HEADER METAL TRANSPORT, MEMBRANE PROTEIN 11-JUL-05 2A9H TITLE NMR STRUCTURAL STUDIES OF A POTASSIUM CHANNEL / CHARYBDOTOXIN COMPLEX COMPND MOL_ID: 1; COMPND 2 MOLECULE: VOLTAGE-GATED POTASSIUM CHANNEL; COMPND 3 CHAIN: A, B, C, D; COMPND 4 ENGINEERED: YES; COMPND 5 MUTATION: YES; COMPND 6 MOL_ID: 2; COMPND 7 MOLECULE: CHARYBDOTOXIN; COMPND 8 CHAIN: E; COMPND 9 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: STREPTOMYCES LIVIDANS; SOURCE 3 ORGANISM_TAXID: 1916; SOURCE 4 GENE: KCSA, SKC1; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: C41 (DE3); SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PIVEX-D2.4D; SOURCE 10 MOL_ID: 2; SOURCE 11 SYNTHETIC: YES KEYWDS POTASSIUM CHANNEL, KCSA, MEMBRANE PROTEIN, METAL TRANSPORT EXPDTA SOLUTION NMR MDLTYP MINIMIZED AVERAGE AUTHOR L.YU,C.SUN,D.SONG,J.SHEN,N.XU,A.GUNASEKERA,P.J.HAJDUK,E.T.OLEJNICZAK REVDAT 5 20-NOV-24 2A9H 1 REMARK REVDAT 4 20-OCT-21 2A9H 1 SEQADV REVDAT 3 25-DEC-19 2A9H 1 REMARK SEQADV SEQRES LINK REVDAT 2 24-FEB-09 2A9H 1 VERSN REVDAT 1 10-JAN-06 2A9H 0 JRNL AUTH L.YU,C.SUN,D.SONG,J.SHEN,N.XU,A.GUNASEKERA,P.J.HAJDUK, JRNL AUTH 2 E.T.OLEJNICZAK JRNL TITL NUCLEAR MAGNETIC RESONANCE STRUCTURAL STUDIES OF A POTASSIUM JRNL TITL 2 CHANNEL-CHARYBDOTOXIN COMPLEX. JRNL REF BIOCHEMISTRY V. 44 15834 2005 JRNL REFN ISSN 0006-2960 JRNL PMID 16313186 JRNL DOI 10.1021/BI051656D REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 2002, CNS 2002 REMARK 3 AUTHORS : BRUNGER (CNS), BRUNGER (CNS) REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2A9H COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 25-JUL-05. REMARK 100 THE DEPOSITION ID IS D_1000033653. REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 315 REMARK 210 PH : 7.5 REMARK 210 IONIC STRENGTH : NULL REMARK 210 PRESSURE : AMBIENT REMARK 210 SAMPLE CONTENTS : 1 MM KCSA, 2H AND SELECTIVELY REMARK 210 13C-METHYL LABELED IN 20 MM REMARK 210 SODIUM PHOSPHATE (PH 7.5), 5 MM REMARK 210 KCL, 1 MM DTT, AND 80 MM REMARK 210 FOSCHOLINE-12, 90% H2O/10% D2O REMARK 210 OR 100% D2O REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : 3D 13C-EDITED NOESY; 3D-FILTERED REMARK 210 NOESY REMARK 210 SPECTROMETER FIELD STRENGTH : 800 MHZ; 600 MHZ REMARK 210 SPECTROMETER MODEL : DRX REMARK 210 SPECTROMETER MANUFACTURER : BRUKER REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : NULL REMARK 210 METHOD USED : MOLECULAR SIMULATED ANNEALING / REMARK 210 DYNAMICS / DOCKING REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : NULL REMARK 210 CONFORMERS, NUMBER SUBMITTED : 1 REMARK 210 CONFORMERS, SELECTION CRITERIA : NULL REMARK 210 REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : NULL REMARK 210 REMARK 210 REMARK: NULL 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: PENTAMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C, D, E 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 RES C SSSEQI REMARK 465 MET A -22 REMARK 465 SER A -21 REMARK 465 GLY A -20 REMARK 465 SER A -19 REMARK 465 HIS A -18 REMARK 465 HIS A -17 REMARK 465 HIS A -16 REMARK 465 HIS A -15 REMARK 465 HIS A -14 REMARK 465 HIS A -13 REMARK 465 SER A -12 REMARK 465 SER A -11 REMARK 465 GLY A -10 REMARK 465 ILE A -9 REMARK 465 GLU A -8 REMARK 465 GLY A -7 REMARK 465 ARG A -6 REMARK 465 GLY A -5 REMARK 465 ARG A -4 REMARK 465 LEU A -3 REMARK 465 ILE A -2 REMARK 465 LYS A -1 REMARK 465 HIS A 0 REMARK 465 MET A 1 REMARK 465 PRO A 2 REMARK 465 PRO A 3 REMARK 465 MET A 4 REMARK 465 LEU A 5 REMARK 465 SER A 6 REMARK 465 GLY A 7 REMARK 465 LEU A 8 REMARK 465 LEU A 9 REMARK 465 ALA A 10 REMARK 465 ARG A 11 REMARK 465 LEU A 12 REMARK 465 VAL A 13 REMARK 465 LYS A 14 REMARK 465 LEU A 15 REMARK 465 LEU A 16 REMARK 465 LEU A 17 REMARK 465 GLY A 18 REMARK 465 ARG A 19 REMARK 465 HIS A 20 REMARK 465 GLY A 21 REMARK 465 SER A 22 REMARK 465 GLU A 120 REMARK 465 ARG A 121 REMARK 465 ARG A 122 REMARK 465 GLY A 123 REMARK 465 HIS A 124 REMARK 465 PHE A 125 REMARK 465 VAL A 126 REMARK 465 ARG A 127 REMARK 465 HIS A 128 REMARK 465 SER A 129 REMARK 465 GLU A 130 REMARK 465 LYS A 131 REMARK 465 ALA A 132 REMARK 465 MET B -22 REMARK 465 SER B -21 REMARK 465 GLY B -20 REMARK 465 SER B -19 REMARK 465 HIS B -18 REMARK 465 HIS B -17 REMARK 465 HIS B -16 REMARK 465 HIS B -15 REMARK 465 HIS B -14 REMARK 465 HIS B -13 REMARK 465 SER B -12 REMARK 465 SER B -11 REMARK 465 GLY B -10 REMARK 465 ILE B -9 REMARK 465 GLU B -8 REMARK 465 GLY B -7 REMARK 465 ARG B -6 REMARK 465 GLY B -5 REMARK 465 ARG B -4 REMARK 465 LEU B -3 REMARK 465 ILE B -2 REMARK 465 LYS B -1 REMARK 465 HIS B 0 REMARK 465 MET B 1 REMARK 465 PRO B 2 REMARK 465 PRO B 3 REMARK 465 MET B 4 REMARK 465 LEU B 5 REMARK 465 SER B 6 REMARK 465 GLY B 7 REMARK 465 LEU B 8 REMARK 465 LEU B 9 REMARK 465 ALA B 10 REMARK 465 ARG B 11 REMARK 465 LEU B 12 REMARK 465 VAL B 13 REMARK 465 LYS B 14 REMARK 465 LEU B 15 REMARK 465 LEU B 16 REMARK 465 LEU B 17 REMARK 465 GLY B 18 REMARK 465 ARG B 19 REMARK 465 HIS B 20 REMARK 465 GLY B 21 REMARK 465 SER B 22 REMARK 465 GLU B 120 REMARK 465 ARG B 121 REMARK 465 ARG B 122 REMARK 465 GLY B 123 REMARK 465 HIS B 124 REMARK 465 PHE B 125 REMARK 465 VAL B 126 REMARK 465 ARG B 127 REMARK 465 HIS B 128 REMARK 465 SER B 129 REMARK 465 GLU B 130 REMARK 465 LYS B 131 REMARK 465 ALA B 132 REMARK 465 MET C -22 REMARK 465 SER C -21 REMARK 465 GLY C -20 REMARK 465 SER C -19 REMARK 465 HIS C -18 REMARK 465 HIS C -17 REMARK 465 HIS C -16 REMARK 465 HIS C -15 REMARK 465 HIS C -14 REMARK 465 HIS C -13 REMARK 465 SER C -12 REMARK 465 SER C -11 REMARK 465 GLY C -10 REMARK 465 ILE C -9 REMARK 465 GLU C -8 REMARK 465 GLY C -7 REMARK 465 ARG C -6 REMARK 465 GLY C -5 REMARK 465 ARG C -4 REMARK 465 LEU C -3 REMARK 465 ILE C -2 REMARK 465 LYS C -1 REMARK 465 HIS C 0 REMARK 465 MET C 1 REMARK 465 PRO C 2 REMARK 465 PRO C 3 REMARK 465 MET C 4 REMARK 465 LEU C 5 REMARK 465 SER C 6 REMARK 465 GLY C 7 REMARK 465 LEU C 8 REMARK 465 LEU C 9 REMARK 465 ALA C 10 REMARK 465 ARG C 11 REMARK 465 LEU C 12 REMARK 465 VAL C 13 REMARK 465 LYS C 14 REMARK 465 LEU C 15 REMARK 465 LEU C 16 REMARK 465 LEU C 17 REMARK 465 GLY C 18 REMARK 465 ARG C 19 REMARK 465 HIS C 20 REMARK 465 GLY C 21 REMARK 465 SER C 22 REMARK 465 GLU C 120 REMARK 465 ARG C 121 REMARK 465 ARG C 122 REMARK 465 GLY C 123 REMARK 465 HIS C 124 REMARK 465 PHE C 125 REMARK 465 VAL C 126 REMARK 465 ARG C 127 REMARK 465 HIS C 128 REMARK 465 SER C 129 REMARK 465 GLU C 130 REMARK 465 LYS C 131 REMARK 465 ALA C 132 REMARK 465 MET D -22 REMARK 465 SER D -21 REMARK 465 GLY D -20 REMARK 465 SER D -19 REMARK 465 HIS D -18 REMARK 465 HIS D -17 REMARK 465 HIS D -16 REMARK 465 HIS D -15 REMARK 465 HIS D -14 REMARK 465 HIS D -13 REMARK 465 SER D -12 REMARK 465 SER D -11 REMARK 465 GLY D -10 REMARK 465 ILE D -9 REMARK 465 GLU D -8 REMARK 465 GLY D -7 REMARK 465 ARG D -6 REMARK 465 GLY D -5 REMARK 465 ARG D -4 REMARK 465 LEU D -3 REMARK 465 ILE D -2 REMARK 465 LYS D -1 REMARK 465 HIS D 0 REMARK 465 MET D 1 REMARK 465 PRO D 2 REMARK 465 PRO D 3 REMARK 465 MET D 4 REMARK 465 LEU D 5 REMARK 465 SER D 6 REMARK 465 GLY D 7 REMARK 465 LEU D 8 REMARK 465 LEU D 9 REMARK 465 ALA D 10 REMARK 465 ARG D 11 REMARK 465 LEU D 12 REMARK 465 VAL D 13 REMARK 465 LYS D 14 REMARK 465 LEU D 15 REMARK 465 LEU D 16 REMARK 465 LEU D 17 REMARK 465 GLY D 18 REMARK 465 ARG D 19 REMARK 465 HIS D 20 REMARK 465 GLY D 21 REMARK 465 SER D 22 REMARK 465 GLU D 120 REMARK 465 ARG D 121 REMARK 465 ARG D 122 REMARK 465 GLY D 123 REMARK 465 HIS D 124 REMARK 465 PHE D 125 REMARK 465 VAL D 126 REMARK 465 ARG D 127 REMARK 465 HIS D 128 REMARK 465 SER D 129 REMARK 465 GLU D 130 REMARK 465 LYS D 131 REMARK 465 ALA D 132 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 LEU A 24 -44.98 -177.23 REMARK 500 PRO A 55 87.31 -69.74 REMARK 500 ALA A 57 -70.53 -73.96 REMARK 500 ALA A 58 31.49 -163.89 REMARK 500 LEU A 59 50.88 -92.98 REMARK 500 VAL A 76 -74.22 -90.54 REMARK 500 VAL A 84 -48.28 -139.31 REMARK 500 ARG A 117 37.27 -165.99 REMARK 500 LEU B 24 -44.97 -177.52 REMARK 500 PRO B 55 103.46 -48.84 REMARK 500 ALA B 58 50.86 -95.74 REMARK 500 VAL B 76 -74.73 -90.06 REMARK 500 ARG B 117 31.05 -163.25 REMARK 500 LEU C 24 -45.09 -161.23 REMARK 500 ALA C 54 150.69 172.12 REMARK 500 VAL C 76 -74.40 -90.01 REMARK 500 ARG C 117 90.71 -166.94 REMARK 500 LEU D 24 -45.10 -169.28 REMARK 500 ALA D 54 152.51 172.58 REMARK 500 PRO D 55 90.19 -51.87 REMARK 500 LEU D 59 -63.36 -130.63 REMARK 500 VAL D 76 -72.99 -89.68 REMARK 500 VAL D 84 -62.56 -127.12 REMARK 500 ARG D 117 62.06 -165.87 REMARK 500 SER E 806 159.85 -48.66 REMARK 500 THR E 808 -48.59 -140.11 REMARK 500 HIS E 821 -76.90 -118.09 REMARK 500 ASN E 822 48.74 171.45 REMARK 500 ARG E 825 104.56 57.97 REMARK 500 REMARK 500 REMARK: NULL DBREF 2A9H A 1 132 UNP P0A334 KCSA_STRLI 1 132 DBREF 2A9H B 1 132 UNP P0A334 KCSA_STRLI 1 132 DBREF 2A9H C 1 132 UNP P0A334 KCSA_STRLI 1 132 DBREF 2A9H D 1 132 UNP P0A334 KCSA_STRLI 1 132 DBREF 2A9H E 801 837 PDB 2A9H 2A9H 801 837 SEQADV 2A9H MET A -22 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H SER A -21 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H GLY A -20 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H SER A -19 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H HIS A -18 UNP P0A334 EXPRESSION TAG SEQADV 2A9H HIS A -17 UNP P0A334 EXPRESSION TAG SEQADV 2A9H HIS A -16 UNP P0A334 EXPRESSION TAG SEQADV 2A9H HIS A -15 UNP P0A334 EXPRESSION TAG SEQADV 2A9H HIS A -14 UNP P0A334 EXPRESSION TAG SEQADV 2A9H HIS A -13 UNP P0A334 EXPRESSION TAG SEQADV 2A9H SER A -12 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H SER A -11 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H GLY A -10 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H ILE A -9 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H GLU A -8 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H GLY A -7 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H ARG A -6 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H GLY A -5 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H ARG A -4 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H LEU A -3 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H ILE A -2 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H LYS A -1 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H HIS A 0 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H ALA A 58 UNP P0A334 GLN 58 ENGINEERED MUTATION SEQADV 2A9H SER A 61 UNP P0A334 THR 61 ENGINEERED MUTATION SEQADV 2A9H ASP A 64 UNP P0A334 ARG 64 ENGINEERED MUTATION SEQADV 2A9H CYS A 90 UNP P0A334 LEU 90 ENGINEERED MUTATION SEQADV 2A9H TYR A 103 UNP P0A334 PHE 103 ENGINEERED MUTATION SEQADV 2A9H PHE A 107 UNP P0A334 THR 107 ENGINEERED MUTATION SEQADV 2A9H VAL A 110 UNP P0A334 LEU 110 ENGINEERED MUTATION SEQADV 2A9H MET B -22 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H SER B -21 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H GLY B -20 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H SER B -19 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H HIS B -18 UNP P0A334 EXPRESSION TAG SEQADV 2A9H HIS B -17 UNP P0A334 EXPRESSION TAG SEQADV 2A9H HIS B -16 UNP P0A334 EXPRESSION TAG SEQADV 2A9H HIS B -15 UNP P0A334 EXPRESSION TAG SEQADV 2A9H HIS B -14 UNP P0A334 EXPRESSION TAG SEQADV 2A9H HIS B -13 UNP P0A334 EXPRESSION TAG SEQADV 2A9H SER B -12 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H SER B -11 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H GLY B -10 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H ILE B -9 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H GLU B -8 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H GLY B -7 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H ARG B -6 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H GLY B -5 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H ARG B -4 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H LEU B -3 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H ILE B -2 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H LYS B -1 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H HIS B 0 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H ALA B 58 UNP P0A334 GLN 58 ENGINEERED MUTATION SEQADV 2A9H SER B 61 UNP P0A334 THR 61 ENGINEERED MUTATION SEQADV 2A9H ASP B 64 UNP P0A334 ARG 64 ENGINEERED MUTATION SEQADV 2A9H CYS B 90 UNP P0A334 LEU 90 ENGINEERED MUTATION SEQADV 2A9H TYR B 103 UNP P0A334 PHE 103 ENGINEERED MUTATION SEQADV 2A9H PHE B 107 UNP P0A334 THR 107 ENGINEERED MUTATION SEQADV 2A9H VAL B 110 UNP P0A334 LEU 110 ENGINEERED MUTATION SEQADV 2A9H MET C -22 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H SER C -21 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H GLY C -20 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H SER C -19 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H HIS C -18 UNP P0A334 EXPRESSION TAG SEQADV 2A9H HIS C -17 UNP P0A334 EXPRESSION TAG SEQADV 2A9H HIS C -16 UNP P0A334 EXPRESSION TAG SEQADV 2A9H HIS C -15 UNP P0A334 EXPRESSION TAG SEQADV 2A9H HIS C -14 UNP P0A334 EXPRESSION TAG SEQADV 2A9H HIS C -13 UNP P0A334 EXPRESSION TAG SEQADV 2A9H SER C -12 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H SER C -11 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H GLY C -10 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H ILE C -9 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H GLU C -8 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H GLY C -7 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H ARG C -6 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H GLY C -5 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H ARG C -4 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H LEU C -3 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H ILE C -2 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H LYS C -1 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H HIS C 0 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H ALA C 58 UNP P0A334 GLN 58 ENGINEERED MUTATION SEQADV 2A9H SER C 61 UNP P0A334 THR 61 ENGINEERED MUTATION SEQADV 2A9H ASP C 64 UNP P0A334 ARG 64 ENGINEERED MUTATION SEQADV 2A9H CYS C 90 UNP P0A334 LEU 90 ENGINEERED MUTATION SEQADV 2A9H TYR C 103 UNP P0A334 PHE 103 ENGINEERED MUTATION SEQADV 2A9H PHE C 107 UNP P0A334 THR 107 ENGINEERED MUTATION SEQADV 2A9H VAL C 110 UNP P0A334 LEU 110 ENGINEERED MUTATION SEQADV 2A9H MET D -22 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H SER D -21 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H GLY D -20 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H SER D -19 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H HIS D -18 UNP P0A334 EXPRESSION TAG SEQADV 2A9H HIS D -17 UNP P0A334 EXPRESSION TAG SEQADV 2A9H HIS D -16 UNP P0A334 EXPRESSION TAG SEQADV 2A9H HIS D -15 UNP P0A334 EXPRESSION TAG SEQADV 2A9H HIS D -14 UNP P0A334 EXPRESSION TAG SEQADV 2A9H HIS D -13 UNP P0A334 EXPRESSION TAG SEQADV 2A9H SER D -12 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H SER D -11 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H GLY D -10 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H ILE D -9 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H GLU D -8 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H GLY D -7 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H ARG D -6 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H GLY D -5 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H ARG D -4 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H LEU D -3 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H ILE D -2 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H LYS D -1 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H HIS D 0 UNP P0A334 CLONING ARTIFACT SEQADV 2A9H ALA D 58 UNP P0A334 GLN 58 ENGINEERED MUTATION SEQADV 2A9H SER D 61 UNP P0A334 THR 61 ENGINEERED MUTATION SEQADV 2A9H ASP D 64 UNP P0A334 ARG 64 ENGINEERED MUTATION SEQADV 2A9H CYS D 90 UNP P0A334 LEU 90 ENGINEERED MUTATION SEQADV 2A9H TYR D 103 UNP P0A334 PHE 103 ENGINEERED MUTATION SEQADV 2A9H PHE D 107 UNP P0A334 THR 107 ENGINEERED MUTATION SEQADV 2A9H VAL D 110 UNP P0A334 LEU 110 ENGINEERED MUTATION SEQRES 1 A 155 MET SER GLY SER HIS HIS HIS HIS HIS HIS SER SER GLY SEQRES 2 A 155 ILE GLU GLY ARG GLY ARG LEU ILE LYS HIS MET PRO PRO SEQRES 3 A 155 MET LEU SER GLY LEU LEU ALA ARG LEU VAL LYS LEU LEU SEQRES 4 A 155 LEU GLY ARG HIS GLY SER ALA LEU HIS TRP ARG ALA ALA SEQRES 5 A 155 GLY ALA ALA THR VAL LEU LEU VAL ILE VAL LEU LEU ALA SEQRES 6 A 155 GLY SER TYR LEU ALA VAL LEU ALA GLU ARG GLY ALA PRO SEQRES 7 A 155 GLY ALA ALA LEU ILE SER TYR PRO ASP ALA LEU TRP TRP SEQRES 8 A 155 SER VAL GLU THR ALA THR THR VAL GLY TYR GLY ASP LEU SEQRES 9 A 155 TYR PRO VAL THR LEU TRP GLY ARG CYS VAL ALA VAL VAL SEQRES 10 A 155 VAL MET VAL ALA GLY ILE THR SER TYR GLY LEU VAL PHE SEQRES 11 A 155 ALA ALA VAL ALA THR TRP PHE VAL GLY ARG GLU GLN GLU SEQRES 12 A 155 ARG ARG GLY HIS PHE VAL ARG HIS SER GLU LYS ALA SEQRES 1 B 155 MET SER GLY SER HIS HIS HIS HIS HIS HIS SER SER GLY SEQRES 2 B 155 ILE GLU GLY ARG GLY ARG LEU ILE LYS HIS MET PRO PRO SEQRES 3 B 155 MET LEU SER GLY LEU LEU ALA ARG LEU VAL LYS LEU LEU SEQRES 4 B 155 LEU GLY ARG HIS GLY SER ALA LEU HIS TRP ARG ALA ALA SEQRES 5 B 155 GLY ALA ALA THR VAL LEU LEU VAL ILE VAL LEU LEU ALA SEQRES 6 B 155 GLY SER TYR LEU ALA VAL LEU ALA GLU ARG GLY ALA PRO SEQRES 7 B 155 GLY ALA ALA LEU ILE SER TYR PRO ASP ALA LEU TRP TRP SEQRES 8 B 155 SER VAL GLU THR ALA THR THR VAL GLY TYR GLY ASP LEU SEQRES 9 B 155 TYR PRO VAL THR LEU TRP GLY ARG CYS VAL ALA VAL VAL SEQRES 10 B 155 VAL MET VAL ALA GLY ILE THR SER TYR GLY LEU VAL PHE SEQRES 11 B 155 ALA ALA VAL ALA THR TRP PHE VAL GLY ARG GLU GLN GLU SEQRES 12 B 155 ARG ARG GLY HIS PHE VAL ARG HIS SER GLU LYS ALA SEQRES 1 C 155 MET SER GLY SER HIS HIS HIS HIS HIS HIS SER SER GLY SEQRES 2 C 155 ILE GLU GLY ARG GLY ARG LEU ILE LYS HIS MET PRO PRO SEQRES 3 C 155 MET LEU SER GLY LEU LEU ALA ARG LEU VAL LYS LEU LEU SEQRES 4 C 155 LEU GLY ARG HIS GLY SER ALA LEU HIS TRP ARG ALA ALA SEQRES 5 C 155 GLY ALA ALA THR VAL LEU LEU VAL ILE VAL LEU LEU ALA SEQRES 6 C 155 GLY SER TYR LEU ALA VAL LEU ALA GLU ARG GLY ALA PRO SEQRES 7 C 155 GLY ALA ALA LEU ILE SER TYR PRO ASP ALA LEU TRP TRP SEQRES 8 C 155 SER VAL GLU THR ALA THR THR VAL GLY TYR GLY ASP LEU SEQRES 9 C 155 TYR PRO VAL THR LEU TRP GLY ARG CYS VAL ALA VAL VAL SEQRES 10 C 155 VAL MET VAL ALA GLY ILE THR SER TYR GLY LEU VAL PHE SEQRES 11 C 155 ALA ALA VAL ALA THR TRP PHE VAL GLY ARG GLU GLN GLU SEQRES 12 C 155 ARG ARG GLY HIS PHE VAL ARG HIS SER GLU LYS ALA SEQRES 1 D 155 MET SER GLY SER HIS HIS HIS HIS HIS HIS SER SER GLY SEQRES 2 D 155 ILE GLU GLY ARG GLY ARG LEU ILE LYS HIS MET PRO PRO SEQRES 3 D 155 MET LEU SER GLY LEU LEU ALA ARG LEU VAL LYS LEU LEU SEQRES 4 D 155 LEU GLY ARG HIS GLY SER ALA LEU HIS TRP ARG ALA ALA SEQRES 5 D 155 GLY ALA ALA THR VAL LEU LEU VAL ILE VAL LEU LEU ALA SEQRES 6 D 155 GLY SER TYR LEU ALA VAL LEU ALA GLU ARG GLY ALA PRO SEQRES 7 D 155 GLY ALA ALA LEU ILE SER TYR PRO ASP ALA LEU TRP TRP SEQRES 8 D 155 SER VAL GLU THR ALA THR THR VAL GLY TYR GLY ASP LEU SEQRES 9 D 155 TYR PRO VAL THR LEU TRP GLY ARG CYS VAL ALA VAL VAL SEQRES 10 D 155 VAL MET VAL ALA GLY ILE THR SER TYR GLY LEU VAL PHE SEQRES 11 D 155 ALA ALA VAL ALA THR TRP PHE VAL GLY ARG GLU GLN GLU SEQRES 12 D 155 ARG ARG GLY HIS PHE VAL ARG HIS SER GLU LYS ALA SEQRES 1 E 37 PCA PHE THR ASN VAL SER CYS THR THR SER LYS GLU CYS SEQRES 2 E 37 TRP SER VAL CYS GLN ARG LEU HIS ASN THR SER ARG GLY SEQRES 3 E 37 LYS CYS MET ASN LYS LYS CYS ARG CYS TYR SER MODRES 2A9H PCA E 801 GLN PYROGLUTAMIC ACID HET PCA E 801 14 HETNAM PCA PYROGLUTAMIC ACID FORMUL 5 PCA C5 H7 N O3 HELIX 1 1 LEU A 24 ARG A 52 1 29 HELIX 2 2 SER A 61 THR A 74 1 14 HELIX 3 3 THR A 85 GLY A 116 1 32 HELIX 4 4 LEU B 24 ARG B 52 1 29 HELIX 5 5 SER B 61 THR B 74 1 14 HELIX 6 6 THR B 85 GLY B 116 1 32 HELIX 7 7 LEU C 24 ARG C 52 1 29 HELIX 8 8 SER C 61 THR C 74 1 14 HELIX 9 9 THR C 85 GLY C 116 1 32 HELIX 10 10 LEU D 24 ARG D 52 1 29 HELIX 11 11 SER D 61 THR D 74 1 14 HELIX 12 12 THR D 85 GLY D 116 1 32 HELIX 13 13 THR E 809 HIS E 821 1 13 SSBOND 1 CYS E 807 CYS E 828 1555 1555 2.03 SSBOND 2 CYS E 813 CYS E 833 1555 1555 2.03 SSBOND 3 CYS E 817 CYS E 835 1555 1555 2.03 LINK C PCA E 801 N PHE E 802 1555 1555 1.33 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