HEADER TRANSFERASE 18-SEP-00 1GGR TITLE COMPLEX OF ENZYME IIAGLC AND THE HISTIDINE-CONTAINING PHOSPHOCARRIER TITLE 2 PROTEIN HPR FROM ESCHERICHIA COLI NMR, RESTRAINED REGULARIZED MEAN TITLE 3 STRUCTURE COMPND MOL_ID: 1; COMPND 2 MOLECULE: PTS SYSTEM, GLUCOSE-SPECIFIC IIA COMPONENT; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: EIIA-GLC, PHOSPHOTRANSFERASE ENZYME II, A COMPONENT; COMPND 5 EC: 2.7.1.69; COMPND 6 ENGINEERED: YES; COMPND 7 MOL_ID: 2; COMPND 8 MOLECULE: PHOSPHOCARRIER PROTEIN HPR; COMPND 9 CHAIN: B; COMPND 10 SYNONYM: HISTIDINE-CONTAINING PROTEIN; COMPND 11 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 562; SOURCE 4 STRAIN: GI698; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 MOL_ID: 2; SOURCE 8 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 9 ORGANISM_TAXID: 562; SOURCE 10 STRAIN: GI698; SOURCE 11 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 12 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS PHOSPHOTRANSFERASE, TRANSFERASE, KINASE, SUGAR TRANSPORT, COMPLEX KEYWDS 2 (TRANSFERASE-PHOSPHOCARRIER) EXPDTA SOLUTION NMR NUMMDL 3 AUTHOR G.M.CLORE,G.WANG REVDAT 5 27-DEC-23 1GGR 1 REMARK REVDAT 4 23-FEB-22 1GGR 1 REMARK REVDAT 3 24-FEB-09 1GGR 1 VERSN REVDAT 2 01-APR-03 1GGR 1 JRNL REVDAT 1 15-NOV-00 1GGR 0 JRNL AUTH G.WANG,J.M.LOUIS,M.SONDEJ,Y.J.SEOK,A.PETERKOFSKY,G.M.CLORE JRNL TITL SOLUTION STRUCTURE OF THE PHOSPHORYL TRANSFER COMPLEX JRNL TITL 2 BETWEEN THE SIGNAL TRANSDUCING PROTEINS HPR AND IIA(GLUCOSE) JRNL TITL 3 OF THE ESCHERICHIA COLI PHOSPHOENOLPYRUVATE:SUGAR JRNL TITL 4 PHOSPHOTRANSFERASE SYSTEM. JRNL REF EMBO J. V. 19 5635 2000 JRNL REFN ISSN 0261-4189 JRNL PMID 11060015 JRNL DOI 10.1093/EMBOJ/19.21.5635 REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR NIH REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: REMARK 3 THE STRUCTURES WERE CALCULATED BY RIGID BODY MINIMIZATION (CLORE REMARK 3 (2000) PROC.NATL.ACAD. SCI. 97, 9021-9025; BEWLEY AND CLORE (2000) REMARK 3 J.AM.CHEM.SOC. 122, 6009-6016) FOLLOWED BY CONSTRAINED/RESTRAINED REMARK 3 SIMULATED ANNEALING TO REFINE THE INTERFACIAL SIDECHAIN POSITIONS REMARK 3 AND FINE TUNE THE RELATIVE ORIENTATION OF THE TWO PROTEINS (WANG REMARK 3 ET AL. (2000) EMBO J. IN PRESS). THE TARGET FUNCTIONS COMPRISES REMARK 3 TERMS FOR THE NOE RESTRAINTS, THE DIPOLAR COUPLING RESTRAINTS REMARK 3 (CLORE ET AL. J.MAGN.RESON. 131, 159-162 (1998); J.MAGN.RESON. 133, REMARK 3 216-221(1998)), THE RADIUS OF GYRATION (KUSZEWSKI ET AL. (1999), REMARK 3 AND A QUARTIC VAN DER WAALS REPULSION TERM (NILGES ET AL. (1988) REMARK 3 FEBS LETT. 229, 129-136). THE STARTING COORDINATES COME FROM THE X- REMARK 3 RAY STRUCTURES (WITH PROTONS ADDED) OF E. COLI HPR (1POH, JIA ET REMARK 3 AL. (1993) J.BIOL.CHEM. 268, 22940-22501; RESOLUTION 1.5 A) AND REMARK 3 IIAGLC (MOLECULE 2 OF 2F3G, FEESE ET AL. BIOCHEMISTRY 36, 16087- REMARK 3 16096; RESOLUTION 2.0 A) IN SEVERAL DIFFERENT ORIENTATIONS WITH REMARK 3 THE CA-CA DISTANCE BETWEEN THE ACTIVE SITE HISTIDINES RANGING FROM REMARK 3 28 TO 95 A, INCLUDING ORIENTATIONS WHERE THE TWO ACTIVE SITE REMARK 3 HISTIDINES ARE NOT OPPOSED AND WHERE HPR IS DIRECTED TOWARDS THE REMARK 3 FACE OF IIAGLC OPPOSITE TO THE IIAGLC ACTIVE SITE. ONLY THE REMARK 3 INTERFACIAL SIDECHAINS ARE ALLOWED TO ALTER THEIR CONFORMATION; REMARK 3 THE BACKBONE AND NON-INTERFACIAL SIDECHAINS OF ONE MOLECULE REMARK 3 (IIAGLC) ARE HELD COMPLETELY FIXED; THE SECOND MOLECULE (HPR) CAN REMARK 3 ROTATE AND TRANSLATE BUT THE RELATIVE COORDINATES OF ITS BACKBONE REMARK 3 AND NON-INTERFACIAL SIDECHAINS ARE HELD FIXED. REMARK 3 REMARK 3 IN THIS ENTRY THE LAST COLUMN REPRESENTS THE AVERAGE RMS REMARK 3 DIFFERENCE BETWEEN THE INDIVIDUAL SIMULATED ANNEALING REMARK 3 STRUCTURES AND THE MEAN COORDINATE POSITIONS. IT IS REMARK 3 IMPORTANT TO NOTE THAT THE VALUES GIVEN FOR THE BACKBONE REMARK 3 ATOMS AND NON-INTERFACIAL SIDECHAINS PROVIDE ONLY A REMARK 3 MEASURE OF THE PRECISION WITH WHICH THE RELATIVE REMARK 3 OF THE TWO PROTEINS HAVE BEEN DETERMINED AND DOES REMARK 3 NOT TAKE INTO ACCOUNT THE ERRORS IN THE X-RAY COORDINATES REMARK 3 OF HPR AND IIAGLC. REMARK 3 REMARK 3 THREE SETS OF COORDINATES ARE GIVEN: REMARK 3 REMARK 3 MODEL 1: RESTRAINED MINIMIZED MEAN REMARK 3 COORDINATES OF THE UNPHOSPHORYLATED HPR-IIAGLC COMPLEX REMARK 3 SOLVED ON THE BASIS OF 82 INTERMOLECULAR DISTANCE REMARK 3 RESTRAINTS (74 NOE DERIVED INTERPROTON DISTANCE REMARK 3 AND 8 AMBIGUOUS INTERMOLECULAR SALT BRIDGE RESTRAINTS), REMARK 3 12 INTRAMOLECULAR INTERPROTON DISTANCE RESTRAINTS REMARK 3 (RELATED SPECIFICALLY TO NOES INVOLVING RESIDUES REMARK 3 315 AND 317 OF HPR), 61 NMR DERIVED SIDECHAIN TORSION REMARK 3 ANGLE RESTRAINTS, AND 195 1DNH DIPOLAR COUPLINGS REMARK 3 (118 FOR IIAGLC AND 77 FOR HPR). CROSS-VALIDATION REMARK 3 WAS USED FOR THE DIPOLAR COUPLINGS (CLORE AND GARRETT REMARK 3 (1999) J. AM. CHEM. SOC. 121, 9008-9012). REMARK 3 REMARK 3 MODEL 2: RESTRAINED MINIMIZED MEAN COORDINATES FOR THE REMARK 3 MODEL OF THE DISSOCIATIVE PHOSPHORYL TRANSITION STATE REMARK 3 HPR-IIAGLC COMPLEX. EXPERIMENTAL RESTRAINTS ARE REMARK 3 TO THOSE USED FOR MODEL 1, EXCEPT THAT ONE REMARK 3 INTRAMOLECULAR INTERPROTON DISTANCE RESTRAINT REMARK 3 INVOLVING HIS15 WAS REMOVED TO PERMIT A TRANSITION STATE REMARK 3 TO FORM. IN ADDITION, COVALENT GEOMETRY RESTRAINTS REMARK 3 ARE INCLUDED RELATING TO THE TRIGONAL BIPYRAMIDAL REMARK 3 AT THE PHOSPHORUS. NO DISTANCE RESTRAINT IS INCLUDED REMARK 3 FOR THE N-P BOND LENGTHS. THE CA-CA DISTANCE BETWEEN REMARK 3 HIS315 (HPR) AND HIS90 (IIAGLC) REMAINS UNCHANGED FROM REMARK 3 MODEL 1, BUT THE ND1-NE2 DISTANCE BETWEEN HIS315 AND REMARK 3 HIS90 IS REDUCED TO 6 A, WITH ESSENTIALLY IDEALIZED REMARK 3 GEOMETRY OF THE PHOSPHORYL TRANSITION STATE. REMARK 3 THE ND1-NE2 DISTANCE CORRESPONDS TO A DISSOCIATIVE REMARK 3 TRANSITION STATE. THE RMS DIFFERENCE BETWEEN THE MEAN REMARK 3 STRUCTURES OF THE UNPHOSPHORYLATED COMPLEX (MODEL 1) REMARK 3 AND THE TRANSITION STATE COMPLEX IS 0.03 A FOR THE REMARK 3 BACKBONE ATOMS AND 0.2 A FOR THE INTERFACIAL REMARK 3 SIDECHAINS (EXCLUDING HIS315 AND HIS90). REMARK 3 REMARK 3 MODEL 3: RESTRAINED MINIMIZED MEAN COORDINATES FOR THE REMARK 3 MODEL OF THE ASSOCIATIVE PHOSPHORYL TRANSITION STATE REMARK 3 HPR-IIAGLC COMPLEX. MODEL 3 IS DERIVED FROM MODEL 2 REMARK 3 BY CONSTRAINED/RESTRAINED MINIMIZATION IN WHICH REMARK 3 THE COORDINATES OF ALL BACKBONE ATOMS, WITH THE REMARK 3 OF RESIDUES 313-317 OF HPR AND RESIDUES 89-91 OF IIAGLC, REMARK 3 AND ALL NON-INTERFACIAL SIDECHAINS ARE HELD COMPLETELY REMARK 3 FIXED, AND IN WHICH THE N-P DISTANCES ARE RESTRAINED REMARK 3 TO CA. 2 A, CORRESPONDING TO AN SN2 ASSOCIATIVE REMARK 3 TRANSITION STATE. REMARK 3 REMARK 3 HPR-IIAGLC COMPLEX REMARK 3 DEVIATIONS FROM IDEALIZED GEOMETRY: REMARK 3 BONDS 0.014 A, ANGLES 1.74 A, IMPROPER TORSIONS 1.66 A REMARK 3 RMS DEVIATIONS FROM NOE DISTANCE RESTRAINTS: 0.057 A REMARK 3 RMS DEVIATIONS FROM SIDECHAIN TORSION ANGLE RESTRAINTS: REMARK 3 0.16 DEG. REMARK 3 DIPOLAR COUPLING R-FACTORS (CLORE AND GARRETT (1999) REMARK 3 J. AM. CHEM. SOC. 121, 9008-9012): REMARK 3 16.9% FOR HPR AND 15.2% FOR IIAGLC REMARK 3 (NOTE ONLY ONE ALIGNMENT TENSOR IS USED FOR BOTH HPR REMARK 3 AND IIAGLC; FOR REFERENCE THE DIPOLAR COUPLING R-FACTORS REMARK 3 FOR THE FREE X-RAY STRUCTURES OF HPR AND IIAGLC REMARK 3 (USING INDIVIDUAL ALIGNMENT TENSORS FOR THE TWO PROTEINS) REMARK 3 ARE 16.7% AND 15.0%, RESPECTIVELY). REMARK 4 REMARK 4 1GGR COMPLIES WITH FORMAT V. 3.15, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 28-SEP-00. REMARK 100 THE DEPOSITION ID IS D_1000001499. REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 308 REMARK 210 PH : 7.1 REMARK 210 IONIC STRENGTH : 10 MM SODIUM PHOSPHATE REMARK 210 PRESSURE : NULL REMARK 210 SAMPLE CONTENTS : NULL REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : NULL REMARK 210 SPECTROMETER FIELD STRENGTH : 500 MHZ; 600 MHZ; 750 MHZ; 800 REMARK 210 MHZ REMARK 210 SPECTROMETER MODEL : DMX500; DMX600; DRX750; DRX800 REMARK 210 SPECTROMETER MANUFACTURER : BRUKER REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : NULL REMARK 210 METHOD USED : RIGID BODY MINIMIZATION AND REMARK 210 CONSTRAINED/RESTRAINED SIMULATED REMARK 210 ANNEALING REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 30 REMARK 210 CONFORMERS, NUMBER SUBMITTED : 3 REMARK 210 CONFORMERS, SELECTION CRITERIA : REGULARIZED MEAN STRUCTURES REMARK 210 REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : NULL REMARK 210 REMARK 210 REMARK: THE FOLLOWING EXPERIMENTS WERE CONDUCTED: (1) TRIPLE REMARK 210 RESONANCE FOR ASSIGNMENT OF PROTEIN; (2) QUANTITATIVE J REMARK 210 CORRELATION FOR COUPLING CONSTANTS; (3) 3D AND 4D HETERONUCLEAR REMARK 210 SEPARATED AND FILTERED NOE EXPERIMENTS; (4) IPAP EXPERIMENTS FOR REMARK 210 DIPOLAR COUPLINGS. DIPOLAR COUPLINGS WERE MEASURED IN A NEMATIC REMARK 210 PHASE OF A COLLOIDAL SUSPENSION OF TMV (CLORE ET AL. 1998 REMARK 210 J.AM.CHEM.SOC. 120, 105-106). REMARK 215 REMARK 215 NMR STUDY REMARK 215 THE COORDINATES IN THIS ENTRY WERE GENERATED FROM SOLUTION REMARK 215 NMR DATA. PROTEIN DATA BANK CONVENTIONS REQUIRE THAT REMARK 215 CRYST1 AND SCALE RECORDS BE INCLUDED, BUT THE VALUES ON REMARK 215 THESE RECORDS ARE MEANINGLESS. 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 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 465 REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 465 SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 MODELS 1-3 REMARK 465 RES C SSSEQI REMARK 465 GLY A 1 REMARK 465 LEU A 2 REMARK 465 PHE A 3 REMARK 465 ASP A 4 REMARK 465 LYS A 5 REMARK 465 LEU A 6 REMARK 465 LYS A 7 REMARK 465 SER A 8 REMARK 465 LEU A 9 REMARK 465 VAL A 10 REMARK 465 SER A 11 REMARK 465 ASP A 12 REMARK 465 ASP A 13 REMARK 465 LYS A 14 REMARK 465 LYS A 15 REMARK 465 ASP A 16 REMARK 465 THR A 17 REMARK 465 GLY A 18 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (RES=RESIDUE NAME; REMARK 470 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 470 MODELS 1-3 REMARK 470 RES CSSEQI ATOMS REMARK 470 LYS A 168 O REMARK 470 GLU B 385 O REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS 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 GLY A 102 HZ1 LYS A 104 1.35 REMARK 500 OD1 ASP A 64 H VAL A 115 1.46 REMARK 500 O PHE A 91 HG1 THR A 95 1.53 REMARK 500 OD1 ASP A 38 HH21 ARG B 317 1.57 REMARK 500 O ASN A 142 H GLU A 145 1.58 REMARK 500 O ILE B 308 H GLY B 358 1.58 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 1 PRO A 37 48.01 -70.49 REMARK 500 1 ASN A 57 14.52 -142.97 REMARK 500 1 VAL A 158 123.64 -37.23 REMARK 500 1 GLU A 160 -53.26 -136.42 REMARK 500 1 HIS B 315 -178.06 -69.27 REMARK 500 2 PRO A 37 48.03 -70.46 REMARK 500 2 ASN A 57 14.48 -142.97 REMARK 500 2 VAL A 158 123.68 -37.38 REMARK 500 2 GLU A 160 -53.24 -136.43 REMARK 500 2 HIS B 315 -178.04 -69.24 REMARK 500 3 PRO A 37 48.03 -70.46 REMARK 500 3 ASN A 57 14.48 -142.97 REMARK 500 3 VAL A 158 122.48 -37.07 REMARK 500 3 GLU A 160 -51.40 -137.43 REMARK 500 3 HIS B 315 -141.40 -66.08 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: PLANAR GROUPS REMARK 500 REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS REMARK 500 AN RMSD GREATER THAN THIS VALUE REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI RMS TYPE REMARK 500 3 ARG A 112 0.31 SIDE CHAIN REMARK 500 3 ARG A 165 0.10 SIDE CHAIN REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3EZA RELATED DB: PDB DBREF 1GGR A 1 168 UNP P69783 PTGA_ECOLI 1 168 DBREF 1GGR B 301 385 UNP P0AA04 PTHP_ECOLI 1 85 SEQRES 1 A 168 GLY LEU PHE ASP LYS LEU LYS SER LEU VAL SER ASP ASP SEQRES 2 A 168 LYS LYS ASP THR GLY THR ILE GLU ILE ILE ALA PRO LEU SEQRES 3 A 168 SER GLY GLU ILE VAL ASN ILE GLU ASP VAL PRO ASP VAL SEQRES 4 A 168 VAL PHE ALA GLU LYS ILE VAL GLY ASP GLY ILE ALA ILE SEQRES 5 A 168 LYS PRO THR GLY ASN LYS MET VAL ALA PRO VAL ASP GLY SEQRES 6 A 168 THR ILE GLY LYS ILE PHE GLU THR ASN HIS ALA PHE SER SEQRES 7 A 168 ILE GLU SER ASP SER GLY VAL GLU LEU PHE VAL HIS PHE SEQRES 8 A 168 GLY ILE ASP THR VAL GLU LEU LYS GLY GLU GLY PHE LYS SEQRES 9 A 168 ARG ILE ALA GLU GLU GLY GLN ARG VAL LYS VAL GLY ASP SEQRES 10 A 168 THR VAL ILE GLU PHE ASP LEU PRO LEU LEU GLU GLU LYS SEQRES 11 A 168 ALA LYS SER THR LEU THR PRO VAL VAL ILE SER ASN MET SEQRES 12 A 168 ASP GLU ILE LYS GLU LEU ILE LYS LEU SER GLY SER VAL SEQRES 13 A 168 THR VAL GLY GLU THR PRO VAL ILE ARG ILE LYS LYS SEQRES 1 B 85 MET PHE GLN GLN GLU VAL THR ILE THR ALA PRO ASN GLY SEQRES 2 B 85 LEU HIS THR ARG PRO ALA ALA GLN PHE VAL LYS GLU ALA SEQRES 3 B 85 LYS GLY PHE THR SER GLU ILE THR VAL THR SER ASN GLY SEQRES 4 B 85 LYS SER ALA SER ALA LYS SER LEU PHE LYS LEU GLN THR SEQRES 5 B 85 LEU GLY LEU THR GLN GLY THR VAL VAL THR ILE SER ALA SEQRES 6 B 85 GLU GLY GLU ASP GLU GLN LYS ALA VAL GLU HIS LEU VAL SEQRES 7 B 85 LYS LEU MET ALA GLU LEU GLU HET PO3 B 200 4 HETNAM PO3 PHOSPHITE ION FORMUL 3 PO3 O3 P 3- HELIX 1 1 ASN A 32 VAL A 36 5 5 HELIX 2 2 ASP A 38 GLU A 43 1 6 HELIX 3 3 ASP A 94 LYS A 99 5 6 HELIX 4 4 ASP A 123 ALA A 131 1 9 HELIX 5 5 ASN A 142 ILE A 146 5 5 HELIX 6 6 HIS B 315 LYS B 327 1 13 HELIX 7 7 SER B 346 GLN B 351 1 6 HELIX 8 8 ASP B 369 LEU B 384 1 16 SHEET 1 A 3 ILE A 20 ILE A 23 0 SHEET 2 A 3 PRO A 162 LYS A 167 -1 N VAL A 163 O ILE A 22 SHEET 3 A 3 GLU A 148 LYS A 151 -1 O GLU A 148 N LYS A 167 SHEET 1 B 8 ARG A 112 VAL A 113 0 SHEET 2 B 8 GLY A 65 ILE A 70 -1 O GLY A 65 N VAL A 113 SHEET 3 B 8 ALA A 76 SER A 81 -1 O SER A 78 N GLY A 68 SHEET 4 B 8 GLU A 86 HIS A 90 -1 N LEU A 87 O ILE A 79 SHEET 5 B 8 THR A 136 ILE A 140 -1 O PRO A 137 N HIS A 90 SHEET 6 B 8 ASP A 48 PRO A 54 -1 O ASP A 48 N ILE A 140 SHEET 7 B 8 GLY A 28 VAL A 31 -1 O GLU A 29 N LYS A 53 SHEET 8 B 8 SER A 155 VAL A 156 -1 N VAL A 156 O GLY A 28 SHEET 1 C 3 LYS A 58 VAL A 60 0 SHEET 2 C 3 THR A 118 PHE A 122 -1 N VAL A 119 O MET A 59 SHEET 3 C 3 PHE A 103 ARG A 105 -1 O LYS A 104 N GLU A 121 SHEET 1 D 4 PHE B 302 THR B 307 0 SHEET 2 D 4 VAL B 360 GLU B 366 -1 N VAL B 361 O VAL B 306 SHEET 3 D 4 GLU B 332 SER B 337 -1 O GLU B 332 N GLU B 366 SHEET 4 D 4 LYS B 340 SER B 343 -1 O LYS B 340 N SER B 337 CRYST1 1.000 1.000 1.000 90.00 90.00 90.00 P 1 1 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 1.000000 0.000000 0.000000 0.00000 SCALE2 0.000000 1.000000 0.000000 0.00000 SCALE3 0.000000 0.000000 1.000000 0.00000 MODEL 1