HEADER VIRAL PROTEIN 28-MAR-06 2GIB TITLE CRYSTAL STRUCTURE OF THE SARS CORONAVIRUS NUCLEOCAPSID PROTEIN TITLE 2 DIMERIZATION DOMAIN COMPND MOL_ID: 1; COMPND 2 MOLECULE: NUCLEOCAPSID PROTEIN; COMPND 3 CHAIN: A, B; COMPND 4 FRAGMENT: DIMERIZATION DOMAIN (RESIDUES 270-370); COMPND 5 SYNONYM: N STRUCTURAL PROTEIN, NC; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SARS CORONAVIRUS; SOURCE 3 ORGANISM_TAXID: 227859; SOURCE 4 GENE: N; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: B834(DE3); SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PMCSG7 KEYWDS SARS, NUCLEOCAPSID, DIMER, VIRAL PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR I.M.YU,M.L.OLDHAM,J.ZHANG,J.CHEN REVDAT 4 14-FEB-24 2GIB 1 REMARK SEQADV REVDAT 3 17-NOV-09 2GIB 1 JRNL REVDAT 2 24-FEB-09 2GIB 1 VERSN REVDAT 1 25-APR-06 2GIB 0 JRNL AUTH I.M.YU,M.L.OLDHAM,J.ZHANG,J.CHEN JRNL TITL CRYSTAL STRUCTURE OF THE SEVERE ACUTE RESPIRATORY SYNDROME JRNL TITL 2 (SARS) CORONAVIRUS NUCLEOCAPSID PROTEIN DIMERIZATION DOMAIN JRNL TITL 3 REVEALS EVOLUTIONARY LINKAGE BETWEEN CORONA- AND JRNL TITL 4 ARTERIVIRIDAE. JRNL REF J.BIOL.CHEM. V. 281 17134 2006 JRNL REFN ISSN 0021-9258 JRNL PMID 16627473 JRNL DOI 10.1074/JBC.M602107200 REMARK 2 REMARK 2 RESOLUTION. 1.75 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.2.0005 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) : 1.75 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 30.93 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.1 REMARK 3 NUMBER OF REFLECTIONS : 23088 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) : 0.190 REMARK 3 R VALUE (WORKING SET) : 0.187 REMARK 3 FREE R VALUE : 0.235 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.800 REMARK 3 FREE R VALUE TEST SET COUNT : 1166 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) : 1.75 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.80 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1649 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 96.21 REMARK 3 BIN R VALUE (WORKING SET) : 0.1630 REMARK 3 BIN FREE R VALUE SET COUNT : 75 REMARK 3 BIN FREE R VALUE : 0.2800 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1506 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 5 REMARK 3 SOLVENT ATOMS : 212 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 17.97 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.77000 REMARK 3 B22 (A**2) : -0.76000 REMARK 3 B33 (A**2) : 1.24000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : -0.47000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.160 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.114 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.069 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 4.535 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.938 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.914 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 1560 ; 0.020 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 2121 ; 1.674 ; 1.931 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 191 ; 6.036 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 78 ;32.360 ;24.744 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 233 ;13.438 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 6 ;11.965 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 216 ; 0.126 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1241 ; 0.010 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 720 ; 0.230 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 1067 ; 0.313 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 169 ; 0.223 ; 0.200 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): 63 ; 0.538 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 30 ; 0.419 ; 0.200 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): 987 ; 1.627 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 1539 ; 2.177 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 662 ; 3.124 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 582 ; 3.912 ; 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): 1649 ; 2.142 ; 3.000 REMARK 3 SPHERICITY; FREE ATOMS (A**2): 212 ; 7.765 ; 3.000 REMARK 3 SPHERICITY; BONDED ATOMS (A**2): 1516 ; 3.052 ; 3.000 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: NULL REMARK 4 REMARK 4 2GIB COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 07-APR-06. REMARK 100 THE DEPOSITION ID IS D_1000037153. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 25-NOV-05 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 19-ID REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.97929, 0.97940, 0.94285 REMARK 200 MONOCHROMATOR : ROSENBAUM-ROCK MONOCHROMATOR REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : ADSC REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 23088 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.750 REMARK 200 RESOLUTION RANGE LOW (A) : 30.930 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.1 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL 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) : 1.75 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.80 REMARK 200 COMPLETENESS FOR SHELL (%) : 96.1 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 <I/SIGMA(I)> FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: MAD REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MAD REMARK 200 SOFTWARE USED: SOLVE REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 54.38 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.70 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 30-33% PENTAERYTHRITOL ETHOXYLATE 15/4 REMARK 280 EO/OH, 50 MM AMMONIUM SULFATE, 50 MM BIS-TRIS , PH 6.5, VAPOR REMARK 280 DIFFUSION, SITTING DROP, TEMPERATURE 277.5K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,Y,-Z REMARK 290 3555 X+1/2,Y+1/2,Z 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 0.00000 REMARK 290 SMTRY2 2 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 3 1.000000 0.000000 0.000000 62.08150 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 25.24500 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 62.08150 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 25.24500 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2, 3 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: THE BIOLOGIC ASSEMBLY IS A DIMER AS FOUND IN THE ASYMMETRIC REMARK 300 UNIT 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: 4180 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 10880 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -27.0 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 REMARK 350 BIOMOLECULE: 2 REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 9630 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 20860 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -93.0 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 124.16300 REMARK 350 BIOMT2 2 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 350 REMARK 350 BIOMOLECULE: 3 REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 9860 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 20260 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -68.0 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 110.71353 REMARK 350 BIOMT2 2 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 39.23798 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 S SO4 A 371 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 229 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 SER A 268 REMARK 465 ALA A 269 REMARK 465 THR A 367 REMARK 465 GLU A 368 REMARK 465 PRO A 369 REMARK 465 LYS A 370 REMARK 465 SER B 268 REMARK 465 ALA B 269 REMARK 465 ASN B 270 REMARK 465 VAL B 271 REMARK 465 THR B 272 REMARK 465 GLN B 273 REMARK 465 LYS B 370 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 294 CG CD NE CZ NH1 NH2 REMARK 470 LYS A 300 CG CD CE NZ REMARK 470 PRO A 366 CG CD REMARK 470 PHE B 275 CG CD1 CD2 CE1 CE2 CZ REMARK 470 ARG B 277 CG CD NE CZ NH1 NH2 REMARK 470 LYS B 300 CG CD CE NZ REMARK 470 LYS B 348 CG CD CE NZ 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 A 116 O HOH A 228 1.20 REMARK 500 O HOH B 149 O HOH B 208 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 127 O HOH A 219 2655 1.57 REMARK 500 O HOH A 111 O HOH A 111 2656 1.62 REMARK 500 OE1 GLU B 368 O HOH B 4 4555 1.94 REMARK 500 OE2 GLU B 368 O HOH B 4 4555 2.05 REMARK 500 CD GLU B 368 O HOH B 4 4555 2.12 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 SO4 A 371 DBREF 2GIB A 270 370 UNP P59595 NCAP_CVHSA 270 370 DBREF 2GIB B 270 370 UNP P59595 NCAP_CVHSA 270 370 SEQADV 2GIB SER A 268 UNP P59595 CLONING ARTIFACT SEQADV 2GIB ALA A 269 UNP P59595 CLONING ARTIFACT SEQADV 2GIB SER B 268 UNP P59595 CLONING ARTIFACT SEQADV 2GIB ALA B 269 UNP P59595 CLONING ARTIFACT SEQRES 1 A 103 SER ALA ASN VAL THR GLN ALA PHE GLY ARG ARG GLY PRO SEQRES 2 A 103 GLU GLN THR GLN GLY ASN PHE GLY ASP GLN ASP LEU ILE SEQRES 3 A 103 ARG GLN GLY THR ASP TYR LYS HIS TRP PRO GLN ILE ALA SEQRES 4 A 103 GLN PHE ALA PRO SER ALA SER ALA PHE PHE GLY MET SER SEQRES 5 A 103 ARG ILE GLY MET GLU VAL THR PRO SER GLY THR TRP LEU SEQRES 6 A 103 THR TYR HIS GLY ALA ILE LYS LEU ASP ASP LYS ASP PRO SEQRES 7 A 103 GLN PHE LYS ASP ASN VAL ILE LEU LEU ASN LYS HIS ILE SEQRES 8 A 103 ASP ALA TYR LYS THR PHE PRO PRO THR GLU PRO LYS SEQRES 1 B 103 SER ALA ASN VAL THR GLN ALA PHE GLY ARG ARG GLY PRO SEQRES 2 B 103 GLU GLN THR GLN GLY ASN PHE GLY ASP GLN ASP LEU ILE SEQRES 3 B 103 ARG GLN GLY THR ASP TYR LYS HIS TRP PRO GLN ILE ALA SEQRES 4 B 103 GLN PHE ALA PRO SER ALA SER ALA PHE PHE GLY MET SER SEQRES 5 B 103 ARG ILE GLY MET GLU VAL THR PRO SER GLY THR TRP LEU SEQRES 6 B 103 THR TYR HIS GLY ALA ILE LYS LEU ASP ASP LYS ASP PRO SEQRES 7 B 103 GLN PHE LYS ASP ASN VAL ILE LEU LEU ASN LYS HIS ILE SEQRES 8 B 103 ASP ALA TYR LYS THR PHE PRO PRO THR GLU PRO LYS HET SO4 A 371 5 HETNAM SO4 SULFATE ION FORMUL 3 SO4 O4 S 2- FORMUL 4 HOH *212(H2 O) HELIX 1 1 ASN A 270 GLY A 276 1 7 HELIX 2 2 ASP A 289 GLY A 296 1 8 HELIX 3 3 THR A 297 TYR A 299 5 3 HELIX 4 4 HIS A 301 GLN A 307 1 7 HELIX 5 5 SER A 311 SER A 319 1 9 HELIX 6 6 GLN A 346 ILE A 358 1 13 HELIX 7 7 ASP A 359 PHE A 364 5 6 HELIX 8 8 ASP B 289 GLY B 296 1 8 HELIX 9 9 THR B 297 TYR B 299 5 3 HELIX 10 10 HIS B 301 GLN B 307 1 7 HELIX 11 11 SER B 311 SER B 319 1 9 HELIX 12 12 GLN B 346 ILE B 358 1 13 HELIX 13 13 ASP B 359 PHE B 364 5 6 SHEET 1 A 4 ARG A 320 VAL A 325 0 SHEET 2 A 4 THR A 330 LEU A 340 -1 O HIS A 335 N ARG A 320 SHEET 3 A 4 GLY B 329 LYS B 339 -1 O LEU B 332 N ILE A 338 SHEET 4 A 4 ARG B 320 THR B 326 -1 N ARG B 320 O HIS B 335 CISPEP 1 GLU B 368 PRO B 369 0 3.30 SITE 1 AC1 4 HOH A 2 HOH A 229 GLY A 276 ARG A 277 CRYST1 124.163 50.490 41.479 90.00 108.92 90.00 C 1 2 1 8 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 0.008054 0.000000 0.002761 0.00000 SCALE2 0.000000 0.019806 0.000000 0.00000 SCALE3 0.000000 0.000000 0.025486 0.00000