HEADER HYDROLASE 08-OCT-12 4HGP TITLE CRYSTAL STRUCTURE OF 2-KETO-3-DEOXYOCTULOSONATE 8-PHOSPHATE TITLE 2 PHOSPHOHYDROLASE FROM HAEMOPHILUS INFLUENZAE IN COMPLEX WITH TITLE 3 TRANSITION STATE MIMIC COMPND MOL_ID: 1; COMPND 2 MOLECULE: 3-DEOXY-D-MANNO-OCTULOSONATE 8-PHOSPHATE PHOSPHATASE KDSC; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: KDO 8-P PHOSPHATASE; COMPND 5 EC: 3.1.3.45; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HAEMOPHILUS INFLUENZAE; SOURCE 3 ORGANISM_TAXID: 71421; SOURCE 4 STRAIN: KW20; SOURCE 5 GENE: HI_1679; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; 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: PDEST17-HI1679 KEYWDS ROSSMANN FOLD, PHOSPHOHYDROYLASE, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR K.D.DAUGHTRY,K.N.ALLEN REVDAT 6 20-SEP-23 4HGP 1 REMARK REVDAT 5 10-FEB-21 4HGP 1 JRNL HETSYN REVDAT 4 29-JUL-20 4HGP 1 COMPND REMARK HETNAM LINK REVDAT 4 2 1 SITE REVDAT 3 12-NOV-14 4HGP 1 KEYWDS REVDAT 2 28-AUG-13 4HGP 1 JRNL REVDAT 1 21-AUG-13 4HGP 0 JRNL AUTH K.D.DAUGHTRY,H.HUANG,V.MALASHKEVICH,Y.PATSKOVSKY,W.LIU, JRNL AUTH 2 U.RAMAGOPAL,J.M.SAUDER,S.K.BURLEY,S.C.ALMO, JRNL AUTH 3 D.DUNAWAY-MARIANO,K.N.ALLEN JRNL TITL STRUCTURAL BASIS FOR THE DIVERGENCE OF SUBSTRATE SPECIFICITY JRNL TITL 2 AND BIOLOGICAL FUNCTION WITHIN HAD PHOSPHATASES IN JRNL TITL 3 LIPOPOLYSACCHARIDE AND SIALIC ACID BIOSYNTHESIS. JRNL REF BIOCHEMISTRY V. 52 5372 2013 JRNL REFN ISSN 0006-2960 JRNL PMID 23848398 JRNL DOI 10.1021/BI400659K REMARK 2 REMARK 2 RESOLUTION. 1.80 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (PHENIX.REFINE: 1.8_1069) REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE, REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER, REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY, REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON, REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI, REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : TWIN_LSQ_F REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 29.46 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.380 REMARK 3 COMPLETENESS FOR RANGE (%) : 95.7 REMARK 3 NUMBER OF REFLECTIONS : 14655 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.150 REMARK 3 R VALUE (WORKING SET) : 0.147 REMARK 3 FREE R VALUE : 0.173 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.290 REMARK 3 FREE R VALUE TEST SET COUNT : 775 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 1 19.9627 - 3.0773 0.95 2937 167 0.1092 0.1279 REMARK 3 2 3.0773 - 2.4440 0.95 2891 151 0.1458 0.1717 REMARK 3 3 2.4440 - 2.1355 0.91 2781 145 0.1660 0.1861 REMARK 3 4 2.1355 - 1.9404 0.87 2652 130 0.1969 0.2703 REMARK 3 5 1.9404 - 1.8000 0.86 2617 145 0.2532 0.3166 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.11 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : NULL REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 27.980 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 17.75 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 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : 0.014 1414 REMARK 3 ANGLE : 1.136 1916 REMARK 3 CHIRALITY : 0.067 221 REMARK 3 PLANARITY : 0.003 241 REMARK 3 DIHEDRAL : 14.838 501 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 4HGP COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 17-OCT-12. REMARK 100 THE DEPOSITION ID IS D_1000075444. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 14-JAN-10 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 8.5 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 : BRUKER AXS MICROSTAR REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.54 REMARK 200 MONOCHROMATOR : ROTATING-ANODE REMARK 200 OPTICS : HELIOS MULTI-LAYER OPTICS REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : BRUKER PLATINUM 135 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : PROTEUM PLUS PLUS REMARK 200 DATA SCALING SOFTWARE : PROTEUM PLUS PLUS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 14655 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.800 REMARK 200 RESOLUTION RANGE LOW (A) : 29.500 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 95.6 REMARK 200 DATA REDUNDANCY : 7.900 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.05730 REMARK 200 FOR THE DATA SET : 13.6800 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.80 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.89 REMARK 200 COMPLETENESS FOR SHELL (%) : 91.4 REMARK 200 DATA REDUNDANCY IN SHELL : 5.70 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.38130 REMARK 200 FOR SHELL : 2.400 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: PDB ENTRY 1K1E REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 42.42 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.14 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 100 MM TRIS, 30% POLYETHYLENE GLYCOL REMARK 280 3350. CRYSTAL SOAKED WITH 20 MM NAVN4, 20 MM KDO FOR 3 DAYS. REMARK 280 CRYSTAL DRAGGED THROUGH PARATONE PRIOR TO FLASH COOLING, PH 8.5, REMARK 280 VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 290K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 4 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 -Y,X,Z REMARK 290 4555 Y,-X,Z REMARK 290 5555 X+1/2,Y+1/2,Z+1/2 REMARK 290 6555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 7555 -Y+1/2,X+1/2,Z+1/2 REMARK 290 8555 Y+1/2,-X+1/2,Z+1/2 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 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 -1.000000 0.000000 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 39.92300 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 39.92300 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 26.07550 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 39.92300 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 39.92300 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 26.07550 REMARK 290 SMTRY1 7 0.000000 -1.000000 0.000000 39.92300 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 39.92300 REMARK 290 SMTRY3 7 0.000000 0.000000 1.000000 26.07550 REMARK 290 SMTRY1 8 0.000000 1.000000 0.000000 39.92300 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 39.92300 REMARK 290 SMTRY3 8 0.000000 0.000000 1.000000 26.07550 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: TETRAMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 12550 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 23710 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -89.0 KCAL/MOL 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 350 BIOMT1 2 -1.000000 0.000000 0.000000 0.00000 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 BIOMT1 3 0.000000 -1.000000 0.000000 0.00000 REMARK 350 BIOMT2 3 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT3 3 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 4 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT2 4 -1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT3 4 0.000000 0.000000 1.000000 0.00000 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 417 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 424 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 GLN A 180 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 MG MG A 201 O2 VN4 A 202 1.64 REMARK 500 O HOH A 431 O HOH A 475 2.10 REMARK 500 O HOH A 363 O HOH A 378 2.13 REMARK 500 NZ LYS A 173 O HOH A 455 2.15 REMARK 500 O HOH A 355 O HOH A 469 2.16 REMARK 500 O HOH A 364 O HOH A 469 2.17 REMARK 500 O3 VN4 A 202 O8 KDO A 203 2.18 REMARK 500 OD2 ASP A 90 O HOH A 416 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 MET A 178 O4 KDO A 203 3555 2.02 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 VAL A 15 -63.73 -101.95 REMARK 500 VAL A 18 -63.02 -123.50 REMARK 500 ASP A 27 -157.07 -116.32 REMARK 500 PHE A 77 147.39 -172.58 REMARK 500 ASP A 107 -6.58 -142.58 REMARK 500 LYS A 173 -31.31 -148.13 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 MG A 201 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 14 OD2 REMARK 620 2 ASP A 16 O 91.1 REMARK 620 3 ASP A 107 OD1 96.2 87.4 REMARK 620 4 HOH A 301 O 176.1 86.3 86.5 REMARK 620 5 HOH A 302 O 91.0 176.0 95.7 91.5 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 VN4 A 202 V REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 14 OD1 REMARK 620 2 VN4 A 202 O1 82.6 REMARK 620 3 VN4 A 202 O2 97.5 122.3 REMARK 620 4 VN4 A 202 O3 82.6 117.7 119.5 REMARK 620 5 KDO A 203 O8 173.2 98.8 87.4 90.9 REMARK 620 N 1 2 3 4 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1K1E RELATED DB: PDB REMARK 900 RELATED ID: 4HGN RELATED DB: PDB REMARK 900 RELATED ID: 4HGO RELATED DB: PDB REMARK 900 RELATED ID: 4HGQ RELATED DB: PDB REMARK 900 RELATED ID: 4HGR RELATED DB: PDB DBREF 4HGP A 1 180 UNP P45314 KDSC_HAEIN 1 180 SEQRES 1 A 180 MET GLN GLN LYS LEU GLU ASN ILE LYS PHE VAL ILE THR SEQRES 2 A 180 ASP VAL ASP GLY VAL LEU THR ASP GLY GLN LEU HIS TYR SEQRES 3 A 180 ASP ALA ASN GLY GLU ALA ILE LYS SER PHE HIS VAL ARG SEQRES 4 A 180 ASP GLY LEU GLY ILE LYS MET LEU MET ASP ALA ASP ILE SEQRES 5 A 180 GLN VAL ALA VAL LEU SER GLY ARG ASP SER PRO ILE LEU SEQRES 6 A 180 ARG ARG ARG ILE ALA ASP LEU GLY ILE LYS LEU PHE PHE SEQRES 7 A 180 LEU GLY LYS LEU GLU LYS GLU THR ALA CYS PHE ASP LEU SEQRES 8 A 180 MET LYS GLN ALA GLY VAL THR ALA GLU GLN THR ALA TYR SEQRES 9 A 180 ILE GLY ASP ASP SER VAL ASP LEU PRO ALA PHE ALA ALA SEQRES 10 A 180 CYS GLY THR SER PHE ALA VAL ALA ASP ALA PRO ILE TYR SEQRES 11 A 180 VAL LYS ASN ALA VAL ASP HIS VAL LEU SER THR HIS GLY SEQRES 12 A 180 GLY LYS GLY ALA PHE ARG GLU MET SER ASP MET ILE LEU SEQRES 13 A 180 GLN ALA GLN GLY LYS SER SER VAL PHE ASP THR ALA GLN SEQRES 14 A 180 GLY PHE LEU LYS SER VAL LYS SER MET GLY GLN HET MG A 201 1 HET VN4 A 202 4 HET KDO A 203 32 HETNAM MG MAGNESIUM ION HETNAM VN4 OXIDO(DIOXO)VANADIUM HETNAM KDO 3-DEOXY-ALPHA-D-MANNO-OCT-2-ULOPYRANOSONIC ACID HETSYN KDO 3-DEOXY-D-MANNO-OCT-2-ULOPYRANOSONIC ACID; 2-KETO-3- HETSYN 2 KDO DEOXY-D-MANNOOCTANOIC ACID; 3-DEOXY-ALPHA-D-MANNO-OCT- HETSYN 3 KDO 2-ULOSONIC ACID; 3-DEOXY-D-MANNO-OCT-2-ULOSONIC ACID; HETSYN 4 KDO 3-DEOXY-MANNO-OCT-2-ULOSONIC ACID FORMUL 2 MG MG 2+ FORMUL 3 VN4 O3 V 1- FORMUL 4 KDO C8 H14 O8 FORMUL 5 HOH *177(H2 O) HELIX 1 1 MET A 1 GLU A 6 1 6 HELIX 2 2 HIS A 37 ALA A 50 1 14 HELIX 3 3 SER A 62 GLY A 73 1 12 HELIX 4 4 GLU A 83 GLY A 96 1 14 HELIX 5 5 THR A 98 GLU A 100 5 3 HELIX 6 6 ASP A 108 VAL A 110 5 3 HELIX 7 7 ASP A 111 CYS A 118 1 8 HELIX 8 8 PRO A 128 ASN A 133 1 6 HELIX 9 9 GLY A 146 GLN A 159 1 14 HELIX 10 10 SER A 162 THR A 167 1 6 HELIX 11 11 THR A 167 LEU A 172 1 6 HELIX 12 12 SER A 174 MET A 178 5 5 SHEET 1 A 6 LEU A 76 PHE A 78 0 SHEET 2 A 6 GLN A 53 LEU A 57 1 N VAL A 56 O PHE A 78 SHEET 3 A 6 PHE A 10 THR A 13 1 N VAL A 11 O ALA A 55 SHEET 4 A 6 THR A 102 GLY A 106 1 O ALA A 103 N ILE A 12 SHEET 5 A 6 THR A 120 ALA A 123 1 O PHE A 122 N TYR A 104 SHEET 6 A 6 HIS A 137 VAL A 138 1 O HIS A 137 N SER A 121 SHEET 1 B 2 HIS A 25 ASP A 27 0 SHEET 2 B 2 GLY A 30 ILE A 33 -1 O GLY A 30 N ASP A 27 LINK OD2 ASP A 14 MG MG A 201 1555 1555 2.02 LINK OD1 ASP A 14 V VN4 A 202 1555 1555 2.10 LINK O ASP A 16 MG MG A 201 1555 1555 2.09 LINK OD1 ASP A 107 MG MG A 201 1555 1555 1.99 LINK MG MG A 201 O HOH A 301 1555 1555 2.07 LINK MG MG A 201 O HOH A 302 1555 1555 2.07 LINK V VN4 A 202 O8 AKDO A 203 1555 1555 2.14 CRYST1 79.846 79.846 52.151 90.00 90.00 90.00 I 4 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 0.012524 0.000000 0.000000 0.00000 SCALE2 0.000000 0.012524 0.000000 0.00000 SCALE3 0.000000 0.000000 0.019175 0.00000