HEADER TRANSFERASE 15-SEP-20 7D1Y TITLE CRYSTAL STRUCTURE OF IXODES SCAPULARIS GLUTAMINYL CYCLASE WITH TWO CO TITLE 2 IONS BOUND TO THE ACTIVE SITE COMPND MOL_ID: 1; COMPND 2 MOLECULE: GLUTAMINYL-PEPTIDE CYCLOTRANSFERASE; COMPND 3 CHAIN: A; COMPND 4 EC: 2.3.2.5; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: IXODES SCAPULARIS; SOURCE 3 ORGANISM_COMMON: BLACK-LEGGED TICK; SOURCE 4 ORGANISM_TAXID: 6945; SOURCE 5 GENE: 8042451, ISCW_ISCW023264; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS GLUTAMINYL CYCLASE, METAL BINDING PROTEIN, TRANSFERASE EXPDTA X-RAY DIFFRACTION AUTHOR K.-F.HUANG,J.-S.HUANG,M.-L.WU,W.-L.HSIEH,A.H.-J.WANG REVDAT 4 06-NOV-24 7D1Y 1 REMARK REVDAT 3 29-NOV-23 7D1Y 1 REMARK REVDAT 2 05-MAY-21 7D1Y 1 JRNL REVDAT 1 14-APR-21 7D1Y 0 JRNL AUTH K.F.HUANG,J.S.HUANG,M.L.WU,W.L.HSIEH,K.C.HSU,H.L.HSU,T.P.KO, JRNL AUTH 2 A.H.WANG JRNL TITL A UNIQUE CARBOXYLIC-ACID HYDROGEN-BOND NETWORK (CAHBN) JRNL TITL 2 CONFERS GLUTAMINYL CYCLASE ACTIVITY ON M28 FAMILY ENZYMES. JRNL REF J.MOL.BIOL. V. 433 66960 2021 JRNL REFN ESSN 1089-8638 JRNL PMID 33774034 JRNL DOI 10.1016/J.JMB.2021.166960 REMARK 2 REMARK 2 RESOLUTION. 1.95 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.6.0117 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) : 1.95 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 30.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 98.6 REMARK 3 NUMBER OF REFLECTIONS : 22407 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) : 0.188 REMARK 3 R VALUE (WORKING SET) : 0.186 REMARK 3 FREE R VALUE : 0.225 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 1204 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) : 1.95 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.00 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1454 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 97.06 REMARK 3 BIN R VALUE (WORKING SET) : 0.2580 REMARK 3 BIN FREE R VALUE SET COUNT : 98 REMARK 3 BIN FREE R VALUE : 0.2700 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2656 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 2 REMARK 3 SOLVENT ATOMS : 192 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 29.06 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.70000 REMARK 3 B22 (A**2) : -0.45000 REMARK 3 B33 (A**2) : -0.25000 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): 0.189 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.160 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.111 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 3.888 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.957 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.946 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 2723 ; 0.011 ; 0.019 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 3691 ; 1.399 ; 1.948 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 323 ; 5.363 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 146 ;36.085 ;23.151 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 461 ;16.442 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 27 ;19.346 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 396 ; 0.096 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 2118 ; 0.007 ; 0.021 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL 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): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; NULL ; NULL 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): 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 : MASK 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 USED IF PRESENT IN REMARK 3 THE INPUT U VALUES : REFINED INDIVIDUALLY REMARK 4 REMARK 4 7D1Y COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 17-SEP-20. REMARK 100 THE DEPOSITION ID IS D_1300018617. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 10-OCT-17 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : NSRRC REMARK 200 BEAMLINE : BL15A1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : RAYONIX MX300HE REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 23645 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.950 REMARK 200 RESOLUTION RANGE LOW (A) : 30.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.8 REMARK 200 DATA REDUNDANCY : 5.600 REMARK 200 R MERGE (I) : 0.13200 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 19.5000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.95 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.02 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.9 REMARK 200 DATA REDUNDANCY IN SHELL : 5.50 REMARK 200 R MERGE FOR SHELL (I) : 0.94400 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 2.500 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: MOLREP REMARK 200 STARTING MODEL: 4MHN REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 41.89 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.12 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 10%(W/V) PEG8000, 8%(V/V) ETHYLENE REMARK 280 GLYCOL, 0.1 M HEPES PH 7.5, VAPOR DIFFUSION, SITTING DROP, REMARK 280 TEMPERATURE 293.15K 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 27.83000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 40.33800 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 35.57300 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 40.33800 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 27.83000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 35.57300 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: MONOMERIC 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 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 TRP A 25 REMARK 465 HIS A 26 REMARK 465 ASP A 27 REMARK 465 GLU A 51 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 HIS A 74 CG HIS A 74 CD2 0.056 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 ILE A 48 -79.89 -67.39 REMARK 500 SER A 49 118.91 67.38 REMARK 500 GLU A 187 -122.12 -123.80 REMARK 500 ASP A 193 79.84 -111.14 REMARK 500 SER A 194 159.93 160.72 REMARK 500 REMARK 500 REMARK: NULL 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 402 CO REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 128 NE2 REMARK 620 2 ASP A 144 OD1 82.7 REMARK 620 3 ASP A 238 OD2 114.3 122.9 REMARK 620 4 HOH A 652 O 136.1 91.1 105.5 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CO A 401 CO REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 144 OD2 REMARK 620 2 GLU A 184 OE2 106.3 REMARK 620 3 HIS A 322 NE2 97.6 115.1 REMARK 620 4 HOH A 652 O 105.6 108.7 121.3 REMARK 620 N 1 2 3 DBREF 7D1Y A 25 353 UNP B7QK46 B7QK46_IXOSC 25 353 SEQRES 1 A 329 TRP HIS ASP LEU LYS TRP PRO ARG ASP LEU ARG PRO LEU SEQRES 2 A 329 ALA HIS HIS ASP LEU LEU TYR MET GLY GLN ILE SER GLU SEQRES 3 A 329 GLU ASP ARG GLY ASP PHE ASN ALA THR LEU ARG ASN PHE SEQRES 4 A 329 LEU VAL PRO ARG VAL VAL GLY SER GLN LYS HIS ARG GLU SEQRES 5 A 329 VAL ARG GLU PHE ILE VAL ARG SER LEU LYS ASP LEU ASP SEQRES 6 A 329 TRP ASP VAL GLU GLU ASP CYS PHE ASP GLY GLN THR PRO SEQRES 7 A 329 HIS GLY ILE LYS PRO PHE CYS ASN VAL ILE ALA THR LEU SEQRES 8 A 329 ASN PRO SER ALA CYS HIS ARG LEU VAL LEU ALA CYS HIS SEQRES 9 A 329 TYR ASP SER LEU LEU HIS LYS GLU GLY THR PHE ILE GLY SEQRES 10 A 329 ALA THR ASP SER ALA VAL PRO CYS ALA GLN LEU LEU TYR SEQRES 11 A 329 LEU ALA ARG SER LEU ASN GLY LYS LEU GLN ASN GLN LYS SEQRES 12 A 329 THR ARG GLY ASP GLY LEU THR LEU GLN LEU VAL PHE PHE SEQRES 13 A 329 ASP GLY GLU GLU ALA PHE GLU ARG TRP SER SER HIS ASP SEQRES 14 A 329 SER LEU TYR GLY SER ARG HIS LEU ALA GLN LYS TRP HIS SEQRES 15 A 329 GLU ASP ARG THR SER ALA GLU ARG LEU GLU SER CYS LEU SEQRES 16 A 329 GLU ARG SER GLU ILE ALA ASN GLN ILE ASP ARG MET GLU SEQRES 17 A 329 VAL MET VAL LEU LEU ASP LEU LEU GLY ALA GLU ASN PRO SEQRES 18 A 329 ARG PHE TYR SER TYR PHE GLY GLU THR GLN PRO VAL TYR SEQRES 19 A 329 ARG ARG LEU VAL ASN ILE GLU SER ARG LEU ASN ASP ALA SEQRES 20 A 329 GLY LEU MET GLU LEU PRO ARG ARG ARG ARG ARG THR ASN SEQRES 21 A 329 TYR PHE SER ASN SER SER THR VAL GLY PHE ILE GLU ASP SEQRES 22 A 329 ASP HIS ILE PRO PHE LEU LYS ARG SER VAL PRO ILE VAL SEQRES 23 A 329 HIS ILE ILE PRO SER PRO PHE PRO ASP VAL TRP HIS THR SEQRES 24 A 329 LEU ASP ASP ASN GLU GLN ASN LEU HIS HIS PRO THR ILE SEQRES 25 A 329 SER ASN LEU ASN LYS ILE PHE LYS ALA PHE VAL SER GLU SEQRES 26 A 329 TYR LEU GLN LEU HET CO A 401 1 HET CO A 402 1 HETNAM CO COBALT (II) ION FORMUL 2 CO 2(CO 2+) FORMUL 4 HOH *192(H2 O) HELIX 1 AA1 ALA A 38 GLY A 46 1 9 HELIX 2 AA2 ARG A 53 ASN A 62 1 10 HELIX 3 AA3 SER A 71 ASP A 87 1 17 HELIX 4 AA4 SER A 145 LEU A 159 1 15 HELIX 5 AA5 LEU A 159 THR A 168 1 10 HELIX 6 AA6 LEU A 195 ASP A 208 1 14 HELIX 7 AA7 SER A 211 LEU A 215 5 5 HELIX 8 AA8 ASN A 226 ASP A 229 5 4 HELIX 9 AA9 PHE A 251 GLU A 253 5 3 HELIX 10 AB1 THR A 254 ALA A 271 1 18 HELIX 11 AB2 HIS A 299 LYS A 304 1 6 HELIX 12 AB3 ASN A 327 LEU A 331 5 5 HELIX 13 AB4 HIS A 332 GLN A 352 1 21 SHEET 1 AA1 6 ASP A 91 THR A 101 0 SHEET 2 AA1 6 GLY A 104 THR A 114 -1 O ILE A 112 N GLU A 93 SHEET 3 AA1 6 LEU A 173 PHE A 180 -1 O LEU A 177 N ALA A 113 SHEET 4 AA1 6 HIS A 121 HIS A 128 1 N CYS A 127 O PHE A 180 SHEET 5 AA1 6 MET A 231 LEU A 237 1 O VAL A 235 N VAL A 124 SHEET 6 AA1 6 ILE A 309 ILE A 312 1 O VAL A 310 N MET A 234 SHEET 1 AA2 2 PHE A 247 SER A 249 0 SHEET 2 AA2 2 PHE A 286 SER A 290 1 O SER A 287 N PHE A 247 SSBOND 1 CYS A 96 CYS A 109 1555 1555 2.08 SSBOND 2 CYS A 120 CYS A 218 1555 1555 2.09 LINK NE2 HIS A 128 CO CO A 402 1555 1555 2.37 LINK OD2 ASP A 144 CO CO A 401 1555 1555 2.04 LINK OD1 ASP A 144 CO CO A 402 1555 1555 2.18 LINK OE2 GLU A 184 CO CO A 401 1555 1555 1.97 LINK OD2 ASP A 238 CO CO A 402 1555 1555 2.50 LINK NE2 HIS A 322 CO CO A 401 1555 1555 1.92 LINK CO CO A 401 O HOH A 652 1555 1555 1.94 LINK CO CO A 402 O HOH A 652 1555 1555 2.28 CISPEP 1 ASP A 144 SER A 145 0 -1.01 CISPEP 2 SER A 315 PRO A 316 0 6.11 CRYST1 55.660 71.146 80.676 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 0.017966 0.000000 0.000000 0.00000 SCALE2 0.000000 0.014056 0.000000 0.00000 SCALE3 0.000000 0.000000 0.012395 0.00000