HEADER SIGNALING PROTEIN 23-APR-14 4D01 TITLE CRYSTAL STRUCTURE OF THE EXTRACELLULAR DOMAIN OF THE HUMAN ALPHA9 TITLE 2 NICOTINIC ACETYLCHOLINE RECEPTOR COMPND MOL_ID: 1; COMPND 2 MOLECULE: NEURONAL ACETYLCHOLINE RECEPTOR SUBUNIT ALPHA-9; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: EXTRACELLULAR DOMAIN, RESIDUES 26-237; COMPND 5 SYNONYM: NICOTINIC ACETYLCHOLINE RECEPTOR SUBUNIT ALPHA-9, NACHR COMPND 6 ALPHA-9, HUMAN ALPHA9 NICOTINIC ACETYLCHOLINE RECEPTOR; COMPND 7 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 EXPRESSION_SYSTEM: KOMAGATAELLA PASTORIS; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 4922; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: X33; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PPICZAA KEYWDS SIGNALING PROTEIN, LIGAND BINDING DOMAIN, CYS-LOOP RECEPTOR EXPDTA X-RAY DIFFRACTION AUTHOR P.GIASTAS,M.ZOURIDAKIS,E.ZARKADAS,S.J.TZARTOS REVDAT 7 09-OCT-24 4D01 1 REMARK REVDAT 6 20-DEC-23 4D01 1 HETSYN REVDAT 5 29-JUL-20 4D01 1 COMPND REMARK HETNAM LINK REVDAT 5 2 1 SITE REVDAT 4 19-NOV-14 4D01 1 JRNL REVDAT 3 15-OCT-14 4D01 1 JRNL REVDAT 2 08-OCT-14 4D01 1 JRNL REVDAT 1 01-OCT-14 4D01 0 JRNL AUTH M.ZOURIDAKIS,P.GIASTAS,E.ZARKADAS,D.CHRONI-TZARTOU, JRNL AUTH 2 P.BREGESTOVSKI,S.J.TZARTOS JRNL TITL CRYSTAL STRUCTURES OF FREE AND ANTAGONIST-BOUND STATES OF JRNL TITL 2 HUMAN ALPHA9 NICOTINIC RECEPTOR EXTRACELLULAR DOMAIN JRNL REF NAT.STRUCT.MOL.BIOL. V. 21 976 2014 JRNL REFN ISSN 1545-9993 JRNL PMID 25282151 JRNL DOI 10.1038/NSMB.2900 REMARK 2 REMARK 2 RESOLUTION. 1.80 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (PHENIX.REFINE) 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 : ML REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 42.13 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.330 REMARK 3 COMPLETENESS FOR RANGE (%) : 98.8 REMARK 3 NUMBER OF REFLECTIONS : 24313 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.196 REMARK 3 R VALUE (WORKING SET) : 0.195 REMARK 3 FREE R VALUE : 0.250 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 1240 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 42.1377 - 3.7320 1.00 2782 132 0.1645 0.2158 REMARK 3 2 3.7320 - 2.9624 1.00 2605 148 0.1720 0.2424 REMARK 3 3 2.9624 - 2.5880 0.99 2581 121 0.1953 0.2694 REMARK 3 4 2.5880 - 2.3514 0.99 2570 135 0.2067 0.2607 REMARK 3 5 2.3514 - 2.1829 1.00 2554 137 0.2184 0.2886 REMARK 3 6 2.1829 - 2.0542 0.99 2533 143 0.2110 0.2385 REMARK 3 7 2.0542 - 1.9513 1.00 2551 140 0.2429 0.2904 REMARK 3 8 1.9513 - 1.8664 0.99 2517 161 0.2617 0.3133 REMARK 3 9 1.8664 - 1.7945 0.93 2380 123 0.3309 0.4005 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) : 0.240 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 28.070 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 32.70 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 48.00 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 : 0.013 1840 REMARK 3 ANGLE : 1.459 2509 REMARK 3 CHIRALITY : 0.082 274 REMARK 3 PLANARITY : 0.008 323 REMARK 3 DIHEDRAL : 13.344 664 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 4 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: CHAIN A AND (RESID 2 THROUGH 30 ) REMARK 3 ORIGIN FOR THE GROUP (A): 48.7613 35.9854 12.5707 REMARK 3 T TENSOR REMARK 3 T11: 0.4652 T22: 0.3936 REMARK 3 T33: 0.4914 T12: -0.1077 REMARK 3 T13: 0.1261 T23: 0.0266 REMARK 3 L TENSOR REMARK 3 L11: 2.0851 L22: 3.1610 REMARK 3 L33: 3.4929 L12: 0.7469 REMARK 3 L13: -1.3760 L23: -1.6466 REMARK 3 S TENSOR REMARK 3 S11: -0.3799 S12: 0.1475 S13: -0.2122 REMARK 3 S21: -0.5524 S22: -0.1809 S23: -0.9078 REMARK 3 S31: 0.2188 S32: 0.6531 S33: 0.5711 REMARK 3 TLS GROUP : 2 REMARK 3 SELECTION: CHAIN A AND (RESID 31 THROUGH 94 ) REMARK 3 ORIGIN FOR THE GROUP (A): 33.7775 42.3805 19.4146 REMARK 3 T TENSOR REMARK 3 T11: 0.3770 T22: 0.3105 REMARK 3 T33: 0.2745 T12: -0.0076 REMARK 3 T13: -0.0620 T23: 0.0092 REMARK 3 L TENSOR REMARK 3 L11: 1.3298 L22: 1.7167 REMARK 3 L33: 1.6332 L12: 0.0962 REMARK 3 L13: -0.4508 L23: 0.0827 REMARK 3 S TENSOR REMARK 3 S11: -0.2765 S12: 0.3035 S13: 0.1590 REMARK 3 S21: -0.2470 S22: 0.0821 S23: -0.0276 REMARK 3 S31: -0.2310 S32: -0.2487 S33: 0.1562 REMARK 3 TLS GROUP : 3 REMARK 3 SELECTION: CHAIN A AND (RESID 95 THROUGH 116 ) REMARK 3 ORIGIN FOR THE GROUP (A): 32.2295 39.5996 18.0307 REMARK 3 T TENSOR REMARK 3 T11: 0.4081 T22: 0.4347 REMARK 3 T33: 0.3870 T12: 0.0166 REMARK 3 T13: -0.0078 T23: -0.1089 REMARK 3 L TENSOR REMARK 3 L11: 7.1308 L22: 2.6267 REMARK 3 L33: 0.5770 L12: 2.9227 REMARK 3 L13: -0.8722 L23: -0.6256 REMARK 3 S TENSOR REMARK 3 S11: -0.0196 S12: 0.4234 S13: 0.1323 REMARK 3 S21: -0.1227 S22: -0.0967 S23: 0.2384 REMARK 3 S31: -0.3878 S32: -0.3287 S33: -0.0003 REMARK 3 TLS GROUP : 4 REMARK 3 SELECTION: CHAIN A AND (RESID 117 THROUGH 215 ) REMARK 3 ORIGIN FOR THE GROUP (A): 22.5012 42.3829 31.5330 REMARK 3 T TENSOR REMARK 3 T11: 0.3229 T22: 0.2854 REMARK 3 T33: 0.2653 T12: 0.0480 REMARK 3 T13: -0.0460 T23: -0.0485 REMARK 3 L TENSOR REMARK 3 L11: 2.2865 L22: 1.3472 REMARK 3 L33: 1.4802 L12: -0.0691 REMARK 3 L13: -0.3039 L23: -0.3236 REMARK 3 S TENSOR REMARK 3 S11: -0.0501 S12: 0.1651 S13: 0.2647 REMARK 3 S21: 0.0106 S22: -0.0511 S23: 0.1903 REMARK 3 S31: -0.2033 S32: -0.3244 S33: 0.0909 REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: RESIDUES OF THE REGION 100-104 WAS REMARK 3 EITHER LEFT UNMODELED OR WAS MODELED ONLY THEIR MAIN CHAIN ATOMS REMARK 4 REMARK 4 4D01 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 23-APR-14. REMARK 100 THE DEPOSITION ID IS D_1290060443. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 10-JAN-13 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SLS REMARK 200 BEAMLINE : X06DA REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0000 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS 2M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 24313 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.790 REMARK 200 RESOLUTION RANGE LOW (A) : 42.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 1.400 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.3 REMARK 200 DATA REDUNDANCY : 12.50 REMARK 200 R MERGE (I) : 0.08000 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 15.9000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.79 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 42.00 REMARK 200 COMPLETENESS FOR SHELL (%) : 95.4 REMARK 200 DATA REDUNDANCY IN SHELL : 11.40 REMARK 200 R MERGE FOR SHELL (I) : 1.40000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 1.200 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER REMARK 200 STARTING MODEL: PDB ENTRY 2QC1 REMARK 200 REMARK 200 REMARK: NONE REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 51.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.40 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 100 MM SPG BUFFER PH 6.5, 25% PEG REMARK 280 3350, PH 7.5 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 2 21 21 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,Y+1/2,-Z+1/2 REMARK 290 4555 -X,-Y+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 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 32.13450 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 40.06900 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 32.13450 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 40.06900 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA 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 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 A2072 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 ALA A 1 REMARK 465 SER A 102 REMARK 465 SER A 103 REMARK 465 HIS A 216 REMARK 465 HIS A 217 REMARK 465 HIS A 218 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 ASP A 99 CB CG OD1 OD2 REMARK 470 ASP A 100 CB CG OD1 OD2 REMARK 470 GLU A 101 CB CG CD OE1 OE2 REMARK 470 GLU A 104 CB 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 2001 O HOH A 2203 2.03 REMARK 500 O HOH A 2029 O HOH A 2033 2.03 REMARK 500 O HOH A 2169 O HOH A 2170 2.06 REMARK 500 O HOH A 2004 O HOH A 2019 2.07 REMARK 500 O HOH A 2196 O HOH A 2197 2.09 REMARK 500 O HOH A 2043 O HOH A 2081 2.13 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 2091 O HOH A 2091 2566 2.15 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 RES CSSEQI ATM2 DEVIATION REMARK 500 PHE A 14 C PHE A 14 O -0.121 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 LEU A 67 55.21 -113.06 REMARK 500 ASN A 96 40.65 -94.97 REMARK 500 GLU A 174 144.87 78.80 REMARK 500 GLU A 174 132.26 80.16 REMARK 500 MET A 183 61.53 -150.50 REMARK 500 HIS A 214 -86.07 -117.54 REMARK 500 REMARK 500 REMARK: NULL REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH A2084 DISTANCE = 7.59 ANGSTROMS REMARK 525 HOH A2092 DISTANCE = 6.48 ANGSTROMS REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 4UXU RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE EXTRACELLULAR DOMAIN OF THE HUMAN ALPHA9 REMARK 900 NICOTINIC ACETYLCHOLINE RECEPTOR IN COMPLEX WITH METHYLLYCACONITINE REMARK 900 RELATED ID: 4UY2 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE COMPLEX OF THE EXTRACELLULAR DOMAIN OF REMARK 900 HUMAN ALPHA9 NACHR WITH ALPHA-BUNGAROTOXIN. REMARK 999 REMARK 999 SEQUENCE REMARK 999 EXTRACELLULAR DOMAIN DBREF 4D01 A 1 212 UNP Q9UGM1 ACHA9_HUMAN 26 237 SEQADV 4D01 HIS A 213 UNP Q9UGM1 EXPRESSION TAG SEQADV 4D01 HIS A 214 UNP Q9UGM1 EXPRESSION TAG SEQADV 4D01 HIS A 215 UNP Q9UGM1 EXPRESSION TAG SEQADV 4D01 HIS A 216 UNP Q9UGM1 EXPRESSION TAG SEQADV 4D01 HIS A 217 UNP Q9UGM1 EXPRESSION TAG SEQADV 4D01 HIS A 218 UNP Q9UGM1 EXPRESSION TAG SEQRES 1 A 218 ALA ASP GLY LYS TYR ALA GLN LYS LEU PHE ASN ASP LEU SEQRES 2 A 218 PHE GLU ASP TYR SER ASN ALA LEU ARG PRO VAL GLU ASP SEQRES 3 A 218 THR ASP LYS VAL LEU ASN VAL THR LEU GLN ILE THR LEU SEQRES 4 A 218 SER GLN ILE LYS ASP MET ASP GLU ARG ASN GLN ILE LEU SEQRES 5 A 218 THR ALA TYR LEU TRP ILE ARG GLN ILE TRP HIS ASP ALA SEQRES 6 A 218 TYR LEU THR TRP ASP ARG ASP GLN TYR ASP GLY LEU ASP SEQRES 7 A 218 SER ILE ARG ILE PRO SER ASP LEU VAL TRP ARG PRO ASP SEQRES 8 A 218 ILE VAL LEU TYR ASN LYS ALA ASP ASP GLU SER SER GLU SEQRES 9 A 218 PRO VAL ASN THR ASN VAL VAL LEU ARG TYR ASP GLY LEU SEQRES 10 A 218 ILE THR TRP ASP ALA PRO ALA ILE THR LYS SER SER CYS SEQRES 11 A 218 VAL VAL ASP VAL THR TYR PHE PRO PHE ASP ASN GLN GLN SEQRES 12 A 218 CYS ASN LEU THR PHE GLY SER TRP THR TYR ASN GLY ASN SEQRES 13 A 218 GLN VAL ASP ILE PHE ASN ALA LEU ASP SER GLY ASP LEU SEQRES 14 A 218 SER ASP PHE ILE GLU ASP VAL GLU TRP GLU VAL HIS GLY SEQRES 15 A 218 MET PRO ALA VAL LYS ASN VAL ILE SER TYR GLY CYS CYS SEQRES 16 A 218 SER GLU PRO TYR PRO ASP VAL THR PHE THR LEU LEU LEU SEQRES 17 A 218 LYS ARG ARG SER HIS HIS HIS HIS HIS HIS MODRES 4D01 ASN A 32 ASN GLYCOSYLATION SITE MODRES 4D01 ASN A 145 ASN GLYCOSYLATION SITE HET NAG A1216 14 HET NAG A1217 14 HET EDO A1218 4 HET EDO A1219 4 HET EDO A1220 4 HET EDO A1221 4 HETNAM NAG 2-ACETAMIDO-2-DEOXY-BETA-D-GLUCOPYRANOSE HETNAM EDO 1,2-ETHANEDIOL HETSYN NAG N-ACETYL-BETA-D-GLUCOSAMINE; 2-ACETAMIDO-2-DEOXY-BETA- HETSYN 2 NAG D-GLUCOSE; 2-ACETAMIDO-2-DEOXY-D-GLUCOSE; 2-ACETAMIDO- HETSYN 3 NAG 2-DEOXY-GLUCOSE; N-ACETYL-D-GLUCOSAMINE HETSYN EDO ETHYLENE GLYCOL FORMUL 2 NAG 2(C8 H15 N O6) FORMUL 4 EDO 4(C2 H6 O2) FORMUL 8 HOH *206(H2 O) HELIX 1 1 GLY A 3 PHE A 14 1 12 HELIX 2 2 ASP A 70 ASP A 75 5 6 HELIX 3 3 ASP A 85 VAL A 87 5 3 SHEET 1 AA 6 SER A 79 PRO A 83 0 SHEET 2 AA 6 ASN A 109 ARG A 113 -1 O VAL A 110 N ILE A 82 SHEET 3 AA 6 ASP A 115 ASP A 133 -1 N GLY A 116 O ARG A 113 SHEET 4 AA 6 ASN A 141 SER A 150 -1 O ASN A 141 N ASP A 133 SHEET 5 AA 6 PRO A 198 ARG A 210 -1 O VAL A 202 N PHE A 148 SHEET 6 AA 6 ALA A 185 SER A 191 -1 O VAL A 186 N THR A 203 SHEET 1 AB 6 SER A 79 PRO A 83 0 SHEET 2 AB 6 ASN A 109 ARG A 113 -1 O VAL A 110 N ILE A 82 SHEET 3 AB 6 ASP A 115 ASP A 133 -1 N GLY A 116 O ARG A 113 SHEET 4 AB 6 ILE A 51 THR A 68 -1 O LEU A 52 N SER A 128 SHEET 5 AB 6 LEU A 31 ASP A 46 -1 O ASN A 32 N HIS A 63 SHEET 6 AB 6 VAL A 158 ASN A 162 1 O ASP A 159 N VAL A 33 SHEET 1 AC 5 SER A 79 PRO A 83 0 SHEET 2 AC 5 ASN A 109 ARG A 113 -1 O VAL A 110 N ILE A 82 SHEET 3 AC 5 ASP A 115 ASP A 133 -1 N GLY A 116 O ARG A 113 SHEET 4 AC 5 ASN A 141 SER A 150 -1 O ASN A 141 N ASP A 133 SHEET 5 AC 5 ILE A 92 LEU A 94 1 O VAL A 93 N GLY A 149 SHEET 1 AD 2 TRP A 178 GLY A 182 0 SHEET 2 AD 2 PRO A 198 ARG A 210 -1 O LEU A 207 N HIS A 181 SHEET 1 AE 6 SER A 79 PRO A 83 0 SHEET 2 AE 6 ASN A 109 ARG A 113 -1 O VAL A 110 N ILE A 82 SHEET 3 AE 6 ASP A 115 ASP A 133 -1 N GLY A 116 O ARG A 113 SHEET 4 AE 6 ASN A 141 SER A 150 -1 O ASN A 141 N ASP A 133 SHEET 5 AE 6 PRO A 198 ARG A 210 -1 O VAL A 202 N PHE A 148 SHEET 6 AE 6 TRP A 178 GLY A 182 -1 O GLU A 179 N LYS A 209 SHEET 1 AF 2 ALA A 185 SER A 191 0 SHEET 2 AF 2 PRO A 198 ARG A 210 -1 O TYR A 199 N ILE A 190 SSBOND 1 CYS A 130 CYS A 144 1555 1555 2.09 SSBOND 2 CYS A 194 CYS A 195 1555 1555 2.09 LINK ND2 ASN A 32 C1 NAG A1216 1555 1555 1.45 LINK ND2 ASN A 145 C1 NAG A1217 1555 1555 1.44 CISPEP 1 ASP A 100 GLU A 101 0 -3.45 CISPEP 2 PHE A 137 PRO A 138 0 -0.01 CRYST1 49.520 64.269 80.138 90.00 90.00 90.00 P 2 21 21 4 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 0.020194 0.000000 0.000000 0.00000 SCALE2 0.000000 0.015560 0.000000 0.00000 SCALE3 0.000000 0.000000 0.012478 0.00000