HEADER COMPLEX (METHYLTRANSFERASE/PEPTIDE) 05-MAY-98 1BC5 TITLE CHEMOTAXIS RECEPTOR RECOGNITION BY PROTEIN TITLE 2 METHYLTRANSFERASE CHER COMPND MOL_ID: 1; COMPND 2 MOLECULE: CHEMOTAXIS RECEPTOR METHYLTRANSFERASE; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: CHER, CHEMOTAXIS PROTEIN METHYLTRANSFERASE; COMPND 5 EC: 2.1.1.80; COMPND 6 ENGINEERED: YES; COMPND 7 MOL_ID: 2; COMPND 8 MOLECULE: CHEMOTAXIS RECEPTOR; COMPND 9 CHAIN: T; COMPND 10 FRAGMENT: C-TERMINAL PENTAPEPTIDE, ACETYLATED ASN-TRP-GLU- COMPND 11 THR-PHE; COMPND 12 SYNONYM: TAR; COMPND 13 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SALMONELLA TYPHIMURIUM; SOURCE 3 ORGANISM_TAXID: 602; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 6 EXPRESSION_SYSTEM_STRAIN: HB101; SOURCE 7 EXPRESSION_SYSTEM_PLASMID: PME43; SOURCE 8 MOL_ID: 2 KEYWDS METHYLTRANSFERASE, PEPTIDE BINDING, CHEMOTAXIS RECEPTOR, KEYWDS 2 COMPLEX (METHYLTRANSFERASE/PEPTIDE) EXPDTA X-RAY DIFFRACTION AUTHOR S.DJORDJEVIC,A.M.STOCK REVDAT 3 24-FEB-09 1BC5 1 VERSN REVDAT 2 13-JAN-99 1BC5 3 SOURCE COMPND REMARK HETATM REVDAT 2 2 3 JRNL KEYWDS HEADER CONECT REVDAT 2 3 3 LINK REVDAT 1 25-NOV-98 1BC5 0 JRNL AUTH S.DJORDJEVIC,A.M.STOCK JRNL TITL CHEMOTAXIS RECEPTOR RECOGNITION BY PROTEIN JRNL TITL 2 METHYLTRANSFERASE CHER. JRNL REF NAT.STRUCT.BIOL. V. 5 446 1998 JRNL REFN ISSN 1072-8368 JRNL PMID 9628482 JRNL DOI 10.1038/NSB0698-446 REMARK 1 REMARK 2 REMARK 2 RESOLUTION. 2.20 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) : 2.20 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 8.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 10000000.000 REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 86.7 REMARK 3 NUMBER OF REFLECTIONS : 16017 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) : 0.204 REMARK 3 FREE R VALUE : 0.288 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 795 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 : 2239 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 27 REMARK 3 SOLVENT ATOMS : 121 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 35.30 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 25.30 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.010 REMARK 3 BOND ANGLES (DEGREES) : 1.60 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 23.80 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.50 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) : 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 : PARHCSDX.PRO REMARK 3 PARAMETER FILE 2 : NULL REMARK 3 PARAMETER FILE 3 : NULL REMARK 3 TOPOLOGY FILE 1 : TOPHCSDX.PRO REMARK 3 TOPOLOGY FILE 2 : NULL REMARK 3 TOPOLOGY FILE 3 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1BC5 COMPLIES WITH FORMAT V. 3.15, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NOV-97 REMARK 200 TEMPERATURE (KELVIN) : 263 REMARK 200 PH : 6.8 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 : NI FILTER REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : CCP4 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 16682 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.200 REMARK 200 RESOLUTION RANGE LOW (A) : 23.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 94.5 REMARK 200 DATA REDUNDANCY : 3.100 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.06400 REMARK 200 FOR THE DATA SET : 7.8000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.20 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.26 REMARK 200 COMPLETENESS FOR SHELL (%) : 89.0 REMARK 200 DATA REDUNDANCY IN SHELL : 2.60 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.28000 REMARK 200 FOR SHELL : 2.600 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: X-PLOR 3.1 REMARK 200 STARTING MODEL: PDB ENTRY 1AF7 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 52.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.55 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PROTEIN WAS CRYSTALLIZED FROM 30 % REMARK 280 PEG 5000 MME, 25 MM IMIDAZOLE PH 6.8, 15 MM COCL2, 1MM BETA- REMARK 280 MERCAPTOETHANOL. REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 REMARK 290 4555 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 32.95500 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 36.39500 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 35.29000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 36.39500 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 32.95500 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 35.29000 REMARK 290 SMTRY3 4 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 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: 1400 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 13140 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -16.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, T 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 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 THR A 17 -137.68 -176.88 REMARK 500 GLN A 18 175.42 175.77 REMARK 500 ARG A 19 89.21 -65.41 REMARK 500 LEU A 20 82.03 60.56 REMARK 500 ALA A 123 71.36 -150.68 REMARK 500 SER A 125 -135.98 52.14 REMARK 500 LEU A 173 37.03 -92.62 REMARK 500 ASN A 219 45.19 -86.02 REMARK 500 VAL A 232 -34.71 -135.39 REMARK 500 PRO A 254 -67.53 -27.72 REMARK 500 GLN A 278 102.88 -58.66 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 362 DISTANCE = 5.36 ANGSTROMS REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CO A 300 CO REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 192 NE2 REMARK 620 2 HOH A 388 O 77.5 REMARK 620 3 HOH T 27 O 168.4 104.6 REMARK 620 4 HIS A 114 NE2 85.1 75.2 106.5 REMARK 620 N 1 2 3 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: COB REMARK 800 EVIDENCE_CODE: UNKNOWN REMARK 800 SITE_DESCRIPTION: CO BINDING SITE IS FORMED BY HIS 192 AND HIS REMARK 800 114 OF THE SYMMETRY RELATED MOLECULE. THIS IS AN ARTIFACT OF REMARK 800 THE CRYSTALLIZATION AND HAS NO PHYSIOLOGICAL SIGNIFICANCE. REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CO A 300 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SAH A 287 DBREF 1BC5 A 16 284 UNP P07801 CHER_SALTY 16 284 DBREF 1BC5 T 0 5 PDB 1BC5 1BC5 0 5 SEQRES 1 A 269 MET THR GLN ARG LEU ALA LEU SER ASP ALA HIS PHE ARG SEQRES 2 A 269 ARG ILE CYS GLN LEU ILE TYR GLN ARG ALA GLY ILE VAL SEQRES 3 A 269 LEU ALA ASP HIS LYS ARG ASP MET VAL TYR ASN ARG LEU SEQRES 4 A 269 VAL ARG ARG LEU ARG ALA LEU GLY LEU ASP ASP PHE GLY SEQRES 5 A 269 ARG TYR LEU SER MET LEU GLU ALA ASN GLN ASN SER ALA SEQRES 6 A 269 GLU TRP GLN ALA PHE ILE ASN ALA LEU THR THR ASN LEU SEQRES 7 A 269 THR ALA PHE PHE ARG GLU ALA HIS HIS PHE PRO ILE LEU SEQRES 8 A 269 ALA GLU HIS ALA ARG ARG ARG HIS GLY GLU TYR ARG VAL SEQRES 9 A 269 TRP SER ALA ALA ALA SER THR GLY GLU GLU PRO TYR SER SEQRES 10 A 269 ILE ALA ILE THR LEU ALA ASP ALA LEU GLY MET ALA PRO SEQRES 11 A 269 GLY ARG TRP LYS VAL PHE ALA SER ASP ILE ASP THR GLU SEQRES 12 A 269 VAL LEU GLU LYS ALA ARG SER GLY ILE TYR ARG LEU SER SEQRES 13 A 269 GLU LEU LYS THR LEU SER PRO GLN GLN LEU GLN ARG TYR SEQRES 14 A 269 PHE MET ARG GLY THR GLY PRO HIS GLU GLY LEU VAL ARG SEQRES 15 A 269 VAL ARG GLN GLU LEU ALA ASN TYR VAL GLU PHE SER SER SEQRES 16 A 269 VAL ASN LEU LEU GLU LYS GLN TYR ASN VAL PRO GLY PRO SEQRES 17 A 269 PHE ASP ALA ILE PHE CYS ARG ASN VAL MET ILE TYR PHE SEQRES 18 A 269 ASP LYS THR THR GLN GLU ASP ILE LEU ARG ARG PHE VAL SEQRES 19 A 269 PRO LEU LEU LYS PRO ASP GLY LEU LEU PHE ALA GLY HIS SEQRES 20 A 269 SER GLU ASN PHE SER ASN LEU VAL ARG GLU PHE SER LEU SEQRES 21 A 269 ARG GLY GLN THR VAL TYR ALA LEU SER SEQRES 1 T 6 ACE ASN TRP GLU THR PHE HET ACE T 0 3 HET CO A 300 1 HET SAH A 287 26 HETNAM ACE ACETYL GROUP HETNAM CO COBALT (II) ION HETNAM SAH S-ADENOSYL-L-HOMOCYSTEINE FORMUL 2 ACE C2 H4 O FORMUL 3 CO CO 2+ FORMUL 4 SAH C14 H20 N6 O5 S FORMUL 5 HOH *121(H2 O) HELIX 1 1 ASP A 24 ALA A 38 1 15 HELIX 2 2 ASP A 44 LEU A 61 5 18 HELIX 3 3 PHE A 66 ALA A 75 1 10 HELIX 4 4 ALA A 80 LEU A 89 5 10 HELIX 5 5 ALA A 100 ARG A 112 5 13 HELIX 6 6 GLU A 128 LEU A 141 1 14 HELIX 7 7 THR A 157 SER A 165 1 9 HELIX 8 8 LEU A 170 GLU A 172 5 3 HELIX 9 9 PRO A 178 TYR A 184 1 7 HELIX 10 10 GLY A 190 HIS A 192 5 3 HELIX 11 11 GLN A 200 TYR A 205 1 6 HELIX 12 12 MET A 233 TYR A 235 5 3 HELIX 13 13 LYS A 238 LEU A 251 1 14 SHEET 1 A 6 VAL A 280 ALA A 282 0 SHEET 2 A 6 LEU A 257 ALA A 260 -1 N LEU A 258 O TYR A 281 SHEET 3 A 6 ALA A 226 CYS A 229 1 N ILE A 227 O LEU A 257 SHEET 4 A 6 TYR A 117 SER A 121 1 N TRP A 120 O ALA A 226 SHEET 5 A 6 TRP A 148 ASP A 154 1 N LYS A 149 O TYR A 117 SHEET 6 A 6 VAL A 206 SER A 210 1 N GLU A 207 O VAL A 150 SHEET 1 B 3 ILE A 167 ARG A 169 0 SHEET 2 B 3 LEU A 195 VAL A 198 -1 N VAL A 196 O TYR A 168 SHEET 3 B 3 PHE A 185 ARG A 187 -1 N MET A 186 O ARG A 197 LINK C ACE T 0 N ASN T 1 1555 1555 1.33 LINK CO CO A 300 NE2 HIS A 192 1555 1555 2.39 LINK CO CO A 300 O HOH A 388 1555 1555 2.17 LINK CO CO A 300 O HOH T 27 1555 1555 2.38 LINK CO CO A 300 NE2 HIS A 114 1555 3745 2.58 CISPEP 1 GLY A 222 PRO A 223 0 0.67 SITE 1 COB 2 HIS A 192 HIS A 114 SITE 1 AC1 6 HIS A 114 HIS A 192 HOH A 388 HOH T 26 SITE 2 AC1 6 HOH T 27 HOH T 92 SITE 1 AC2 22 ALA A 38 THR A 90 THR A 91 ASN A 92 SITE 2 AC2 22 LEU A 93 THR A 94 ARG A 98 ALA A 123 SITE 3 AC2 22 SER A 125 GLU A 129 ASP A 154 ILE A 155 SITE 4 AC2 22 ASP A 156 VAL A 211 ASN A 212 LEU A 213 SITE 5 AC2 22 ARG A 230 ASN A 231 VAL A 232 PHE A 236 SITE 6 AC2 22 HOH A 327 HOH A 378 CRYST1 65.910 70.580 72.790 90.00 90.00 90.00 P 21 21 21 4 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 0.015172 0.000000 0.000000 0.00000 SCALE2 0.000000 0.014168 0.000000 0.00000 SCALE3 0.000000 0.000000 0.013738 0.00000 MASTER 276 0 3 13 9 0 9 6 0 0 0 22 END