HEADER TRANSFERASE 26-SEP-06 2IHK TITLE CRYSTAL STRUCTURE OF MULTIFUNCTIONAL SIALYLTRANSFERASE FROM TITLE 2 PASTEURELLA MULTOCIDA WITH CMP-3F(EQUATORIAL)-NEU5AC BOUND COMPND MOL_ID: 1; COMPND 2 MOLECULE: ALPHA-2,3/2,6-SIALYLTRANSFERASE/SIALIDASE; COMPND 3 CHAIN: A; COMPND 4 EC: 2.4.99.4; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: PASTEURELLA MULTOCIDA; SOURCE 3 ORGANISM_TAXID: 747; SOURCE 4 STRAIN: PM70; SOURCE 5 GENE: PM0188; 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: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET23A(+) KEYWDS CMP-3F(EQUATORIAL)-NEU5AC SIALYLTRANSFERASE TWO-ROSSMANN DOMAIN, KEYWDS 2 TRANSFERASE EXPDTA X-RAY DIFFRACTION AUTHOR A.J.FISHER,L.NI REVDAT 5 30-AUG-23 2IHK 1 REMARK SEQADV REVDAT 4 13-JUL-11 2IHK 1 VERSN REVDAT 3 24-FEB-09 2IHK 1 VERSN REVDAT 2 05-JUN-07 2IHK 1 JRNL REVDAT 1 22-MAY-07 2IHK 0 JRNL AUTH L.NI,H.A.CHOKHAWALA,H.CAO,R.HENNING,L.NG,S.HUANG,H.YU, JRNL AUTH 2 X.CHEN,A.J.FISHER JRNL TITL CRYSTAL STRUCTURES OF PASTEURELLA MULTOCIDA JRNL TITL 2 SIALYLTRANSFERASE COMPLEXES WITH ACCEPTOR AND DONOR JRNL TITL 3 ANALOGUES REVEAL SUBSTRATE BINDING SITES AND CATALYTIC JRNL TITL 4 MECHANISM. JRNL REF BIOCHEMISTRY V. 46 6288 2007 JRNL REFN ISSN 0006-2960 JRNL PMID 17487984 JRNL DOI 10.1021/BI700346W REMARK 2 REMARK 2 RESOLUTION. 1.90 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.2.0019 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) : 1.90 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 32.51 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 90.0 REMARK 3 NUMBER OF REFLECTIONS : 33809 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) : 0.179 REMARK 3 R VALUE (WORKING SET) : 0.177 REMARK 3 FREE R VALUE : 0.205 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1792 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) : 1.90 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.95 REMARK 3 REFLECTION IN BIN (WORKING SET) : 2390 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 87.88 REMARK 3 BIN R VALUE (WORKING SET) : 0.2170 REMARK 3 BIN FREE R VALUE SET COUNT : 140 REMARK 3 BIN FREE R VALUE : 0.3120 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3095 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 42 REMARK 3 SOLVENT ATOMS : 317 REMARK 3 REMARK 3 B VALUES. REMARK 3 B VALUE TYPE : LIKELY RESIDUAL REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 28.66 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.06000 REMARK 3 B22 (A**2) : -0.07000 REMARK 3 B33 (A**2) : 0.04000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.09000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.148 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.131 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.083 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 5.156 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.955 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.944 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 3217 ; 0.013 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 4369 ; 1.302 ; 1.967 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 374 ; 5.571 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 164 ;39.130 ;25.122 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 554 ;14.224 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 11 ;12.068 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 470 ; 0.089 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 2445 ; 0.005 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 1401 ; 0.198 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 2207 ; 0.305 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 259 ; 0.140 ; 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): 24 ; 0.168 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 15 ; 0.219 ; 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): 1952 ; 0.750 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 3052 ; 1.100 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 1460 ; 1.864 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 1317 ; 2.878 ; 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): 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 : 2 REMARK 3 REMARK 3 TLS GROUP : 1 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : A 25 A 240 REMARK 3 ORIGIN FOR THE GROUP (A): 12.7470 5.3590 17.8800 REMARK 3 T TENSOR REMARK 3 T11: -0.1608 T22: -0.0936 REMARK 3 T33: -0.1621 T12: -0.0091 REMARK 3 T13: -0.0425 T23: 0.0175 REMARK 3 L TENSOR REMARK 3 L11: 1.4450 L22: 1.7251 REMARK 3 L33: 1.9851 L12: 0.0601 REMARK 3 L13: -0.7435 L23: 0.0676 REMARK 3 S TENSOR REMARK 3 S11: -0.0351 S12: -0.2128 S13: -0.0117 REMARK 3 S21: 0.1227 S22: 0.0331 S23: -0.0558 REMARK 3 S31: 0.0474 S32: 0.2102 S33: 0.0020 REMARK 3 REMARK 3 TLS GROUP : 2 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : A 248 A 412 REMARK 3 ORIGIN FOR THE GROUP (A): 13.2480 -7.2110 -8.2200 REMARK 3 T TENSOR REMARK 3 T11: -0.1277 T22: -0.1468 REMARK 3 T33: -0.1444 T12: 0.0122 REMARK 3 T13: 0.0012 T23: 0.0049 REMARK 3 L TENSOR REMARK 3 L11: 2.3488 L22: 1.7499 REMARK 3 L33: 2.8822 L12: 0.7085 REMARK 3 L13: 0.1079 L23: 0.7655 REMARK 3 S TENSOR REMARK 3 S11: -0.0422 S12: 0.1421 S13: -0.0203 REMARK 3 S21: -0.1561 S22: 0.0447 S23: -0.0317 REMARK 3 S31: -0.0205 S32: 0.2192 S33: -0.0026 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.40 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 2IHK COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 28-SEP-06. REMARK 100 THE DEPOSITION ID IS D_1000039579. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 23-JUN-06 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRL REMARK 200 BEAMLINE : BL11-1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.97947 REMARK 200 MONOCHROMATOR : DOUBLE CRYSTAL MONOCHROMATOR REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 33809 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.900 REMARK 200 RESOLUTION RANGE LOW (A) : 64.960 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 91.0 REMARK 200 DATA REDUNDANCY : 2.000 REMARK 200 R MERGE (I) : 0.05300 REMARK 200 R SYM (I) : 0.04800 REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 13.5000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.90 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.95 REMARK 200 COMPLETENESS FOR SHELL (%) : 88.9 REMARK 200 DATA REDUNDANCY IN SHELL : 2.00 REMARK 200 R MERGE FOR SHELL (I) : 0.17700 REMARK 200 R SYM FOR SHELL (I) : 0.20400 REMARK 200 <I/SIGMA(I)> FOR SHELL : 3.800 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: AMORE REMARK 200 STARTING MODEL: 2EX1 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 53.72 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.66 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 25% PEG MME 2000 0.2 M NABR 0.4% REMARK 280 TRITON X-100, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,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 32.51100 REMARK 290 SMTRY3 2 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 SER A 373 REMARK 465 ASN A 374 REMARK 465 LYS A 375 REMARK 465 GLN A 376 REMARK 465 VAL A 377 REMARK 465 LYS A 378 REMARK 465 SER A 379 REMARK 465 LYS A 380 REMARK 465 GLU A 381 REMARK 465 ASP A 382 REMARK 465 ALA A 383 REMARK 465 LEU A 384 REMARK 465 GLY A 413 REMARK 465 GLY A 414 REMARK 465 GLY A 415 REMARK 465 LEU A 416 REMARK 465 GLU A 417 REMARK 465 HIS A 418 REMARK 465 HIS A 419 REMARK 465 HIS A 420 REMARK 465 HIS A 421 REMARK 465 HIS A 422 REMARK 465 HIS A 423 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 GLN A 231 CG CD OE1 NE2 REMARK 470 GLU A 400 CG CD OE1 OE2 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 2057 O HOH A 2058 2.17 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 1906 O HOH A 1980 2545 2.08 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 ALA A 35 -141.78 -109.86 REMARK 500 ALA A 219 -113.56 49.09 REMARK 500 GLN A 259 145.48 -170.73 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 CSF A 1741 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2IHJ RELATED DB: PDB DBREF 2IHK A 26 412 UNP Q15KI8 Q15KI8_PASMU 26 412 SEQADV 2IHK MET A 25 UNP Q15KI8 CLONING ARTIFACT SEQADV 2IHK GLY A 413 UNP Q15KI8 CLONING ARTIFACT SEQADV 2IHK GLY A 414 UNP Q15KI8 CLONING ARTIFACT SEQADV 2IHK GLY A 415 UNP Q15KI8 CLONING ARTIFACT SEQADV 2IHK LEU A 416 UNP Q15KI8 CLONING ARTIFACT SEQADV 2IHK GLU A 417 UNP Q15KI8 CLONING ARTIFACT SEQADV 2IHK HIS A 418 UNP Q15KI8 EXPRESSION TAG SEQADV 2IHK HIS A 419 UNP Q15KI8 EXPRESSION TAG SEQADV 2IHK HIS A 420 UNP Q15KI8 EXPRESSION TAG SEQADV 2IHK HIS A 421 UNP Q15KI8 EXPRESSION TAG SEQADV 2IHK HIS A 422 UNP Q15KI8 EXPRESSION TAG SEQADV 2IHK HIS A 423 UNP Q15KI8 EXPRESSION TAG SEQRES 1 A 399 MET LYS THR ILE THR LEU TYR LEU ASP PRO ALA SER LEU SEQRES 2 A 399 PRO ALA LEU ASN GLN LEU MET ASP PHE THR GLN ASN ASN SEQRES 3 A 399 GLU ASP LYS THR HIS PRO ARG ILE PHE GLY LEU SER ARG SEQRES 4 A 399 PHE LYS ILE PRO ASP ASN ILE ILE THR GLN TYR GLN ASN SEQRES 5 A 399 ILE HIS PHE VAL GLU LEU LYS ASP ASN ARG PRO THR GLU SEQRES 6 A 399 ALA LEU PHE THR ILE LEU ASP GLN TYR PRO GLY ASN ILE SEQRES 7 A 399 GLU LEU ASN ILE HIS LEU ASN ILE ALA HIS SER VAL GLN SEQRES 8 A 399 LEU ILE ARG PRO ILE LEU ALA TYR ARG PHE LYS HIS LEU SEQRES 9 A 399 ASP ARG VAL SER ILE GLN GLN LEU ASN LEU TYR ASP ASP SEQRES 10 A 399 GLY SER MET GLU TYR VAL ASP LEU GLU LYS GLU GLU ASN SEQRES 11 A 399 LYS ASP ILE SER ALA GLU ILE LYS GLN ALA GLU LYS GLN SEQRES 12 A 399 LEU SER HIS TYR LEU LEU THR GLY LYS ILE LYS PHE ASP SEQRES 13 A 399 ASN PRO THR ILE ALA ARG TYR VAL TRP GLN SER ALA PHE SEQRES 14 A 399 PRO VAL LYS TYR HIS PHE LEU SER THR ASP TYR PHE GLU SEQRES 15 A 399 LYS ALA GLU PHE LEU GLN PRO LEU LYS GLU TYR LEU ALA SEQRES 16 A 399 GLU ASN TYR GLN LYS MET ASP TRP THR ALA TYR GLN GLN SEQRES 17 A 399 LEU THR PRO GLU GLN GLN ALA PHE TYR LEU THR LEU VAL SEQRES 18 A 399 GLY PHE ASN ASP GLU VAL LYS GLN SER LEU GLU VAL GLN SEQRES 19 A 399 GLN ALA LYS PHE ILE PHE THR GLY THR THR THR TRP GLU SEQRES 20 A 399 GLY ASN THR ASP VAL ARG GLU TYR TYR ALA GLN GLN GLN SEQRES 21 A 399 LEU ASN LEU LEU ASN HIS PHE THR GLN ALA GLU GLY ASP SEQRES 22 A 399 LEU PHE ILE GLY ASP HIS TYR LYS ILE TYR PHE LYS GLY SEQRES 23 A 399 HIS PRO ARG GLY GLY GLU ILE ASN ASP TYR ILE LEU ASN SEQRES 24 A 399 ASN ALA LYS ASN ILE THR ASN ILE PRO ALA ASN ILE SER SEQRES 25 A 399 PHE GLU VAL LEU MET MET THR GLY LEU LEU PRO ASP LYS SEQRES 26 A 399 VAL GLY GLY VAL ALA SER SER LEU TYR PHE SER LEU PRO SEQRES 27 A 399 LYS GLU LYS ILE SER HIS ILE ILE PHE THR SER ASN LYS SEQRES 28 A 399 GLN VAL LYS SER LYS GLU ASP ALA LEU ASN ASN PRO TYR SEQRES 29 A 399 VAL LYS VAL MET ARG ARG LEU GLY ILE ILE ASP GLU SER SEQRES 30 A 399 GLN VAL ILE PHE TRP ASP SER LEU LYS GLN LEU GLY GLY SEQRES 31 A 399 GLY LEU GLU HIS HIS HIS HIS HIS HIS HET CSF A1741 42 HETNAM CSF CYTIDINE-5'-MONOPHOSPHATE-3-FLUORO-N-ACETYL-NEURAMINIC HETNAM 2 CSF ACID HETSYN CSF CMP-3FNEUAC FORMUL 2 CSF C20 H30 F N4 O16 P FORMUL 3 HOH *317(H2 O) HELIX 1 1 SER A 36 ASN A 49 1 14 HELIX 2 2 PRO A 67 THR A 72 1 6 HELIX 3 3 GLU A 89 ASP A 96 1 8 HELIX 4 4 HIS A 112 HIS A 127 1 16 HELIX 5 5 GLY A 142 LYS A 151 1 10 HELIX 6 6 ASP A 156 GLY A 175 1 20 HELIX 7 7 ASN A 181 ARG A 186 1 6 HELIX 8 8 TYR A 187 ALA A 192 5 6 HELIX 9 9 SER A 201 ALA A 208 1 8 HELIX 10 10 LEU A 211 ALA A 219 1 9 HELIX 11 11 THR A 234 VAL A 245 1 12 HELIX 12 12 ASN A 248 LEU A 255 1 8 HELIX 13 13 ASN A 273 GLN A 293 1 21 HELIX 14 14 GLY A 315 ALA A 325 1 11 HELIX 15 15 PHE A 337 THR A 343 1 7 HELIX 16 16 SER A 355 SER A 360 5 6 HELIX 17 17 PRO A 362 GLU A 364 5 3 HELIX 18 18 ASN A 386 LEU A 395 1 10 HELIX 19 19 ASP A 407 LEU A 409 5 3 SHEET 1 A 7 ILE A 77 PHE A 79 0 SHEET 2 A 7 ARG A 57 LEU A 61 1 N PHE A 59 O HIS A 78 SHEET 3 A 7 LYS A 26 ASP A 33 1 N TYR A 31 O GLY A 60 SHEET 4 A 7 ILE A 102 ASN A 109 1 O ASN A 105 N ILE A 28 SHEET 5 A 7 VAL A 131 TYR A 139 1 O SER A 132 N LEU A 104 SHEET 6 A 7 VAL A 195 PHE A 199 1 O LYS A 196 N LEU A 138 SHEET 7 A 7 TYR A 222 LYS A 224 1 O GLN A 223 N PHE A 199 SHEET 1 B 2 LEU A 82 LYS A 83 0 SHEET 2 B 2 ARG A 86 PRO A 87 -1 O ARG A 86 N LYS A 83 SHEET 1 C 6 ILE A 328 ILE A 331 0 SHEET 2 C 6 LYS A 305 LYS A 309 1 N PHE A 308 O ILE A 331 SHEET 3 C 6 LYS A 261 THR A 265 1 N PHE A 264 O TYR A 307 SHEET 4 C 6 LYS A 349 VAL A 353 1 O GLY A 351 N THR A 265 SHEET 5 C 6 ILE A 366 PHE A 371 1 O SER A 367 N VAL A 350 SHEET 6 C 6 ILE A 404 PHE A 405 1 O ILE A 404 N PHE A 371 SITE 1 AC1 27 LEU A 37 ARG A 63 ASP A 141 GLY A 142 SITE 2 AC1 27 SER A 143 MET A 144 GLY A 266 THR A 268 SITE 3 AC1 27 TRP A 270 LYS A 309 GLY A 310 HIS A 311 SITE 4 AC1 27 PRO A 312 ILE A 335 SER A 336 PHE A 337 SITE 5 AC1 27 GLU A 338 SER A 355 SER A 356 LEU A 357 SITE 6 AC1 27 HOH A1747 HOH A1756 HOH A1808 HOH A1810 SITE 7 AC1 27 HOH A1890 HOH A2021 HOH A2042 CRYST1 60.890 65.022 64.795 90.00 98.56 90.00 P 1 21 1 2 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 0.016423 0.000000 0.002472 0.00000 SCALE2 0.000000 0.015379 0.000000 0.00000 SCALE3 0.000000 0.000000 0.015607 0.00000