HEADER TRANSPORT PROTEIN 10-DEC-13 4NYK TITLE STRUCTURE OF A MEMBRANE PROTEIN COMPND MOL_ID: 1; COMPND 2 MOLECULE: ACID-SENSING ION CHANNEL 1; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: UNP RESIDUES 2-466; COMPND 5 SYNONYM: ASIC1, AMILORIDE-SENSITIVE CATION CHANNEL 2, NEURONAL; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: GALLUS GALLUS; SOURCE 3 ORGANISM_COMMON: BANTAM,CHICKENS; SOURCE 4 ORGANISM_TAXID: 9031; SOURCE 5 GENE: ASIC1, ACCN2; SOURCE 6 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 7108 KEYWDS ION CHANNEL, TRANSPORT PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR I.BACONGUIS,C.J.BOHLEN,A.GOEHRING,D.JULIUS,E.GOUAUX REVDAT 2 06-NOV-24 4NYK 1 REMARK SEQADV REVDAT 1 12-FEB-14 4NYK 0 SPRSDE 12-FEB-14 4NYK 3HGC JRNL AUTH E.B.GONZALES,T.KAWATE,E.GOUAUX JRNL TITL PORE ARCHITECTURE AND ION SITES IN ACID-SENSING ION CHANNELS JRNL TITL 2 AND P2X RECEPTORS. JRNL REF NATURE V. 460 599 2009 JRNL REFN ISSN 0028-0836 JRNL PMID 19641589 JRNL DOI 10.1038/NATURE08218 REMARK 2 REMARK 2 RESOLUTION. 3.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (PHENIX.REFINE: DEV_1402) 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) : 3.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 41.20 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.960 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 3 NUMBER OF REFLECTIONS : 15435 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.204 REMARK 3 R VALUE (WORKING SET) : 0.202 REMARK 3 FREE R VALUE : 0.246 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.140 REMARK 3 FREE R VALUE TEST SET COUNT : 793 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 41.2067 - 5.4485 1.00 2447 113 0.2146 0.2377 REMARK 3 2 5.4485 - 4.3262 1.00 2461 123 0.1733 0.2012 REMARK 3 3 4.3262 - 3.7797 1.00 2437 132 0.1777 0.2330 REMARK 3 4 3.7797 - 3.4343 1.00 2419 139 0.1960 0.2687 REMARK 3 5 3.4343 - 3.1883 1.00 2439 150 0.2324 0.2716 REMARK 3 6 3.1883 - 3.0000 1.00 2447 136 0.2640 0.3342 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) : 0.420 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 24.720 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL 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 : 0.007 3309 REMARK 3 ANGLE : 1.006 4489 REMARK 3 CHIRALITY : 0.067 491 REMARK 3 PLANARITY : 0.004 590 REMARK 3 DIHEDRAL : 14.437 1185 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 4NYK COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 02-JAN-14. REMARK 100 THE DEPOSITION ID IS D_1000083817. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 07-NOV-07 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ALS REMARK 200 BEAMLINE : 5.0.2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0 REMARK 200 MONOCHROMATOR : DOUBLE-CRYSTAL, SI(111) LIQUID REMARK 200 N2 COOLED REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 15435 REMARK 200 RESOLUTION RANGE HIGH (A) : 3.000 REMARK 200 RESOLUTION RANGE LOW (A) : 80.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.7 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : 0.10800 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 15.5000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL 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: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 66.91 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.72 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.15-0.35 M SODIUM CHLORIDE, 0.1 M REMARK 280 HEPES, 23-28% PEG 400, 0.01 M TAURINE, PH 6.5, VAPOR DIFFUSION, REMARK 280 HANGING DROP, TEMPERATURE 277K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: H 3 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z REMARK 290 3555 -X+Y,-X,Z REMARK 290 4555 X+2/3,Y+1/3,Z+1/3 REMARK 290 5555 -Y+2/3,X-Y+1/3,Z+1/3 REMARK 290 6555 -X+Y+2/3,-X+1/3,Z+1/3 REMARK 290 7555 X+1/3,Y+2/3,Z+2/3 REMARK 290 8555 -Y+1/3,X-Y+2/3,Z+2/3 REMARK 290 9555 -X+Y+1/3,-X+2/3,Z+2/3 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 65.89350 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 38.04363 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 39.70233 REMARK 290 SMTRY1 5 -0.500000 -0.866025 0.000000 65.89350 REMARK 290 SMTRY2 5 0.866025 -0.500000 0.000000 38.04363 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 39.70233 REMARK 290 SMTRY1 6 -0.500000 0.866025 0.000000 65.89350 REMARK 290 SMTRY2 6 -0.866025 -0.500000 0.000000 38.04363 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 39.70233 REMARK 290 SMTRY1 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 76.08726 REMARK 290 SMTRY3 7 0.000000 0.000000 1.000000 79.40467 REMARK 290 SMTRY1 8 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 8 0.866025 -0.500000 0.000000 76.08726 REMARK 290 SMTRY3 8 0.000000 0.000000 1.000000 79.40467 REMARK 290 SMTRY1 9 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 9 -0.866025 -0.500000 0.000000 76.08726 REMARK 290 SMTRY3 9 0.000000 0.000000 1.000000 79.40467 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: TRIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TRIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 16070 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 49050 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -109.0 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 350 BIOMT2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 350 BIOMT2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 350 BIOMT3 3 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 GLY A -3 REMARK 465 SER A -2 REMARK 465 ARG A -1 REMARK 465 GLY A 0 REMARK 465 THR A 1 REMARK 465 MET A 2 REMARK 465 ASP A 3 REMARK 465 LEU A 4 REMARK 465 LYS A 5 REMARK 465 VAL A 6 REMARK 465 ASP A 7 REMARK 465 GLU A 8 REMARK 465 GLU A 9 REMARK 465 GLU A 10 REMARK 465 VAL A 11 REMARK 465 ASP A 12 REMARK 465 SER A 13 REMARK 465 GLY A 14 REMARK 465 GLN A 15 REMARK 465 PRO A 16 REMARK 465 VAL A 17 REMARK 465 SER A 18 REMARK 465 ILE A 19 REMARK 465 GLN A 20 REMARK 465 ALA A 21 REMARK 465 PHE A 22 REMARK 465 ALA A 23 REMARK 465 SER A 24 REMARK 465 SER A 25 REMARK 465 SER A 26 REMARK 465 THR A 27 REMARK 465 LEU A 28 REMARK 465 HIS A 29 REMARK 465 GLY A 30 REMARK 465 ILE A 31 REMARK 465 SER A 32 REMARK 465 HIS A 33 REMARK 465 ILE A 34 REMARK 465 PHE A 35 REMARK 465 SER A 36 REMARK 465 TYR A 37 REMARK 465 GLU A 38 REMARK 465 ARG A 39 REMARK 465 LEU A 40 REMARK 465 SER A 41 REMARK 465 ALA A 456 REMARK 465 TYR A 457 REMARK 465 GLU A 458 REMARK 465 VAL A 459 REMARK 465 ILE A 460 REMARK 465 LYS A 461 REMARK 465 HIS A 462 REMARK 465 ARG A 463 REMARK 465 LEU A 464 REMARK 465 CYS A 465 REMARK 465 ARG A 466 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 LEU A 42 CG CD1 CD2 REMARK 470 LYS A 43 CG CD CE NZ REMARK 470 ARG A 44 CG CD NE CZ NH1 NH2 REMARK 470 VAL A 46 CG1 CG2 REMARK 470 LEU A 49 CG CD1 CD2 REMARK 470 MET A 52 CG SD CE REMARK 470 ARG A 85 CG CD NE CZ NH1 NH2 REMARK 470 ARG A 122 CG CD NE CZ NH1 NH2 REMARK 470 GLU A 133 CG CD OE1 OE2 REMARK 470 LYS A 134 CG CD CE NZ REMARK 470 GLU A 137 CG CD OE1 OE2 REMARK 470 ARG A 146 CG CD NE CZ NH1 NH2 REMARK 470 LYS A 149 CG CD CE NZ REMARK 470 LYS A 205 CG CD CE NZ REMARK 470 GLU A 320 CG CD OE1 OE2 REMARK 470 GLU A 339 CG CD OE1 OE2 REMARK 470 LYS A 342 CG CD CE NZ REMARK 470 LYS A 387 CG CD CE NZ REMARK 470 MET A 438 CG SD CE REMARK 470 LEU A 450 CG CD1 CD2 REMARK 470 GLU A 451 CG CD OE1 OE2 REMARK 470 LEU A 452 CG CD1 CD2 REMARK 470 PHE A 453 CG CD1 CD2 CE1 CE2 CZ 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 VAL A 104 NZ LYS A 142 2.11 REMARK 500 O HOH A 632 O HOH A 646 2.11 REMARK 500 CB CYS A 313 SG CYS A 360 2.14 REMARK 500 O GLU A 98 O HOH A 644 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 OD1 ASN A 147 OH TYR A 317 9544 2.16 REMARK 500 O HOH A 617 O HOH A 623 3555 2.17 REMARK 500 O HOH A 606 O HOH A 642 2555 2.17 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES 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,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) 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 ATM2 ATM3 REMARK 500 LEU A 405 CA - CB - CG ANGL. DEV. = 15.0 DEGREES 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 ASN A 120 -159.84 -77.08 REMARK 500 GLN A 202 -164.35 -75.55 REMARK 500 ASP A 297 66.73 -69.61 REMARK 500 GLU A 299 -134.79 49.89 REMARK 500 PHE A 300 -19.80 -47.49 REMARK 500 ASP A 332 18.01 -141.59 REMARK 500 CYS A 344 -54.62 -128.30 REMARK 500 GLU A 354 -55.16 -120.81 REMARK 500 GLU A 358 -27.23 -147.65 REMARK 500 CYS A 360 63.13 -117.23 REMARK 500 SER A 376 144.10 -170.17 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 CL A 501 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3HGC RELATED DB: PDB REMARK 900 RELATED ID: 2QTS RELATED DB: PDB REMARK 900 RELATED ID: 4NTW RELATED DB: PDB REMARK 900 RELATED ID: 4NTX RELATED DB: PDB REMARK 900 RELATED ID: 4NTY RELATED DB: PDB REMARK 900 RELATED ID: 4FZ0 RELATED DB: PDB DBREF 4NYK A 2 466 UNP Q1XA76 ASIC1_CHICK 2 466 SEQADV 4NYK GLY A -3 UNP Q1XA76 EXPRESSION TAG SEQADV 4NYK SER A -2 UNP Q1XA76 EXPRESSION TAG SEQADV 4NYK ARG A -1 UNP Q1XA76 EXPRESSION TAG SEQADV 4NYK GLY A 0 UNP Q1XA76 EXPRESSION TAG SEQADV 4NYK THR A 1 UNP Q1XA76 EXPRESSION TAG SEQRES 1 A 470 GLY SER ARG GLY THR MET ASP LEU LYS VAL ASP GLU GLU SEQRES 2 A 470 GLU VAL ASP SER GLY GLN PRO VAL SER ILE GLN ALA PHE SEQRES 3 A 470 ALA SER SER SER THR LEU HIS GLY ILE SER HIS ILE PHE SEQRES 4 A 470 SER TYR GLU ARG LEU SER LEU LYS ARG VAL VAL TRP ALA SEQRES 5 A 470 LEU CYS PHE MET GLY SER LEU ALA LEU LEU ALA LEU VAL SEQRES 6 A 470 CYS THR ASN ARG ILE GLN TYR TYR PHE LEU TYR PRO HIS SEQRES 7 A 470 VAL THR LYS LEU ASP GLU VAL ALA ALA THR ARG LEU THR SEQRES 8 A 470 PHE PRO ALA VAL THR PHE CYS ASN LEU ASN GLU PHE ARG SEQRES 9 A 470 PHE SER ARG VAL THR LYS ASN ASP LEU TYR HIS ALA GLY SEQRES 10 A 470 GLU LEU LEU ALA LEU LEU ASN ASN ARG TYR GLU ILE PRO SEQRES 11 A 470 ASP THR GLN THR ALA ASP GLU LYS GLN LEU GLU ILE LEU SEQRES 12 A 470 GLN ASP LYS ALA ASN PHE ARG ASN PHE LYS PRO LYS PRO SEQRES 13 A 470 PHE ASN MET LEU GLU PHE TYR ASP ARG ALA GLY HIS ASP SEQRES 14 A 470 ILE ARG GLU MET LEU LEU SER CYS PHE PHE ARG GLY GLU SEQRES 15 A 470 GLN CYS SER PRO GLU ASP PHE LYS VAL VAL PHE THR ARG SEQRES 16 A 470 TYR GLY LYS CYS TYR THR PHE ASN ALA GLY GLN ASP GLY SEQRES 17 A 470 LYS PRO ARG LEU ILE THR MET LYS GLY GLY THR GLY ASN SEQRES 18 A 470 GLY LEU GLU ILE MET LEU ASP ILE GLN GLN ASP GLU TYR SEQRES 19 A 470 LEU PRO VAL TRP GLY GLU THR ASP GLU THR SER PHE GLU SEQRES 20 A 470 ALA GLY ILE LYS VAL GLN ILE HIS SER GLN ASP GLU PRO SEQRES 21 A 470 PRO LEU ILE ASP GLN LEU GLY PHE GLY VAL ALA PRO GLY SEQRES 22 A 470 PHE GLN THR PHE VAL SER CYS GLN GLU GLN ARG LEU ILE SEQRES 23 A 470 TYR LEU PRO PRO PRO TRP GLY ASP CYS LYS ALA THR THR SEQRES 24 A 470 GLY ASP SER GLU PHE TYR ASP THR TYR SER ILE THR ALA SEQRES 25 A 470 CYS ARG ILE ASP CYS GLU THR ARG TYR LEU VAL GLU ASN SEQRES 26 A 470 CYS ASN CYS ARG MET VAL HIS MET PRO GLY ASP ALA PRO SEQRES 27 A 470 TYR CYS THR PRO GLU GLN TYR LYS GLU CYS ALA ASP PRO SEQRES 28 A 470 ALA LEU ASP PHE LEU VAL GLU LYS ASP ASN GLU TYR CYS SEQRES 29 A 470 VAL CYS GLU MET PRO CYS ASN VAL THR ARG TYR GLY LYS SEQRES 30 A 470 GLU LEU SER MET VAL LYS ILE PRO SER LYS ALA SER ALA SEQRES 31 A 470 LYS TYR LEU ALA LYS LYS TYR ASN LYS SER GLU GLN TYR SEQRES 32 A 470 ILE GLY GLU ASN ILE LEU VAL LEU ASP ILE PHE PHE GLU SEQRES 33 A 470 ALA LEU ASN TYR GLU THR ILE GLU GLN LYS LYS ALA TYR SEQRES 34 A 470 GLU VAL ALA GLY LEU LEU GLY ASP ILE GLY GLY GLN MET SEQRES 35 A 470 GLY LEU PHE ILE GLY ALA SER ILE LEU THR VAL LEU GLU SEQRES 36 A 470 LEU PHE ASP TYR ALA TYR GLU VAL ILE LYS HIS ARG LEU SEQRES 37 A 470 CYS ARG HET CL A 501 1 HETNAM CL CHLORIDE ION FORMUL 2 CL CL 1- FORMUL 3 HOH *50(H2 O) HELIX 1 1 LEU A 42 PHE A 70 1 29 HELIX 2 2 THR A 105 GLY A 113 1 9 HELIX 3 3 LYS A 134 ALA A 143 1 10 HELIX 4 4 ASN A 154 GLY A 163 1 10 HELIX 5 5 ASP A 165 MET A 169 1 5 HELIX 6 6 SER A 181 GLU A 183 5 3 HELIX 7 7 GLN A 226 TYR A 230 5 5 HELIX 8 8 LEU A 258 GLY A 263 1 6 HELIX 9 9 SER A 305 ASN A 323 1 19 HELIX 10 10 THR A 337 CYS A 344 1 8 HELIX 11 11 CYS A 344 LYS A 355 1 12 HELIX 12 12 SER A 382 TYR A 393 1 12 HELIX 13 13 SER A 396 ASN A 403 1 8 HELIX 14 14 GLU A 426 ILE A 442 1 17 HELIX 15 15 SER A 445 PHE A 453 1 9 SHEET 1 A 5 HIS A 74 VAL A 81 0 SHEET 2 A 5 ILE A 404 LYS A 423 -1 O LYS A 422 N VAL A 75 SHEET 3 A 5 GLY A 214 ASP A 224 -1 N LEU A 223 O LEU A 405 SHEET 4 A 5 LEU A 170 PHE A 175 -1 N PHE A 174 O GLU A 220 SHEET 5 A 5 GLU A 178 GLN A 179 -1 O GLU A 178 N PHE A 175 SHEET 1 B 4 HIS A 74 VAL A 81 0 SHEET 2 B 4 ILE A 404 LYS A 423 -1 O LYS A 422 N VAL A 75 SHEET 3 B 4 PHE A 270 ILE A 282 1 N GLU A 278 O GLU A 417 SHEET 4 B 4 ASN A 367 LYS A 379 -1 O VAL A 378 N GLN A 271 SHEET 1 C 2 LEU A 86 THR A 87 0 SHEET 2 C 2 ILE A 209 THR A 210 -1 O THR A 210 N LEU A 86 SHEET 1 D 5 PHE A 185 THR A 190 0 SHEET 2 D 5 GLY A 193 PHE A 198 -1 O CYS A 195 N VAL A 188 SHEET 3 D 5 ALA A 90 ASN A 95 -1 N VAL A 91 O PHE A 198 SHEET 4 D 5 ILE A 246 HIS A 251 -1 O HIS A 251 N ALA A 90 SHEET 5 D 5 PHE A 264 VAL A 266 -1 O PHE A 264 N VAL A 248 SSBOND 1 CYS A 94 CYS A 195 1555 1555 2.03 SSBOND 2 CYS A 173 CYS A 180 1555 1555 2.05 SSBOND 3 CYS A 291 CYS A 366 1555 1555 2.03 SSBOND 4 CYS A 309 CYS A 362 1555 1555 2.04 SSBOND 5 CYS A 313 CYS A 360 1555 1555 2.03 SSBOND 6 CYS A 322 CYS A 344 1555 1555 2.03 SSBOND 7 CYS A 324 CYS A 336 1555 1555 2.02 CISPEP 1 PRO A 286 PRO A 287 0 6.83 CISPEP 2 ILE A 380 PRO A 381 0 -2.70 SITE 1 AC1 3 LYS A 212 ARG A 310 GLU A 314 CRYST1 131.787 131.787 119.107 90.00 90.00 120.00 H 3 9 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 0.007588 0.004381 0.000000 0.00000 SCALE2 0.000000 0.008762 0.000000 0.00000 SCALE3 0.000000 0.000000 0.008396 0.00000