE A 42 ASN A 48 -1 N ALA A 47 O ALA A 31 SHEET 1 B 6 PHE A 88 VAL A 90 0 SHEET 2 B 6 ILE A 96 LEU A 104 -1 N LEU A 98 O PHE A 88 SHEET 3 B 6 GLY A 165 ILE A 173 -1 N MET A 172 O THR A 97 SHEET 4 B 6 GLY A 177 ARG A 182 -1 N PHE A 181 O CYS A 169 SHEET 5 B 6 GLU A 228 THR A 233 -1 N ILE A 232 O MET A 178 SHEET 6 B 6 LEU A 238 GLN A 242 -1 N ARG A 241 O ALA A 229 SHEET 1 C 2 VAL A 297 PRO A 300 0 SHEET 2 C 2 VAL A 362 VAL A 365 1 N LEU A 363 O VAL A 297 SHEET 1 D 2 PHE A 324 LYS A 326 0 SHEET 2 D 2 LEU A 350 ALA A 352 -1 N ASN A 351 O VAL A 325 SHEET 1 E 7 ASP B 219 ASP B 223 0 SHEET 2 E 7 VAL B 191 ASP B 198 -1 N LYS B 194 O ASP B 219 SHEET 3 E 7 ARG B 201 ALA B 207 -1 N ALA B 207 O VAL B 191 SHEET 4 E 7 GLY B 2 ALA B 7 -1 N ALA B 7 O TYR B 204 SHEET 5 E 7 MET B 67 ARG B 73 -1 N VAL B 72 O GLY B 2 SHEET 6 E 7 ALA B 30 ILE B 36 -1 N ILE B 36 O MET B 67 SHEET 7 E 7 PHE B 42 ASN B 48 -1 N ALA B 47 O ALA B 31 SHEET 1 F 6 PHE B 88 VAL B 90 0 SHEET 2 F 6 ILE B 96 LEU B 104 -1 N LEU B 98 O PHE B 88 SHEET 3 F 6 GLY B 165 ILE B 173 -1 N MET B 172 O THR B 97 SHEET 4 F 6 GLY B 177 ARG B 182 -1 N PHE B 181 O CYS B 169 SHEET 5 F 6 GLU B 228 THR B 233 -1 N ILE B 232 O MET B 178 SHEET 6 F 6 LEU B 238 GLN B 242 -1 N ARG B 241 O ALA B 229 SHEET 1 G 4 VAL B 297 PRO B 300 0 SHEET 2 G 4 VAL B 362 ASP B 366 1 N LEU B 363 O VAL B 297 SHEET 3 G 4 VAL B 390 SER B 394 1 N TYR B 391 O VAL B 362 SHEET 4 G 4 GLY B 433 PHE B 436 1 N GLY B 433 O LEU B 392 SHEET 1 H 2 PHE B 324 LYS B 326 0 SHEET 2 H 2 LEU B 350 ALA B 352 -1 N ASN B 351 O VAL B 325 CISPEP 1 GLN A 86 PRO A 87 0 -0.94 CISPEP 2 SER A 92 PRO A 93 0 0.36 CISPEP 3 SER A 92 PRO A 93 0 1.10 CISPEP 4 TYR A 145 PRO A 146 0 -0.09 CISPEP 5 PRO A 302 GLU A 303 0 1.81 CISPEP 6 GLN B 86 PRO B 87 0 0.35 CISPEP 7 SER B 92 PRO B 93 0 -0.66 CISPEP 8 SER B 92 PRO B 93 0 -0.18 CISPEP 9 TYR B 145 PRO B 146 0 -0.25 CISPEP 10 PRO B 302 GLU B 303 0 0.81 SITE 1 NTA 1 CYS A 1 SITE 1 NTB 1 CYS B 1 SITE 1 PRA 13 VAL A 362 LEU A 363 LEU A 364 VAL A 365 SITE 2 PRA 13 ASP A 366 ASP A 367 SER A 368 ILE A 369 SITE 3 PRA 13 VAL A 370 ARG A 371 GLY A 372 THR A 373 SITE 4 PRA 13 THR A 374 SITE 1 PRB 13 VAL B 362 LEU B 363 LEU B 364 VAL B 365 SITE 2 PRB 13 ASP B 366 ASP B 367 SER B 368 ILE B 369 SITE 3 PRB 13 VAL B 370 ARG B 371 GLY B 372 THR B 373 SITE 4 PRB 13 THR B 374 SITE 1 AC1 13 PRO A 302 GLU A 303 THR A 304 ASP A 366 SITE 2 AC1 13 ASP A 367 SER A 368 VAL A 370 ARG A 371 SITE 3 AC1 13 GLY A 372 THR A 373 THR A 374 HOH A 551 SITE 4 AC1 13 HOH A 849 SITE 1 AC2 8 ARG A 43 LEU A 44 ARG A 45 LYS A 46 SITE 2 AC2 8 ARG A 62 HOH A 810 HOH A 836 HOH A 982 SITE 1 AC3 4 TYR A 89 VAL A 90 ASN A 91 HOH A 511 SITE 1 AC4 16 HOH A 786 GLU B 303 THR B 304 LYS B 326 SITE 2 AC4 16 ASP B 366 ASP B 367 SER B 368 ILE B 369 SITE 3 AC4 16 VAL B 370 ARG B 371 GLY B 372 THR B 373 SITE 4 AC4 16 THR B 374 SER B 375 HOH B 848 HOH B 910 SITE 1 AC5 9 ARG B 43 LEU B 44 ARG B 45 LYS B 46 SITE 2 AC5 9 ARG B 62 GLU B 84 HOH B 770 HOH B 884 SITE 3 AC5 9 HOH B 943 SITE 1 AC6 5 TYR B 89 VAL B 90 ASN B 91 SER B 92 SITE 2 AC6 5 HOH B 555 CRYST1 116.900 157.500 106.300 90.00 90.00 90.00 C 2 2 21 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 0.008554 0.000000 0.000000 0.00000 SCALE2 0.000000 0.006349 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009407 0.00000 MTRIX1 1 0.080900 -0.009400 0.996700 27.40600 1 MTRIX2 1 -0.005600 -0.999900 -0.008900 79.41300 1 MTRIX3 1 0.996700 -0.004900 -0.080600 -29.55200 1